diff --git a/Android.bp b/Android.bp
index 084c9f5..02db27a 100644
--- a/Android.bp
+++ b/Android.bp
@@ -67,6 +67,7 @@
     name: "framework-non-updatable-sources",
     srcs: [
         // Java/AIDL sources under frameworks/base
+        ":framework-annotations",
         ":framework-blobstore-sources",
         ":framework-core-sources",
         ":framework-drm-sources",
@@ -341,46 +342,6 @@
 }
 
 filegroup {
-    name: "framework-annotations",
-    srcs: [
-        "core/java/android/annotation/AnyThread.java",
-        "core/java/android/annotation/AppIdInt.java",
-        "core/java/android/annotation/BytesLong.java",
-        "core/java/android/annotation/CallbackExecutor.java",
-        "core/java/android/annotation/CallSuper.java",
-        "core/java/android/annotation/CheckResult.java",
-        "core/java/android/annotation/CurrentTimeMillisLong.java",
-        "core/java/android/annotation/CurrentTimeSecondsLong.java",
-        "core/java/android/annotation/DrawableRes.java",
-        "core/java/android/annotation/DurationMillisLong.java",
-        "core/java/android/annotation/Hide.java",
-        "core/java/android/annotation/IntDef.java",
-        "core/java/android/annotation/IntRange.java",
-        "core/java/android/annotation/LongDef.java",
-        "core/java/android/annotation/MainThread.java",
-        "core/java/android/annotation/NonNull.java",
-        "core/java/android/annotation/Nullable.java",
-        "core/java/android/annotation/RequiresPermission.java",
-        "core/java/android/annotation/SdkConstant.java",
-        "core/java/android/annotation/StringDef.java",
-        "core/java/android/annotation/SystemApi.java",
-        "core/java/android/annotation/SystemService.java",
-        "core/java/android/annotation/TestApi.java",
-        "core/java/android/annotation/UserIdInt.java",
-        "core/java/android/annotation/WorkerThread.java",
-        "core/java/com/android/internal/annotations/GuardedBy.java",
-        "core/java/com/android/internal/annotations/Immutable.java",
-        "core/java/com/android/internal/annotations/VisibleForTesting.java",
-    ],
-}
-
-java_library {
-    name: "framework-annotations-lib",
-    srcs: [":framework-annotations"],
-    sdk_version: "core_current",
-}
-
-filegroup {
     name: "framework-ike-shared-srcs",
     visibility: ["//packages/modules/IPsec"],
     srcs: [
diff --git a/ApiDocs.bp b/ApiDocs.bp
index d3bef7f..5cbc78c 100644
--- a/ApiDocs.bp
+++ b/ApiDocs.bp
@@ -99,9 +99,7 @@
     arg_files: [
         "core/res/AndroidManifest.xml",
     ],
-    args: metalava_framework_docs_args +
-        // Needed for hidden libcore annotations for now.
-        " --ignore-classes-on-classpath ",
+    args: metalava_framework_docs_args,
     write_sdk_values: true,
 }
 
@@ -112,8 +110,6 @@
         "core/res/AndroidManifest.xml",
     ],
     args: metalava_framework_docs_args +
-        // Needed for hidden libcore annotations for now.
-        " --ignore-classes-on-classpath " +
         " --show-annotation android.annotation.SystemApi\\(client=android.annotation.SystemApi.Client.PRIVILEGED_APPS\\) ",
     write_sdk_values: true,
 }
diff --git a/core/api/current.txt b/core/api/current.txt
index 7fd3bca..cd4e6f9 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -31480,6 +31480,7 @@
     field public static final android.print.PrintAttributes.MediaSize JPN_HAGAKI;
     field public static final android.print.PrintAttributes.MediaSize JPN_KAHU;
     field public static final android.print.PrintAttributes.MediaSize JPN_KAKU2;
+    field @NonNull public static final android.print.PrintAttributes.MediaSize JPN_OE_PHOTO_L;
     field public static final android.print.PrintAttributes.MediaSize JPN_OUFUKU;
     field public static final android.print.PrintAttributes.MediaSize JPN_YOU4;
     field @NonNull public static final android.print.PrintAttributes.MediaSize NA_ARCH_A;
@@ -31501,7 +31502,6 @@
     field public static final android.print.PrintAttributes.MediaSize NA_QUARTO;
     field @NonNull public static final android.print.PrintAttributes.MediaSize NA_SUPER_B;
     field public static final android.print.PrintAttributes.MediaSize NA_TABLOID;
-    field @NonNull public static final android.print.PrintAttributes.MediaSize OE_PHOTO_L;
     field public static final android.print.PrintAttributes.MediaSize OM_DAI_PA_KAI;
     field public static final android.print.PrintAttributes.MediaSize OM_JUURO_KU_KAI;
     field public static final android.print.PrintAttributes.MediaSize OM_PA_KAI;
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index 039c6b1..ea626b3 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -1124,10 +1124,11 @@
 package android.app.compat {
 
   public final class CompatChanges {
+    method @RequiresPermission(android.Manifest.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD) public static void addPackageOverrides(@NonNull String, @NonNull java.util.Map<java.lang.Long,android.app.compat.PackageOverride>);
     method public static boolean isChangeEnabled(long);
     method @RequiresPermission(allOf={"android.permission.READ_COMPAT_CHANGE_CONFIG", "android.permission.LOG_COMPAT_CHANGE"}) public static boolean isChangeEnabled(long, @NonNull String, @NonNull android.os.UserHandle);
     method @RequiresPermission(allOf={"android.permission.READ_COMPAT_CHANGE_CONFIG", "android.permission.LOG_COMPAT_CHANGE"}) public static boolean isChangeEnabled(long, int);
-    method @RequiresPermission(android.Manifest.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD) public static void setPackageOverride(@NonNull String, @NonNull java.util.Map<java.lang.Long,android.app.compat.PackageOverride>);
+    method @RequiresPermission(android.Manifest.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD) public static void removePackageOverrides(@NonNull String, @NonNull java.util.Set<java.lang.Long>);
   }
 
   public final class PackageOverride {
diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index e2975ad..81b9428 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -1191,6 +1191,7 @@
 
   public class VintfObject {
     method public static String[] getHalNamesAndVersions();
+    method @NonNull public static String getPlatformSepolicyVersion();
     method public static String getSepolicyVersion();
     method public static Long getTargetFrameworkCompatibilityMatrixVersion();
     method public static java.util.Map<java.lang.String,java.lang.String[]> getVndkSnapshots();
diff --git a/core/java/Android.bp b/core/java/Android.bp
index 965665d..874704e 100644
--- a/core/java/Android.bp
+++ b/core/java/Android.bp
@@ -46,43 +46,6 @@
         "android/accounts/AccountsException.java",
         "android/accounts/AuthenticatorException.java",
         "android/accounts/OperationCanceledException.java",
-        "android/annotation/AnimatorRes.java",
-        "android/annotation/AnimRes.java",
-        "android/annotation/AnyRes.java",
-        "android/annotation/ArrayRes.java",
-        "android/annotation/AttrRes.java",
-        "android/annotation/BoolRes.java",
-        "android/annotation/BroadcastBehavior.java",
-        "android/annotation/CallbackExecutor.java",
-        "android/annotation/CallSuper.java",
-        "android/annotation/CheckResult.java",
-        "android/annotation/ColorInt.java",
-        "android/annotation/ColorRes.java",
-        "android/annotation/DimenRes.java",
-        "android/annotation/DrawableRes.java",
-        "android/annotation/FontRes.java",
-        "android/annotation/FractionRes.java",
-        "android/annotation/IntDef.java",
-        "android/annotation/IntegerRes.java",
-        "android/annotation/IntRange.java",
-        "android/annotation/LayoutRes.java",
-        "android/annotation/NonNull.java",
-        "android/annotation/Nullable.java",
-        "android/annotation/PluralsRes.java",
-        "android/annotation/RawRes.java",
-        "android/annotation/RequiresPermission.java",
-        "android/annotation/SdkConstant.java",
-        "android/annotation/Size.java",
-        "android/annotation/StringDef.java",
-        "android/annotation/StringRes.java",
-        "android/annotation/StyleableRes.java",
-        "android/annotation/StyleRes.java",
-        "android/annotation/SuppressLint.java",
-        "android/annotation/SystemApi.java",
-        "android/annotation/SystemService.java",
-        "android/annotation/TestApi.java",
-        "android/annotation/UserIdInt.java",
-        "android/annotation/XmlRes.java",
         "android/app/Application.java",
         "android/app/IApplicationThread.aidl",
         "android/app/IServiceConnection.aidl",
@@ -123,7 +86,6 @@
         "android/util/AndroidException.java",
         "android/view/DisplayAdjustments.java",
         "android/view/ViewDebug.java",
-        "com/android/internal/annotations/VisibleForTesting.java",
     ],
     visibility: ["//frameworks/base/test-mock"],
 }
diff --git a/core/java/android/annotation/AnimRes.java b/core/java/android/annotation/AnimRes.java
deleted file mode 100644
index 56f8acf..0000000
--- a/core/java/android/annotation/AnimRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an anim resource reference (e.g. {@link android.R.anim#fade_in}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface AnimRes {
-}
diff --git a/core/java/android/annotation/AnimatorRes.java b/core/java/android/annotation/AnimatorRes.java
deleted file mode 100644
index cd4c189..0000000
--- a/core/java/android/annotation/AnimatorRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an animator resource reference (e.g. {@link android.R.animator#fade_in}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface AnimatorRes {
-}
diff --git a/core/java/android/annotation/AnyRes.java b/core/java/android/annotation/AnyRes.java
deleted file mode 100644
index 44411a0..0000000
--- a/core/java/android/annotation/AnyRes.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a resource reference of any type. If the specific type is known, use
- * one of the more specific annotations instead, such as {@link StringRes} or
- * {@link DrawableRes}.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface AnyRes {
-}
diff --git a/core/java/android/annotation/AnyThread.java b/core/java/android/annotation/AnyThread.java
deleted file mode 100644
index ee36a42..0000000
--- a/core/java/android/annotation/AnyThread.java
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated method can be called from any thread (e.g. it is
- * "thread safe".) If the annotated element is a class, then all methods in the
- * class can be called from any thread.
- * <p>
- * The main purpose of this method is to indicate that you believe a method can
- * be called from any thread; static tools can then check that nothing you call
- * from within this method or class have more strict threading requirements.
- * <p>
- * Example:
- *
- * <pre>
- * <code>
- *  &#64;AnyThread
- *  public void deliverResult(D data) { ... }
- * </code>
- * </pre>
- *
- * @memberDoc This method is safe to call from any thread.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD,CONSTRUCTOR,TYPE,PARAMETER})
-public @interface AnyThread {
-}
diff --git a/core/java/android/annotation/AppIdInt.java b/core/java/android/annotation/AppIdInt.java
deleted file mode 100644
index 29838dd..0000000
--- a/core/java/android/annotation/AppIdInt.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated element is a multi-user application ID. This is
- * <em>not</em> the same as a UID.
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface AppIdInt {
-}
diff --git a/core/java/android/annotation/ArrayRes.java b/core/java/android/annotation/ArrayRes.java
deleted file mode 100644
index 1407af1..0000000
--- a/core/java/android/annotation/ArrayRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an array resource reference (e.g. {@link android.R.array#phoneTypes}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface ArrayRes {
-}
diff --git a/core/java/android/annotation/AttrRes.java b/core/java/android/annotation/AttrRes.java
deleted file mode 100644
index 285b80c..0000000
--- a/core/java/android/annotation/AttrRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an attribute reference (e.g. {@link android.R.attr#action}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface AttrRes {
-}
diff --git a/core/java/android/annotation/BinderThread.java b/core/java/android/annotation/BinderThread.java
deleted file mode 100644
index ca5e14c..0000000
--- a/core/java/android/annotation/BinderThread.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated method should only be called on the binder thread.
- * If the annotated element is a class, then all methods in the class should be called
- * on the binder thread.
- * <p>
- * Example:
- * <pre><code>
- *  &#64;BinderThread
- *  public BeamShareData createBeamShareData() { ... }
- * </code></pre>
- *
- * {@hide}
- */
-@Retention(SOURCE)
-@Target({METHOD,CONSTRUCTOR,TYPE,PARAMETER})
-public @interface BinderThread {
-}
\ No newline at end of file
diff --git a/core/java/android/annotation/BoolRes.java b/core/java/android/annotation/BoolRes.java
deleted file mode 100644
index f50785b..0000000
--- a/core/java/android/annotation/BoolRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a boolean resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface BoolRes {
-}
diff --git a/core/java/android/annotation/BroadcastBehavior.java b/core/java/android/annotation/BroadcastBehavior.java
deleted file mode 100644
index 70d82cb..0000000
--- a/core/java/android/annotation/BroadcastBehavior.java
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import android.content.Intent;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Description of how the annotated broadcast action behaves.
- *
- * @hide
- */
-@Target({ ElementType.FIELD })
-@Retention(RetentionPolicy.SOURCE)
-public @interface BroadcastBehavior {
-    /**
-     * This broadcast will only be delivered to an explicit target.
-     *
-     * @see Intent#setPackage(String)
-     * @see Intent#setComponent(android.content.ComponentName)
-     */
-    boolean explicitOnly() default false;
-
-    /**
-     * This broadcast will only be delivered to registered receivers.
-     *
-     * @see Intent#FLAG_RECEIVER_REGISTERED_ONLY
-     */
-    boolean registeredOnly() default false;
-
-    /**
-     * This broadcast will include all {@code AndroidManifest.xml} receivers
-     * regardless of process state.
-     *
-     * @see Intent#FLAG_RECEIVER_INCLUDE_BACKGROUND
-     */
-    boolean includeBackground() default false;
-
-    /**
-     * This broadcast is protected and can only be sent by the OS.
-     */
-    boolean protectedBroadcast() default false;
-}
diff --git a/core/java/android/annotation/BytesLong.java b/core/java/android/annotation/BytesLong.java
deleted file mode 100644
index f5e1a9c..0000000
--- a/core/java/android/annotation/BytesLong.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * @memberDoc Value is a non-negative number of bytes.
- * @paramDoc Value is a non-negative number of bytes.
- * @returnDoc Value is a non-negative number of bytes.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface BytesLong {
-}
diff --git a/core/java/android/annotation/CallSuper.java b/core/java/android/annotation/CallSuper.java
deleted file mode 100644
index c16b511..0000000
--- a/core/java/android/annotation/CallSuper.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that any overriding methods should invoke this method as well.
- * <p>
- * Example:
- *
- * <pre>
- * <code>
- *  &#64;CallSuper
- *  public abstract void onFocusLost();
- * </code>
- * </pre>
- *
- * @memberDoc If you override this method you <em>must</em> call through to the
- *            superclass implementation.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD})
-public @interface CallSuper {
-}
diff --git a/core/java/android/annotation/CallbackExecutor.java b/core/java/android/annotation/CallbackExecutor.java
deleted file mode 100644
index 4258f73..0000000
--- a/core/java/android/annotation/CallbackExecutor.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-import java.util.concurrent.Executor;
-
-/**
- * @paramDoc Callback and listener events are dispatched through this
- *           {@link Executor}, providing an easy way to control which thread is
- *           used. To dispatch events through the main thread of your
- *           application, you can use
- *           {@link android.content.Context#getMainExecutor() Context.getMainExecutor()}.
- *           To dispatch events through a shared thread pool, you can use
- *           {@link android.os.AsyncTask#THREAD_POOL_EXECUTOR AsyncTask#THREAD_POOL_EXECUTOR}.
- * @hide
- */
-@Retention(SOURCE)
-@Target(PARAMETER)
-public @interface CallbackExecutor {
-}
diff --git a/core/java/android/annotation/CheckResult.java b/core/java/android/annotation/CheckResult.java
deleted file mode 100644
index 97d031a..0000000
--- a/core/java/android/annotation/CheckResult.java
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated method returns a result that it typically is
- * an error to ignore. This is usually used for methods that have no side effect,
- * so calling it without actually looking at the result usually means the developer
- * has misunderstood what the method does.
- * <p>
- * Example:
- * <pre>{@code
- *  public @CheckResult String trim(String s) { return s.trim(); }
- *  ...
- *  s.trim(); // this is probably an error
- *  s = s.trim(); // ok
- * }</pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD})
-public @interface CheckResult {
-    /** Defines the name of the suggested method to use instead, if applicable (using
-     * the same signature format as javadoc.) If there is more than one possibility,
-     * list them all separated by commas.
-     * <p>
-     * For example, ProcessBuilder has a method named {@code redirectErrorStream()}
-     * which sounds like it might redirect the error stream. It does not. It's just
-     * a getter which returns whether the process builder will redirect the error stream,
-     * and to actually set it, you must call {@code redirectErrorStream(boolean)}.
-     * In that case, the method should be defined like this:
-     * <pre>
-     *  &#64;CheckResult(suggest="#redirectErrorStream(boolean)")
-     *  public boolean redirectErrorStream() { ... }
-     * </pre>
-     */
-    String suggest() default "";
-}
\ No newline at end of file
diff --git a/core/java/android/annotation/ColorInt.java b/core/java/android/annotation/ColorInt.java
deleted file mode 100644
index 4671b1b..0000000
--- a/core/java/android/annotation/ColorInt.java
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated element represents a packed color
- * int, {@code AARRGGBB}. If applied to an int array, every element
- * in the array represents a color integer.
- * <p>
- * Example:
- * <pre>{@code
- *  public abstract void setTextColor(@ColorInt int color);
- * }</pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({PARAMETER,METHOD,LOCAL_VARIABLE,FIELD})
-public @interface ColorInt {
-}
\ No newline at end of file
diff --git a/core/java/android/annotation/ColorLong.java b/core/java/android/annotation/ColorLong.java
deleted file mode 100644
index 9b19c76..0000000
--- a/core/java/android/annotation/ColorLong.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * <p>Denotes that the annotated element represents a packed color
- * long. If applied to a long array, every element in the array
- * represents a color long. For more information on how colors
- * are packed in a long, please refer to the documentation of
- * the {@link android.graphics.Color} class.</p>
- *
- * <p>Example:</p>
- *
- * <pre>{@code
- *  public void setFillColor(@ColorLong long color);
- * }</pre>
- *
- * @see android.graphics.Color
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({PARAMETER,METHOD,LOCAL_VARIABLE,FIELD})
-public @interface ColorLong {
-}
diff --git a/core/java/android/annotation/ColorRes.java b/core/java/android/annotation/ColorRes.java
deleted file mode 100644
index 061faa0..0000000
--- a/core/java/android/annotation/ColorRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a color resource reference (e.g. {@link android.R.color#black}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface ColorRes {
-}
diff --git a/core/java/android/annotation/Condemned.java b/core/java/android/annotation/Condemned.java
deleted file mode 100644
index 186409b..0000000
--- a/core/java/android/annotation/Condemned.java
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PACKAGE;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * A program element annotated &#64;Condemned is one that programmers are
- * blocked from using, typically because it's about to be completely destroyed.
- * <p>
- * This is a stronger version of &#64;Deprecated, and it's typically used to
- * mark APIs that only existed temporarily in a preview SDK, and which only
- * continue to exist temporarily to support binary compatibility.
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target(value={CONSTRUCTOR, FIELD, LOCAL_VARIABLE, METHOD, PACKAGE, PARAMETER, TYPE})
-public @interface Condemned {
-}
diff --git a/core/java/android/annotation/CurrentTimeMillisLong.java b/core/java/android/annotation/CurrentTimeMillisLong.java
deleted file mode 100644
index 355bb5a..0000000
--- a/core/java/android/annotation/CurrentTimeMillisLong.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * @memberDoc Value is a non-negative timestamp measured as the number of
- *            milliseconds since 1970-01-01T00:00:00Z.
- * @paramDoc Value is a non-negative timestamp measured as the number of
- *            milliseconds since 1970-01-01T00:00:00Z.
- * @returnDoc Value is a non-negative timestamp measured as the number of
- *            milliseconds since 1970-01-01T00:00:00Z.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface CurrentTimeMillisLong {
-}
diff --git a/core/java/android/annotation/CurrentTimeSecondsLong.java b/core/java/android/annotation/CurrentTimeSecondsLong.java
deleted file mode 100644
index 2b4ffd7..0000000
--- a/core/java/android/annotation/CurrentTimeSecondsLong.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * @memberDoc Value is a non-negative timestamp measured as the number of
- *            seconds since 1970-01-01T00:00:00Z.
- * @paramDoc Value is a non-negative timestamp measured as the number of
- *            seconds since 1970-01-01T00:00:00Z.
- * @returnDoc Value is a non-negative timestamp measured as the number of
- *            seconds since 1970-01-01T00:00:00Z.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface CurrentTimeSecondsLong {
-}
diff --git a/core/java/android/annotation/DimenRes.java b/core/java/android/annotation/DimenRes.java
deleted file mode 100644
index 02ae00c..0000000
--- a/core/java/android/annotation/DimenRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a dimension resource reference (e.g. {@link android.R.dimen#app_icon_size}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface DimenRes {
-}
diff --git a/core/java/android/annotation/Dimension.java b/core/java/android/annotation/Dimension.java
deleted file mode 100644
index 5f705ad5..0000000
--- a/core/java/android/annotation/Dimension.java
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that a numeric parameter, field or method return value is expected
- * to represent a dimension.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD,PARAMETER,FIELD,LOCAL_VARIABLE,ANNOTATION_TYPE})
-public @interface Dimension {
-    @Unit
-    int unit() default PX;
-
-    int DP = 0;
-    int PX = 1;
-    int SP = 2;
-
-    @IntDef({PX, DP, SP})
-    @Retention(SOURCE)
-    @interface Unit {}
-}
diff --git a/core/java/android/annotation/DrawableRes.java b/core/java/android/annotation/DrawableRes.java
deleted file mode 100644
index ebefa1d..0000000
--- a/core/java/android/annotation/DrawableRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a drawable resource reference (e.g. {@link android.R.attr#alertDialogIcon}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface DrawableRes {
-}
diff --git a/core/java/android/annotation/DurationMillisLong.java b/core/java/android/annotation/DurationMillisLong.java
deleted file mode 100644
index ce77532..0000000
--- a/core/java/android/annotation/DurationMillisLong.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * @memberDoc Value is a non-negative duration in milliseconds.
- * @paramDoc Value is a non-negative duration in milliseconds.
- * @returnDoc Value is a non-negative duration in milliseconds.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface DurationMillisLong {
-}
diff --git a/core/java/android/annotation/ElapsedRealtimeLong.java b/core/java/android/annotation/ElapsedRealtimeLong.java
deleted file mode 100644
index f77ff72..0000000
--- a/core/java/android/annotation/ElapsedRealtimeLong.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import android.os.SystemClock;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * @memberDoc Value is a non-negative timestamp in the
- *            {@link SystemClock#elapsedRealtime()} time base.
- * @paramDoc Value is a non-negative timestamp in the
- *           {@link SystemClock#elapsedRealtime()} time base.
- * @returnDoc Value is a non-negative timestamp in the
- *            {@link SystemClock#elapsedRealtime()} time base.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface ElapsedRealtimeLong {
-}
diff --git a/core/java/android/annotation/FloatRange.java b/core/java/android/annotation/FloatRange.java
deleted file mode 100644
index 05b51680..0000000
--- a/core/java/android/annotation/FloatRange.java
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated element should be a float or double in the given range
- * <p>
- * Example:
- * <pre><code>
- *  &#64;FloatRange(from=0.0,to=1.0)
- *  public float getAlpha() {
- *      ...
- *  }
- * </code></pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD,PARAMETER,FIELD,LOCAL_VARIABLE})
-public @interface FloatRange {
-    /** Smallest value. Whether it is inclusive or not is determined
-     * by {@link #fromInclusive} */
-    double from() default Double.NEGATIVE_INFINITY;
-    /** Largest value. Whether it is inclusive or not is determined
-     * by {@link #toInclusive} */
-    double to() default Double.POSITIVE_INFINITY;
-
-    /** Whether the from value is included in the range */
-    boolean fromInclusive() default true;
-
-    /** Whether the to value is included in the range */
-    boolean toInclusive() default true;
-}
\ No newline at end of file
diff --git a/core/java/android/annotation/FontRes.java b/core/java/android/annotation/FontRes.java
deleted file mode 100644
index dbacb58..0000000
--- a/core/java/android/annotation/FontRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a Font resource reference (e.g. R.font.myfont).
- *
- * @hide
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface FontRes {
-}
diff --git a/core/java/android/annotation/FractionRes.java b/core/java/android/annotation/FractionRes.java
deleted file mode 100644
index fd84d3e..0000000
--- a/core/java/android/annotation/FractionRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a fraction resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface FractionRes {
-}
diff --git a/core/java/android/annotation/HalfFloat.java b/core/java/android/annotation/HalfFloat.java
deleted file mode 100644
index 256008c..0000000
--- a/core/java/android/annotation/HalfFloat.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * <p>Denotes that the annotated element represents a half-precision floating point
- * value. Such values are stored in short data types and can be manipulated with
- * the {@link android.util.Half} class. If applied to an array of short, every
- * element in the array represents a half-precision float.</p>
- *
- * <p>Example:</p>
- *
- * <pre>{@code
- * public abstract void setPosition(@HalfFloat short x, @HalfFloat short y, @HalfFloat short z);
- * }</pre>
- *
- * @see android.util.Half
- * @see android.util.Half#toHalf(float)
- * @see android.util.Half#toFloat(short)
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({PARAMETER, METHOD, LOCAL_VARIABLE, FIELD})
-public @interface HalfFloat {
-}
diff --git a/core/java/android/annotation/Hide.java b/core/java/android/annotation/Hide.java
deleted file mode 100644
index c8e5a4a..0000000
--- a/core/java/android/annotation/Hide.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PACKAGE;
-import static java.lang.annotation.ElementType.TYPE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Indicates that an API is hidden by default, in a similar fashion to the
- * <pre>@hide</pre> javadoc tag.
- *
- * <p>Note that, in order for this to work, metalava has to be invoked with
- * the flag {@code --hide-annotation android.annotation.Hide}.
- * @hide
- */
-@Target({TYPE, FIELD, METHOD, CONSTRUCTOR, ANNOTATION_TYPE, PACKAGE})
-@Retention(RetentionPolicy.CLASS)
-public @interface Hide {
-}
diff --git a/core/java/android/annotation/IdRes.java b/core/java/android/annotation/IdRes.java
deleted file mode 100644
index b286965..0000000
--- a/core/java/android/annotation/IdRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an id resource reference (e.g. {@link android.R.id#copy}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface IdRes {
-}
diff --git a/core/java/android/annotation/IntDef.java b/core/java/android/annotation/IntDef.java
deleted file mode 100644
index f84a676..0000000
--- a/core/java/android/annotation/IntDef.java
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated element of integer type, represents
- * a logical type and that its value should be one of the explicitly
- * named constants. If the {@link #flag()} attribute is set to true,
- * multiple constants can be combined.
- * <p>
- * <pre><code>
- *  &#64;Retention(SOURCE)
- *  &#64;IntDef({NAVIGATION_MODE_STANDARD, NAVIGATION_MODE_LIST, NAVIGATION_MODE_TABS})
- *  public @interface NavigationMode {}
- *  public static final int NAVIGATION_MODE_STANDARD = 0;
- *  public static final int NAVIGATION_MODE_LIST = 1;
- *  public static final int NAVIGATION_MODE_TABS = 2;
- *  ...
- *  public abstract void setNavigationMode(@NavigationMode int mode);
- *  &#64;NavigationMode
- *  public abstract int getNavigationMode();
- * </code></pre>
- * For a flag, set the flag attribute:
- * <pre><code>
- *  &#64;IntDef(
- *      flag = true,
- *      value = {NAVIGATION_MODE_STANDARD, NAVIGATION_MODE_LIST, NAVIGATION_MODE_TABS})
- * </code></pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({ANNOTATION_TYPE})
-public @interface IntDef {
-    /** Defines the constant prefix for this element */
-    String[] prefix() default {};
-    /** Defines the constant suffix for this element */
-    String[] suffix() default {};
-
-    /** Defines the allowed constants for this element */
-    int[] value() default {};
-
-    /** Defines whether the constants can be used as a flag, or just as an enum (the default) */
-    boolean flag() default false;
-}
diff --git a/core/java/android/annotation/IntRange.java b/core/java/android/annotation/IntRange.java
deleted file mode 100644
index c043e2d..0000000
--- a/core/java/android/annotation/IntRange.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated element should be an int or long in the given range
- * <p>
- * Example:
- * <pre><code>
- *  &#64;IntRange(from=0,to=255)
- *  public int getAlpha() {
- *      ...
- *  }
- * </code></pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD,PARAMETER,FIELD,LOCAL_VARIABLE,ANNOTATION_TYPE})
-public @interface IntRange {
-    /** Smallest value, inclusive */
-    long from() default Long.MIN_VALUE;
-    /** Largest value, inclusive */
-    long to() default Long.MAX_VALUE;
-}
\ No newline at end of file
diff --git a/core/java/android/annotation/IntegerRes.java b/core/java/android/annotation/IntegerRes.java
deleted file mode 100644
index 5313f4a..0000000
--- a/core/java/android/annotation/IntegerRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an integer resource reference (e.g. {@link android.R.integer#config_shortAnimTime}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface IntegerRes {
-}
diff --git a/core/java/android/annotation/InterpolatorRes.java b/core/java/android/annotation/InterpolatorRes.java
deleted file mode 100644
index 8877a5f..0000000
--- a/core/java/android/annotation/InterpolatorRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an interpolator resource reference (e.g. {@link android.R.interpolator#cycle}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface InterpolatorRes {
-}
diff --git a/core/java/android/annotation/LayoutRes.java b/core/java/android/annotation/LayoutRes.java
deleted file mode 100644
index 15ba86f..0000000
--- a/core/java/android/annotation/LayoutRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a layout resource reference (e.g. {@link android.R.layout#list_content}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface LayoutRes {
-}
diff --git a/core/java/android/annotation/LongDef.java b/core/java/android/annotation/LongDef.java
deleted file mode 100644
index 8723eef8..0000000
--- a/core/java/android/annotation/LongDef.java
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated long element represents
- * a logical type and that its value should be one of the explicitly
- * named constants. If the {@link #flag()} attribute is set to true,
- * multiple constants can be combined.
- * <p>
- * <pre><code>
- *  &#64;Retention(SOURCE)
- *  &#64;LongDef({NAVIGATION_MODE_STANDARD, NAVIGATION_MODE_LIST, NAVIGATION_MODE_TABS})
- *  public @interface NavigationMode {}
- *  public static final long NAVIGATION_MODE_STANDARD = 0;
- *  public static final long NAVIGATION_MODE_LIST = 1;
- *  public static final long NAVIGATION_MODE_TABS = 2;
- *  ...
- *  public abstract void setNavigationMode(@NavigationMode long mode);
- *  &#64;NavigationMode
- *  public abstract long getNavigationMode();
- * </code></pre>
- * For a flag, set the flag attribute:
- * <pre><code>
- *  &#64;LongDef(
- *      flag = true,
- *      value = {NAVIGATION_MODE_STANDARD, NAVIGATION_MODE_LIST, NAVIGATION_MODE_TABS})
- * </code></pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({ANNOTATION_TYPE})
-public @interface LongDef {
-    /** Defines the constant prefix for this element */
-    String[] prefix() default "";
-
-    /** Defines the allowed constants for this element */
-    long[] value() default {};
-
-    /** Defines whether the constants can be used as a flag, or just as an enum (the default) */
-    boolean flag() default false;
-}
diff --git a/core/java/android/annotation/MainThread.java b/core/java/android/annotation/MainThread.java
deleted file mode 100644
index a070246..0000000
--- a/core/java/android/annotation/MainThread.java
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated method should only be called on the main thread.
- * If the annotated element is a class, then all methods in the class should be
- * called on the main thread.
- * <p>
- * Example:
- *
- * <pre>
- * <code>
- *  &#64;MainThread
- *  public void deliverResult(D data) { ... }
- * </code>
- * </pre>
- *
- * @memberDoc This method must be called from the main thread of your app.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD,CONSTRUCTOR,TYPE,PARAMETER})
-public @interface MainThread {
-}
diff --git a/core/java/android/annotation/MenuRes.java b/core/java/android/annotation/MenuRes.java
deleted file mode 100644
index b6dcc46..0000000
--- a/core/java/android/annotation/MenuRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a menu resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface MenuRes {
-}
diff --git a/core/java/android/annotation/NavigationRes.java b/core/java/android/annotation/NavigationRes.java
deleted file mode 100644
index 3af5ecf..0000000
--- a/core/java/android/annotation/NavigationRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a navigation resource reference (e.g. {@code R.navigation.flow}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface NavigationRes {
-}
diff --git a/core/java/android/annotation/NonNull.java b/core/java/android/annotation/NonNull.java
deleted file mode 100644
index 20472ba..0000000
--- a/core/java/android/annotation/NonNull.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that a parameter, field or method return value can never be null.
- * <p>
- * This is a marker annotation and it has no specific attributes.
- *
- * @paramDoc This value cannot be {@code null}.
- * @returnDoc This value cannot be {@code null}.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface NonNull {
-}
diff --git a/core/java/android/annotation/Nullable.java b/core/java/android/annotation/Nullable.java
deleted file mode 100644
index b8473e7..0000000
--- a/core/java/android/annotation/Nullable.java
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that a parameter, field or method return value can be null.
- * <p>
- * When decorating a method call parameter, this denotes that the parameter can
- * legitimately be null and the method will gracefully deal with it. Typically
- * used on optional parameters.
- * <p>
- * When decorating a method, this denotes the method might legitimately return
- * null.
- * <p>
- * This is a marker annotation and it has no specific attributes.
- *
- * @paramDoc This value may be {@code null}.
- * @returnDoc This value may be {@code null}.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface Nullable {
-}
diff --git a/core/java/android/annotation/OWNERS b/core/java/android/annotation/OWNERS
deleted file mode 100644
index e1ef544..0000000
--- a/core/java/android/annotation/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-tnorbye@google.com
-aurimas@google.com
-per-file UnsupportedAppUsage.java = mathewi@google.com, satayev@google.com, andreionea@google.com
diff --git a/core/java/android/annotation/PluralsRes.java b/core/java/android/annotation/PluralsRes.java
deleted file mode 100644
index 31ac729..0000000
--- a/core/java/android/annotation/PluralsRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a plurals resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface PluralsRes {
-}
diff --git a/core/java/android/annotation/Px.java b/core/java/android/annotation/Px.java
deleted file mode 100644
index cec7f80..0000000
--- a/core/java/android/annotation/Px.java
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that a numeric parameter, field or method return value is expected
- * to represent a pixel dimension.
- *
- * @memberDoc This units of this value are pixels.
- * @paramDoc This units of this value are pixels.
- * @returnDoc This units of this value are pixels.
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD, LOCAL_VARIABLE})
-@Dimension(unit = Dimension.PX)
-public @interface Px {
-}
diff --git a/core/java/android/annotation/RawRes.java b/core/java/android/annotation/RawRes.java
deleted file mode 100644
index 39970b3..0000000
--- a/core/java/android/annotation/RawRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a raw resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface RawRes {
-}
diff --git a/core/java/android/annotation/RequiresFeature.java b/core/java/android/annotation/RequiresFeature.java
deleted file mode 100644
index 08861d4..0000000
--- a/core/java/android/annotation/RequiresFeature.java
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import android.content.pm.PackageManager;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated element requires one or more device features. This
- * is used to auto-generate documentation.
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({TYPE,FIELD,METHOD,CONSTRUCTOR})
-public @interface RequiresFeature {
-    /**
-     * The name of the device feature that is required.
-     */
-    String value();
-
-    /**
-     * Defines the name of the method that should be called to check whether the feature is
-     * available, using the same signature format as javadoc. The feature checking method can have
-     * multiple parameters, but the feature name parameter must be of type String and must also be
-     * the first String-type parameter.
-     * <p>
-     * By default, the enforcement is {@link PackageManager#hasSystemFeature(String)}.
-     */
-    String enforcement() default("android.content.pm.PackageManager#hasSystemFeature");
-}
diff --git a/core/java/android/annotation/RequiresPermission.java b/core/java/android/annotation/RequiresPermission.java
deleted file mode 100644
index 1d89e31..0000000
--- a/core/java/android/annotation/RequiresPermission.java
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated element requires (or may require) one or more permissions.
- * <p/>
- * Example of requiring a single permission:
- * <pre>{@code
- *   {@literal @}RequiresPermission(Manifest.permission.SET_WALLPAPER)
- *   public abstract void setWallpaper(Bitmap bitmap) throws IOException;
- *
- *   {@literal @}RequiresPermission(ACCESS_COARSE_LOCATION)
- *   public abstract Location getLastKnownLocation(String provider);
- * }</pre>
- * Example of requiring at least one permission from a set:
- * <pre>{@code
- *   {@literal @}RequiresPermission(anyOf = {ACCESS_COARSE_LOCATION, ACCESS_FINE_LOCATION})
- *   public abstract Location getLastKnownLocation(String provider);
- * }</pre>
- * Example of requiring multiple permissions:
- * <pre>{@code
- *   {@literal @}RequiresPermission(allOf = {ACCESS_COARSE_LOCATION, ACCESS_FINE_LOCATION})
- *   public abstract Location getLastKnownLocation(String provider);
- * }</pre>
- * Example of requiring separate read and write permissions for a content provider:
- * <pre>{@code
- *   {@literal @}RequiresPermission.Read(@RequiresPermission(READ_HISTORY_BOOKMARKS))
- *   {@literal @}RequiresPermission.Write(@RequiresPermission(WRITE_HISTORY_BOOKMARKS))
- *   public static final Uri BOOKMARKS_URI = Uri.parse("content://browser/bookmarks");
- * }</pre>
- * <p>
- * When specified on a parameter, the annotation indicates that the method requires
- * a permission which depends on the value of the parameter. For example, consider
- * {@link android.app.Activity#startActivity(android.content.Intent)
- * Activity#startActivity(Intent)}:
- * <pre>{@code
- *   public void startActivity(@RequiresPermission Intent intent) { ... }
- * }</pre>
- * Notice how there are no actual permission names listed in the annotation. The actual
- * permissions required will depend on the particular intent passed in. For example,
- * the code may look like this:
- * <pre>{@code
- *   Intent intent = new Intent(Intent.ACTION_CALL);
- *   startActivity(intent);
- * }</pre>
- * and the actual permission requirement for this particular intent is described on
- * the Intent name itself:
- * <pre>{@code
- *   {@literal @}RequiresPermission(Manifest.permission.CALL_PHONE)
- *   public static final String ACTION_CALL = "android.intent.action.CALL";
- * }</pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({ANNOTATION_TYPE,METHOD,CONSTRUCTOR,FIELD,PARAMETER})
-public @interface RequiresPermission {
-    /**
-     * The name of the permission that is required, if precisely one permission
-     * is required. If more than one permission is required, specify either
-     * {@link #allOf()} or {@link #anyOf()} instead.
-     * <p>
-     * If specified, {@link #anyOf()} and {@link #allOf()} must both be null.
-     */
-    String value() default "";
-
-    /**
-     * Specifies a list of permission names that are all required.
-     * <p>
-     * If specified, {@link #anyOf()} and {@link #value()} must both be null.
-     */
-    String[] allOf() default {};
-
-    /**
-     * Specifies a list of permission names where at least one is required
-     * <p>
-     * If specified, {@link #allOf()} and {@link #value()} must both be null.
-     */
-    String[] anyOf() default {};
-
-    /**
-     * If true, the permission may not be required in all cases (e.g. it may only be
-     * enforced on certain platforms, or for certain call parameters, etc.
-     */
-    boolean conditional() default false;
-
-    /**
-     * Specifies that the given permission is required for read operations.
-     * <p>
-     * When specified on a parameter, the annotation indicates that the method requires
-     * a permission which depends on the value of the parameter (and typically
-     * the corresponding field passed in will be one of a set of constants which have
-     * been annotated with a <code>@RequiresPermission</code> annotation.)
-     */
-    @Target({FIELD, METHOD, PARAMETER})
-    @interface Read {
-        RequiresPermission value() default @RequiresPermission;
-    }
-
-    /**
-     * Specifies that the given permission is required for write operations.
-     * <p>
-     * When specified on a parameter, the annotation indicates that the method requires
-     * a permission which depends on the value of the parameter (and typically
-     * the corresponding field passed in will be one of a set of constants which have
-     * been annotated with a <code>@RequiresPermission</code> annotation.)
-     */
-    @Target({FIELD, METHOD, PARAMETER})
-    @interface Write {
-        RequiresPermission value() default @RequiresPermission;
-    }
-}
diff --git a/core/java/android/annotation/SdkConstant.java b/core/java/android/annotation/SdkConstant.java
deleted file mode 100644
index 0a53186..0000000
--- a/core/java/android/annotation/SdkConstant.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import java.lang.annotation.Target;
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-/**
- * Indicates a constant field value should be exported to be used in the SDK tools.
- * @hide
- */
-@Target({ ElementType.FIELD })
-@Retention(RetentionPolicy.SOURCE)
-public @interface SdkConstant {
-    public static enum SdkConstantType {
-        ACTIVITY_INTENT_ACTION, BROADCAST_INTENT_ACTION, SERVICE_ACTION, INTENT_CATEGORY, FEATURE;
-    }
-
-    SdkConstantType value();
-}
diff --git a/core/java/android/annotation/Size.java b/core/java/android/annotation/Size.java
deleted file mode 100644
index 7c3e70f..0000000
--- a/core/java/android/annotation/Size.java
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated element should have a given size or length.
- * Note that "-1" means "unset". Typically used with a parameter or
- * return value of type array or collection.
- * <p>
- * Example:
- * <pre>{@code
- *  public void getLocationInWindow(@Size(2) int[] location) {
- *      ...
- *  }
- * }</pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({PARAMETER,LOCAL_VARIABLE,METHOD,FIELD})
-public @interface Size {
-    /** An exact size (or -1 if not specified) */
-    long value() default -1;
-    /** A minimum size, inclusive */
-    long min() default Long.MIN_VALUE;
-    /** A maximum size, inclusive */
-    long max() default Long.MAX_VALUE;
-    /** The size must be a multiple of this factor */
-    long multiple() default 1;
-}
\ No newline at end of file
diff --git a/core/java/android/annotation/StringDef.java b/core/java/android/annotation/StringDef.java
deleted file mode 100644
index a37535b..0000000
--- a/core/java/android/annotation/StringDef.java
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated String element, represents a logical
- * type and that its value should be one of the explicitly named constants.
- * <p>
- * Example:
- * <pre><code>
- *  &#64;Retention(SOURCE)
- *  &#64;StringDef({
- *     POWER_SERVICE,
- *     WINDOW_SERVICE,
- *     LAYOUT_INFLATER_SERVICE
- *  })
- *  public @interface ServiceName {}
- *  public static final String POWER_SERVICE = "power";
- *  public static final String WINDOW_SERVICE = "window";
- *  public static final String LAYOUT_INFLATER_SERVICE = "layout_inflater";
- *  ...
- *  public abstract Object getSystemService(@ServiceName String name);
- * </code></pre>
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({ANNOTATION_TYPE})
-public @interface StringDef {
-    /** Defines the constant prefix for this element */
-    String[] prefix() default {};
-    /** Defines the constant suffix for this element */
-    String[] suffix() default {};
-
-    /** Defines the allowed constants for this element */
-    String[] value() default {};
-}
diff --git a/core/java/android/annotation/StringRes.java b/core/java/android/annotation/StringRes.java
deleted file mode 100644
index 190b68a..0000000
--- a/core/java/android/annotation/StringRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a String resource reference (e.g. {@link android.R.string#ok}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface StringRes {
-}
diff --git a/core/java/android/annotation/StyleRes.java b/core/java/android/annotation/StyleRes.java
deleted file mode 100644
index 4453b8d..0000000
--- a/core/java/android/annotation/StyleRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that a integer parameter, field or method return value is expected
- * to be a style resource reference (e.g. {@link android.R.style#TextAppearance}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface StyleRes {
-}
diff --git a/core/java/android/annotation/StyleableRes.java b/core/java/android/annotation/StyleableRes.java
deleted file mode 100644
index 3c1895e..0000000
--- a/core/java/android/annotation/StyleableRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that a integer parameter, field or method return value is expected
- * to be a styleable resource reference (e.g. {@link android.R.styleable#TextView_text}).
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface StyleableRes {
-}
diff --git a/core/java/android/annotation/SuppressAutoDoc.java b/core/java/android/annotation/SuppressAutoDoc.java
deleted file mode 100644
index e34e03b..0000000
--- a/core/java/android/annotation/SuppressAutoDoc.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that any automatically generated documentation should be suppressed
- * for the annotated method, parameter, or field.
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({TYPE, FIELD, METHOD, PARAMETER, CONSTRUCTOR, LOCAL_VARIABLE})
-public @interface SuppressAutoDoc {
-}
diff --git a/core/java/android/annotation/SuppressLint.java b/core/java/android/annotation/SuppressLint.java
deleted file mode 100644
index 2d3456b..0000000
--- a/core/java/android/annotation/SuppressLint.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/** Indicates that Lint should ignore the specified warnings for the annotated element. */
-@Target({TYPE, FIELD, METHOD, PARAMETER, CONSTRUCTOR, LOCAL_VARIABLE})
-@Retention(RetentionPolicy.CLASS)
-public @interface SuppressLint {
-    /**
-     * The set of warnings (identified by the lint issue id) that should be
-     * ignored by lint. It is not an error to specify an unrecognized name.
-     */
-    String[] value();
-}
diff --git a/core/java/android/annotation/SystemApi.java b/core/java/android/annotation/SystemApi.java
deleted file mode 100644
index a468439..0000000
--- a/core/java/android/annotation/SystemApi.java
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PACKAGE;
-import static java.lang.annotation.ElementType.TYPE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Indicates an API is exposed for use by bundled system applications.
- * <p>
- * These APIs are not guaranteed to remain consistent release-to-release,
- * and are not for use by apps linking against the Android SDK.
- * </p><p>
- * This annotation should only appear on API that is already marked <pre>@hide</pre>.
- * </p>
- *
- * @hide
- */
-@Target({TYPE, FIELD, METHOD, CONSTRUCTOR, ANNOTATION_TYPE, PACKAGE})
-@Retention(RetentionPolicy.RUNTIME)
-public @interface SystemApi {
-    enum Client {
-        /**
-         * Specifies that the intended clients of a SystemApi are privileged apps.
-         * This is the default value for {@link #client}.
-         */
-        PRIVILEGED_APPS,
-
-        /**
-         * Specifies that the intended clients of a SystemApi are used by classes in
-         * <pre>BOOTCLASSPATH</pre> in mainline modules. Mainline modules can also expose
-         * this type of system APIs too when they're used only by the non-updatable
-         * platform code.
-         */
-        MODULE_LIBRARIES,
-
-        /**
-         * Specifies that the system API is available only in the system server process.
-         * Use this to expose APIs from code loaded by the system server process <em>but</em>
-         * not in <pre>BOOTCLASSPATH</pre>.
-         */
-        SYSTEM_SERVER
-    }
-
-    /**
-     * The intended client of this SystemAPI.
-     */
-    Client client() default android.annotation.SystemApi.Client.PRIVILEGED_APPS;
-
-    /**
-     * Container for {@link SystemApi} that allows it to be applied repeatedly to types.
-     */
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target(TYPE)
-    @interface Container {
-        SystemApi[] value();
-    }
-}
diff --git a/core/java/android/annotation/SystemService.java b/core/java/android/annotation/SystemService.java
deleted file mode 100644
index c05c1ba..0000000
--- a/core/java/android/annotation/SystemService.java
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Description of a system service available through
- * {@link android.content.Context#getSystemService(Class)}. This is used to auto-generate
- * documentation explaining how to obtain a reference to the service.
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target(TYPE)
-public @interface SystemService {
-    /**
-     * The string name of the system service that can be passed to
-     * {@link android.content.Context#getSystemService(String)}.
-     *
-     * @see android.content.Context#getSystemServiceName(Class)
-     */
-    String value();
-}
diff --git a/core/java/android/annotation/TargetApi.java b/core/java/android/annotation/TargetApi.java
deleted file mode 100644
index 975318e..0000000
--- a/core/java/android/annotation/TargetApi.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.TYPE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/** Indicates that Lint should treat this type as targeting a given API level, no matter what the
-    project target is. */
-@Target({TYPE, METHOD, CONSTRUCTOR, FIELD})
-@Retention(RetentionPolicy.CLASS)
-public @interface TargetApi {
-    /**
-     * This sets the target api level for the type..
-     */
-    int value();
-}
diff --git a/core/java/android/annotation/TestApi.java b/core/java/android/annotation/TestApi.java
deleted file mode 100644
index 0e9ed37..0000000
--- a/core/java/android/annotation/TestApi.java
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PACKAGE;
-import static java.lang.annotation.ElementType.TYPE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Indicates an API is exposed for use by CTS.
- * <p>
- * These APIs are not guaranteed to remain consistent release-to-release,
- * and are not for use by apps linking against the Android SDK.
- * </p>
- *
- * @hide
- */
-@Target({TYPE, FIELD, METHOD, CONSTRUCTOR, ANNOTATION_TYPE, PACKAGE})
-@Retention(RetentionPolicy.SOURCE)
-public @interface TestApi {
-}
diff --git a/core/java/android/annotation/TransitionRes.java b/core/java/android/annotation/TransitionRes.java
deleted file mode 100644
index 06bac74..0000000
--- a/core/java/android/annotation/TransitionRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be a transition resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface TransitionRes {
-}
diff --git a/core/java/android/annotation/UiThread.java b/core/java/android/annotation/UiThread.java
deleted file mode 100644
index 6d7eedc..0000000
--- a/core/java/android/annotation/UiThread.java
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import android.os.Looper;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated method or constructor should only be called on the
- * UI thread. If the annotated element is a class, then all methods in the class
- * should be called on the UI thread.
- * <p>
- * Example:
- *
- * <pre>
- * <code>
- *  &#64;UiThread
- *  public abstract void setText(@NonNull String text) { ... }
- * </code>
- * </pre>
- *
- * @memberDoc This method must be called on the thread that originally created
- *            this UI element. This is typically the
- *            {@linkplain Looper#getMainLooper() main thread} of your app.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD,CONSTRUCTOR,TYPE,PARAMETER})
-public @interface UiThread {
-}
diff --git a/core/java/android/annotation/UserHandleAware.java b/core/java/android/annotation/UserHandleAware.java
deleted file mode 100644
index 7d3d20b..0000000
--- a/core/java/android/annotation/UserHandleAware.java
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PACKAGE;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Indicates an API that uses {@code context.getUser} or {@code context.getUserId}
- * to operate across users (as the user associated with the context)
- * <p>
- * To create a {@link android.content.Context} associated with a different user,
- *  use {@link android.content.Context#createContextAsUser} or
- *  {@link android.content.Context#createPackageContextAsUser}
- * <p>
- * Example:
- * <pre>{@code
- * {@literal @}UserHandleAware
- * public abstract PackageInfo getPackageInfo({@literal @}NonNull String packageName,
- *      {@literal @}PackageInfoFlags int flags) throws NameNotFoundException;
- * }</pre>
- *
- * @memberDoc This method uses {@linkplain android.content.Context#getUser}
- *            or {@linkplain android.content.Context#getUserId} to execute across users.
- * @hide
- */
-@Retention(SOURCE)
-@Target({TYPE, METHOD, CONSTRUCTOR, PACKAGE})
-public @interface UserHandleAware {
-}
diff --git a/core/java/android/annotation/UserIdInt.java b/core/java/android/annotation/UserIdInt.java
deleted file mode 100644
index 7b9ce25..0000000
--- a/core/java/android/annotation/UserIdInt.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-/**
- * Denotes that the annotated element is a multi-user user ID. This is
- * <em>not</em> the same as a UID.
- *
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface UserIdInt {
-}
diff --git a/core/java/android/annotation/Widget.java b/core/java/android/annotation/Widget.java
deleted file mode 100644
index 6756cd7..0000000
--- a/core/java/android/annotation/Widget.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import java.lang.annotation.Target;
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-/**
- * Indicates a class is a widget usable by application developers to create UI.
- * <p>
- * This must be used in cases where:
- * <ul>
- * <li>The widget is not in the package <code>android.widget</code></li>
- * <li>The widget extends <code>android.view.ViewGroup</code></li>
- * </ul>
- * @hide
- */
-@Target({ ElementType.TYPE })
-@Retention(RetentionPolicy.SOURCE)
-public @interface Widget {
-}
diff --git a/core/java/android/annotation/WorkerThread.java b/core/java/android/annotation/WorkerThread.java
deleted file mode 100644
index 8c2a4d3..0000000
--- a/core/java/android/annotation/WorkerThread.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.CONSTRUCTOR;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.ElementType.TYPE;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that the annotated method should only be called on a worker thread.
- * If the annotated element is a class, then all methods in the class should be
- * called on a worker thread.
- * <p>
- * Example:
- *
- * <pre>
- * <code>
- *  &#64;WorkerThread
- *  protected abstract FilterResults performFiltering(CharSequence constraint);
- * </code>
- * </pre>
- *
- * @memberDoc This method may take several seconds to complete, so it should
- *            only be called from a worker thread.
- * @hide
- */
-@Retention(SOURCE)
-@Target({METHOD,CONSTRUCTOR,TYPE,PARAMETER})
-public @interface WorkerThread {
-}
diff --git a/core/java/android/annotation/XmlRes.java b/core/java/android/annotation/XmlRes.java
deleted file mode 100644
index 5fb8a4a..0000000
--- a/core/java/android/annotation/XmlRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package android.annotation;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-import java.lang.annotation.Target;
-
-import static java.lang.annotation.ElementType.FIELD;
-import static java.lang.annotation.ElementType.METHOD;
-import static java.lang.annotation.ElementType.PARAMETER;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-/**
- * Denotes that an integer parameter, field or method return value is expected
- * to be an XML resource reference.
- *
- * {@hide}
- */
-@Documented
-@Retention(SOURCE)
-@Target({METHOD, PARAMETER, FIELD})
-public @interface XmlRes {
-}
diff --git a/core/java/android/app/compat/CompatChanges.java b/core/java/android/app/compat/CompatChanges.java
index 74e1ece..8ca43c4 100644
--- a/core/java/android/app/compat/CompatChanges.java
+++ b/core/java/android/app/compat/CompatChanges.java
@@ -26,9 +26,11 @@
 import android.os.UserHandle;
 
 import com.android.internal.compat.CompatibilityOverrideConfig;
+import com.android.internal.compat.CompatibilityOverridesToRemoveConfig;
 import com.android.internal.compat.IPlatformCompat;
 
 import java.util.Map;
+import java.util.Set;
 
 /**
  * CompatChanges APIs - to be used by platform code only (including mainline
@@ -98,15 +100,19 @@
     }
 
     /**
-     * Set an app compat override for a given package. This will check whether the caller is allowed
+     * Adds app compat overrides for a given package. This will check whether the caller is allowed
      * to perform this operation on the given apk and build. Only the installer package is allowed
      * to set overrides on a non-debuggable final build and a non-test apk.
      *
+     * <p>Note that calling this method doesn't remove previously added overrides for the given
+     * package if their change ID isn't in the given map, only replaces those that have the same
+     * change ID.
+     *
      * @param packageName The package name of the app in question.
-     * @param overrides A map from changeId to the override applied for this change id.
+     * @param overrides A map from change ID to the override applied for this change ID.
      */
     @RequiresPermission(android.Manifest.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD)
-    public static void setPackageOverride(@NonNull String packageName,
+    public static void addPackageOverrides(@NonNull String packageName,
             @NonNull Map<Long, PackageOverride> overrides) {
         IPlatformCompat platformCompat = IPlatformCompat.Stub.asInterface(
                 ServiceManager.getService(Context.PLATFORM_COMPAT_SERVICE));
@@ -117,4 +123,29 @@
             e.rethrowFromSystemServer();
         }
     }
+
+    /**
+     * Removes app compat overrides for a given package. This will check whether the caller is
+     * allowed to perform this operation on the given apk and build. Only the installer package is
+     * allowed to clear overrides on a non-debuggable final build and a non-test apk.
+     *
+     * <p>Note that calling this method with an empty set is a no-op and no overrides will be
+     * removed for the given package.
+     *
+     * @param packageName The package name of the app in question.
+     * @param overridesToRemove A set of change IDs for which to remove overrides.
+     */
+    @RequiresPermission(android.Manifest.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD)
+    public static void removePackageOverrides(@NonNull String packageName,
+            @NonNull Set<Long> overridesToRemove) {
+        IPlatformCompat platformCompat = IPlatformCompat.Stub.asInterface(
+                ServiceManager.getService(Context.PLATFORM_COMPAT_SERVICE));
+        CompatibilityOverridesToRemoveConfig config = new CompatibilityOverridesToRemoveConfig(
+                overridesToRemove);
+        try {
+            platformCompat.removeOverridesOnReleaseBuilds(config, packageName);
+        } catch (RemoteException e) {
+            e.rethrowFromSystemServer();
+        }
+    }
 }
diff --git a/core/java/android/os/VintfObject.java b/core/java/android/os/VintfObject.java
index 7af8f71..bf0b655 100644
--- a/core/java/android/os/VintfObject.java
+++ b/core/java/android/os/VintfObject.java
@@ -16,6 +16,7 @@
 
 package android.os;
 
+import android.annotation.NonNull;
 import android.annotation.TestApi;
 import android.util.Slog;
 
@@ -112,6 +113,15 @@
     public static native String getSepolicyVersion();
 
     /**
+     * @return the PLATFORM_SEPOLICY_VERSION build flag available in framework
+     * compatibility matrix.
+     *
+     * @hide
+     */
+    @TestApi
+    public static native @NonNull String getPlatformSepolicyVersion();
+
+    /**
      * @return a list of VNDK snapshots supported by the framework, as
      * specified in framework manifest. For example,
      * [("27", ["libjpeg.so", "libbase.so"]),
diff --git a/core/java/android/print/PrintAttributes.java b/core/java/android/print/PrintAttributes.java
index c198848..f508101 100644
--- a/core/java/android/print/PrintAttributes.java
+++ b/core/java/android/print/PrintAttributes.java
@@ -837,8 +837,8 @@
                 new MediaSize("JPN_YOU4", "android",
                         R.string.mediasize_japanese_you4, 4134, 9252);
         /** Japanese Photo L media size: 89mm x 127mm (3.5 x 5") */
-        public static final @NonNull MediaSize OE_PHOTO_L =
-                new MediaSize("OE_PHOTO_L", "android",
+        public static final @NonNull MediaSize JPN_OE_PHOTO_L =
+                new MediaSize("JPN_OE_PHOTO_L", "android",
                         R.string.mediasize_japanese_l, 3500, 5000);
 
         private final @NonNull String mId;
diff --git a/core/java/android/util/JsonReader.java b/core/java/android/util/JsonReader.java
index 50f63f8..c75e238 100644
--- a/core/java/android/util/JsonReader.java
+++ b/core/java/android/util/JsonReader.java
@@ -16,7 +16,7 @@
 
 package android.util;
 
-import libcore.internal.StringPool;
+import com.android.internal.util.StringPool;
 
 import java.io.Closeable;
 import java.io.EOFException;
diff --git a/core/java/com/android/internal/annotations/GuardedBy.java b/core/java/com/android/internal/annotations/GuardedBy.java
deleted file mode 100644
index 0e63214..0000000
--- a/core/java/com/android/internal/annotations/GuardedBy.java
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.internal.annotations;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Annotation type used to mark a method or field that can only be accessed when
- * holding the referenced locks.
- */
-@Target({ ElementType.FIELD, ElementType.METHOD })
-@Retention(RetentionPolicy.CLASS)
-public @interface GuardedBy {
-    String[] value();
-}
diff --git a/core/java/com/android/internal/annotations/Immutable.java b/core/java/com/android/internal/annotations/Immutable.java
deleted file mode 100644
index b424275..0000000
--- a/core/java/com/android/internal/annotations/Immutable.java
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.internal.annotations;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * Annotation type used to mark a class which is immutable.
- */
-@Target(ElementType.TYPE)
-@Retention(RetentionPolicy.CLASS)
-public @interface Immutable {
-}
diff --git a/core/java/com/android/internal/annotations/VisibleForTesting.java b/core/java/com/android/internal/annotations/VisibleForTesting.java
deleted file mode 100644
index 99512ac6..0000000
--- a/core/java/com/android/internal/annotations/VisibleForTesting.java
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.internal.annotations;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-/**
- * Denotes that the class, method or field has its visibility relaxed so
- * that unit tests can access it.
- * <p/>
- * The <code>visibility</code> argument can be used to specific what the original
- * visibility should have been if it had not been made public or package-private for testing.
- * The default is to consider the element private.
- */
-@Retention(RetentionPolicy.CLASS)
-public @interface VisibleForTesting {
-    /**
-     * Intended visibility if the element had not been made public or package-private for
-     * testing.
-     */
-    enum Visibility {
-        /** The element should be considered protected. */
-        PROTECTED,
-        /** The element should be considered package-private. */
-        PACKAGE,
-        /** The element should be considered private. */
-        PRIVATE
-    }
-
-    /**
-     * Intended visibility if the element had not been made public or package-private for testing.
-     * If not specified, one should assume the element originally intended to be private.
-     */
-    Visibility visibility() default Visibility.PRIVATE;
-}
diff --git a/core/java/com/android/internal/compat/CompatibilityChangeConfig.java b/core/java/com/android/internal/compat/CompatibilityChangeConfig.java
index 36bc229..182dba7 100644
--- a/core/java/com/android/internal/compat/CompatibilityChangeConfig.java
+++ b/core/java/com/android/internal/compat/CompatibilityChangeConfig.java
@@ -39,14 +39,14 @@
      * Changes forced to be enabled.
      */
     public Set<Long> enabledChanges() {
-        return mChangeConfig.forceEnabledSet();
+        return mChangeConfig.getEnabledSet();
     }
 
     /**
      * Changes forced to be disabled.
      */
     public Set<Long> disabledChanges() {
-        return mChangeConfig.forceDisabledSet();
+        return mChangeConfig.getDisabledSet();
     }
 
     /**
@@ -84,8 +84,8 @@
 
     @Override
     public void writeToParcel(Parcel dest, int flags) {
-        long[] enabled = mChangeConfig.forceEnabledChangesArray();
-        long[] disabled = mChangeConfig.forceDisabledChangesArray();
+        long[] enabled = mChangeConfig.getEnabledChangesArray();
+        long[] disabled = mChangeConfig.getDisabledChangesArray();
 
         dest.writeLongArray(enabled);
         dest.writeLongArray(disabled);
diff --git a/core/java/com/android/internal/annotations/VisibleForNative.java b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.aidl
similarity index 60%
rename from core/java/com/android/internal/annotations/VisibleForNative.java
rename to core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.aidl
index e6a3fc6..441e553 100644
--- a/core/java/com/android/internal/annotations/VisibleForNative.java
+++ b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.aidl
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018 The Android Open Source Project
+ * Copyright (C) 2021 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,15 +14,6 @@
  * limitations under the License.
  */
 
-package com.android.internal.annotations;
+package com.android.internal.compat;
 
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-/**
- * Denotes that the class, method or field has its visibility relaxed so
- * that native code can access it.
- */
-@Retention(RetentionPolicy.CLASS)
-public @interface VisibleForNative {
-}
+parcelable CompatibilityOverridesToRemoveConfig;
diff --git a/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java
new file mode 100644
index 0000000..642f79c
--- /dev/null
+++ b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.compat;
+
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Parcelable containing compat config change IDs for which to remove overrides for a given
+ * application.
+ * @hide
+ */
+public final class CompatibilityOverridesToRemoveConfig implements Parcelable {
+    public final Set<Long> changeIds;
+
+    public CompatibilityOverridesToRemoveConfig(Set<Long> changeIds) {
+        this.changeIds = changeIds;
+    }
+
+    private CompatibilityOverridesToRemoveConfig(Parcel in) {
+        int keyCount = in.readInt();
+        changeIds = new HashSet<>();
+        for (int i = 0; i < keyCount; i++) {
+            changeIds.add(in.readLong());
+        }
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+        dest.writeInt(changeIds.size());
+        for (Long changeId : changeIds) {
+            dest.writeLong(changeId);
+        }
+    }
+
+    public static final Creator<CompatibilityOverridesToRemoveConfig> CREATOR =
+            new Creator<CompatibilityOverridesToRemoveConfig>() {
+
+                @Override
+                public CompatibilityOverridesToRemoveConfig createFromParcel(Parcel in) {
+                    return new CompatibilityOverridesToRemoveConfig(in);
+                }
+
+                @Override
+                public CompatibilityOverridesToRemoveConfig[] newArray(int size) {
+                    return new CompatibilityOverridesToRemoveConfig[size];
+                }
+            };
+}
diff --git a/core/java/com/android/internal/compat/IPlatformCompat.aidl b/core/java/com/android/internal/compat/IPlatformCompat.aidl
index 78d1d22..c9f1704 100644
--- a/core/java/com/android/internal/compat/IPlatformCompat.aidl
+++ b/core/java/com/android/internal/compat/IPlatformCompat.aidl
@@ -22,6 +22,7 @@
 
 parcelable CompatibilityChangeConfig;
 parcelable CompatibilityOverrideConfig;
+parcelable CompatibilityOverridesToRemoveConfig;
 parcelable CompatibilityChangeInfo;
 /**
  * Platform private API for talking with the PlatformCompat service.
@@ -204,6 +205,27 @@
     void clearOverrideForTest(long changeId, String packageName);
 
     /**
+     * Restores the default behaviour for compatibility changes on release builds.
+     *
+     * <p>The caller to this API needs to hold
+     * {@code android.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD} and all change ids
+     * in {@code overridesToRemove} need to annotated with
+     * {@link android.compat.annotation.Overridable}.
+     *
+     * A release build in this definition means that {@link android.os.Build#IS_DEBUGGABLE} needs to
+     * be {@code false}.
+     *
+     * <p>Note that this does not kill the app, and therefore overrides read from the app process
+     * will not be updated. Overrides read from the system process do take effect.
+     *
+     * @param overridesToRemove   parcelable containing the compat change overrides to be removed
+     * @param packageName         the package name of the app whose changes will be restored to the
+     *                            default behaviour
+     * @throws SecurityException if overriding changes is not permitted
+     */
+    void removeOverridesOnReleaseBuilds(in CompatibilityOverridesToRemoveConfig overridesToRemove, in String packageName);
+
+    /**
      * Enables all compatibility changes that have enabledSinceTargetSdk ==
      * {@param targetSdkVersion} for an app, subject to the policy.
      *
diff --git a/core/java/com/android/internal/util/StringPool.java b/core/java/com/android/internal/util/StringPool.java
new file mode 100644
index 0000000..c5180a3
--- /dev/null
+++ b/core/java/com/android/internal/util/StringPool.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.util;
+
+/**
+ * A pool of string instances. Unlike the {@link String#intern() VM's
+ * interned strings}, this pool provides no guarantee of reference equality.
+ * It is intended only to save allocations. This class is not thread safe.
+ *
+ * @hide
+ */
+public final class StringPool {
+
+    private final String[] mPool = new String[512];
+
+    /**
+     * Constructs string pool.
+     */
+    public StringPool() {
+    }
+
+    private static boolean contentEquals(String s, char[] chars, int start, int length) {
+        if (s.length() != length) {
+            return false;
+        }
+        for (int i = 0; i < length; i++) {
+            if (chars[start + i] != s.charAt(i)) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Returns a string equal to {@code new String(array, start, length)}.
+     *
+     * @param array  buffer containing string chars
+     * @param start  offset in {@code array} where string starts
+     * @param length length of string
+     * @return string equal to {@code new String(array, start, length)}
+     */
+    public String get(char[] array, int start, int length) {
+        // Compute an arbitrary hash of the content
+        int hashCode = 0;
+        for (int i = start; i < start + length; i++) {
+            hashCode = (hashCode * 31) + array[i];
+        }
+
+        // Pick a bucket using Doug Lea's supplemental secondaryHash function (from HashMap)
+        hashCode ^= (hashCode >>> 20) ^ (hashCode >>> 12);
+        hashCode ^= (hashCode >>> 7) ^ (hashCode >>> 4);
+        int index = hashCode & (mPool.length - 1);
+
+        String pooled = mPool[index];
+        if (pooled != null && contentEquals(pooled, array, start, length)) {
+            return pooled;
+        }
+
+        String result = new String(array, start, length);
+        mPool[index] = result;
+        return result;
+    }
+}
diff --git a/core/jni/android_os_VintfObject.cpp b/core/jni/android_os_VintfObject.cpp
index 4bd33a9..1baea2a 100644
--- a/core/jni/android_os_VintfObject.cpp
+++ b/core/jni/android_os_VintfObject.cpp
@@ -37,11 +37,13 @@
 
 namespace android {
 
+using vintf::CompatibilityMatrix;
 using vintf::HalManifest;
 using vintf::Level;
 using vintf::SchemaType;
 using vintf::to_string;
 using vintf::toXml;
+using vintf::Version;
 using vintf::VintfObject;
 using vintf::Vndk;
 
@@ -119,6 +121,28 @@
     return env->NewStringUTF(cString.c_str());
 }
 
+static jstring android_os_VintfObject_getPlatformSepolicyVersion(JNIEnv* env, jclass) {
+    std::shared_ptr<const CompatibilityMatrix> matrix =
+            VintfObject::GetFrameworkCompatibilityMatrix();
+    if (matrix == nullptr || matrix->type() != SchemaType::FRAMEWORK) {
+        jniThrowRuntimeException(env, "Cannot get framework compatibility matrix");
+        return nullptr;
+    }
+
+    auto versions = matrix->getSepolicyVersions();
+    if (versions.empty()) {
+        jniThrowRuntimeException(env,
+                                 "sepolicy_version in framework compatibility matrix is empty");
+        return nullptr;
+    }
+
+    Version latest;
+    for (const auto& range : versions) {
+        latest = std::max(latest, range.maxVer());
+    }
+    return env->NewStringUTF(to_string(latest).c_str());
+}
+
 static jobject android_os_VintfObject_getVndkSnapshots(JNIEnv* env, jclass) {
     std::shared_ptr<const HalManifest> manifest = VintfObject::GetFrameworkHalManifest();
     if (manifest == nullptr || manifest->type() != SchemaType::FRAMEWORK) {
@@ -145,12 +169,17 @@
 // ----------------------------------------------------------------------------
 
 static const JNINativeMethod gVintfObjectMethods[] = {
-    {"report", "()[Ljava/lang/String;", (void*)android_os_VintfObject_report},
-    {"verifyWithoutAvb", "()I", (void*)android_os_VintfObject_verifyWithoutAvb},
-    {"getHalNamesAndVersions", "()[Ljava/lang/String;", (void*)android_os_VintfObject_getHalNamesAndVersions},
-    {"getSepolicyVersion", "()Ljava/lang/String;", (void*)android_os_VintfObject_getSepolicyVersion},
-    {"getVndkSnapshots", "()Ljava/util/Map;", (void*)android_os_VintfObject_getVndkSnapshots},
-    {"getTargetFrameworkCompatibilityMatrixVersion", "()Ljava/lang/Long;", (void*)android_os_VintfObject_getTargetFrameworkCompatibilityMatrixVersion},
+        {"report", "()[Ljava/lang/String;", (void*)android_os_VintfObject_report},
+        {"verifyWithoutAvb", "()I", (void*)android_os_VintfObject_verifyWithoutAvb},
+        {"getHalNamesAndVersions", "()[Ljava/lang/String;",
+         (void*)android_os_VintfObject_getHalNamesAndVersions},
+        {"getSepolicyVersion", "()Ljava/lang/String;",
+         (void*)android_os_VintfObject_getSepolicyVersion},
+        {"getPlatformSepolicyVersion", "()Ljava/lang/String;",
+         (void*)android_os_VintfObject_getPlatformSepolicyVersion},
+        {"getVndkSnapshots", "()Ljava/util/Map;", (void*)android_os_VintfObject_getVndkSnapshots},
+        {"getTargetFrameworkCompatibilityMatrixVersion", "()Ljava/lang/Long;",
+         (void*)android_os_VintfObject_getTargetFrameworkCompatibilityMatrixVersion},
 };
 
 const char* const kVintfObjectPathName = "android/os/VintfObject";
diff --git a/core/tests/utiltests/src/com/android/internal/util/StringPoolTest.java b/core/tests/utiltests/src/com/android/internal/util/StringPoolTest.java
new file mode 100644
index 0000000..f67fd51
--- /dev/null
+++ b/core/tests/utiltests/src/com/android/internal/util/StringPoolTest.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.util;
+
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+@SmallTest
+public final class StringPoolTest extends AndroidTestCase {
+
+    public void testStringPool() {
+        StringPool stringPool = new StringPool();
+        String bcd = stringPool.get(new char[] { 'a', 'b', 'c', 'd', 'e' }, 1, 3);
+        assertEquals("bcd", bcd);
+        assertSame(bcd, stringPool.get(new char[] { 'a', 'b', 'c', 'd', 'e' }, 1, 3));
+    }
+
+    public void testHashCollision() {
+        StringPool stringPool = new StringPool();
+        char[] a = { (char) 1, (char) 0 };
+        char[] b = { (char) 0, (char) 31 };
+        assertEquals(new String(a).hashCode(), new String(b).hashCode());
+
+        String aString = stringPool.get(a, 0, 2);
+        assertEquals(new String(a), aString);
+        String bString = stringPool.get(b, 0, 2);
+        assertEquals(new String(b), bString);
+        assertSame(bString, stringPool.get(b, 0, 2));
+        assertNotSame(aString, stringPool.get(a, 0, 2));
+    }
+}
diff --git a/mime/java/android/content/type/DefaultMimeMapFactory.java b/mime/java/android/content/type/DefaultMimeMapFactory.java
index 11d20d4..bcd0eb0 100644
--- a/mime/java/android/content/type/DefaultMimeMapFactory.java
+++ b/mime/java/android/content/type/DefaultMimeMapFactory.java
@@ -96,7 +96,7 @@
                     specs.add(spec);
                     startIdx = endIdx + 1; // skip over the space
                 } while (startIdx < line.length());
-                builder.put(specs.get(0), specs.subList(1, specs.size()));
+                builder.addMimeMapping(specs.get(0), specs.subList(1, specs.size()));
             }
         } catch (IOException | RuntimeException e) {
             throw new RuntimeException("Failed to parse " + resourceName, e);
diff --git a/packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java b/packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java
index 60bcf37..18c38c5 100644
--- a/packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java
+++ b/packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java
@@ -113,7 +113,8 @@
     }
 
     public DataUsageInfo getWifiDataUsageInfo() {
-        NetworkTemplate template = NetworkTemplate.buildTemplateWifiWildcard();
+        NetworkTemplate template = NetworkTemplate.buildTemplateWifi(
+                NetworkTemplate.WIFI_NETWORKID_ALL, null);
         return getDataUsageInfo(template);
     }
 
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/net/DataUsageControllerTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/net/DataUsageControllerTest.java
index f7bee30..27d877d 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/net/DataUsageControllerTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/net/DataUsageControllerTest.java
@@ -89,7 +89,8 @@
 
         mNetworkTemplate = NetworkTemplate.buildTemplateMobileAll(SUB_ID);
         mNetworkTemplate2 = NetworkTemplate.buildTemplateMobileAll(SUB_ID_2);
-        mWifiNetworkTemplate = NetworkTemplate.buildTemplateWifiWildcard();
+        mWifiNetworkTemplate = NetworkTemplate.buildTemplateWifi(
+                NetworkTemplate.WIFI_NETWORKID_ALL, null);
     }
 
     @Test
diff --git a/services/core/java/com/android/server/VcnManagementService.java b/services/core/java/com/android/server/VcnManagementService.java
index 45eb774..471d2af 100644
--- a/services/core/java/com/android/server/VcnManagementService.java
+++ b/services/core/java/com/android/server/VcnManagementService.java
@@ -87,6 +87,7 @@
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
 /**
@@ -431,6 +432,7 @@
         public void onNewSnapshot(@NonNull TelephonySubscriptionSnapshot snapshot) {
             // Startup VCN instances
             synchronized (mLock) {
+                final TelephonySubscriptionSnapshot oldSnapshot = mLastSnapshot;
                 mLastSnapshot = snapshot;
 
                 // Start any VCN instances as necessary
@@ -478,11 +480,29 @@
                         entry.getValue().updateSubscriptionSnapshot(mLastSnapshot);
                     }
                 }
+
+                final Map<ParcelUuid, Set<Integer>> oldSubGrpMappings =
+                        getSubGroupToSubIdMappings(oldSnapshot);
+                final Map<ParcelUuid, Set<Integer>> currSubGrpMappings =
+                        getSubGroupToSubIdMappings(mLastSnapshot);
+                if (!currSubGrpMappings.equals(oldSubGrpMappings)) {
+                    notifyAllPolicyListenersLocked();
+                }
             }
         }
     }
 
     @GuardedBy("mLock")
+    private Map<ParcelUuid, Set<Integer>> getSubGroupToSubIdMappings(
+            @NonNull TelephonySubscriptionSnapshot snapshot) {
+        final Map<ParcelUuid, Set<Integer>> subGrpMappings = new ArrayMap<>();
+        for (ParcelUuid subGrp : mVcns.keySet()) {
+            subGrpMappings.put(subGrp, snapshot.getAllSubIdsInGroup(subGrp));
+        }
+        return subGrpMappings;
+    }
+
+    @GuardedBy("mLock")
     private void stopVcnLocked(@NonNull ParcelUuid uuidToTeardown) {
         final Vcn vcnToTeardown = mVcns.remove(uuidToTeardown);
         if (vcnToTeardown == null) {
@@ -815,6 +835,8 @@
             if (isVcnManagedNetwork) {
                 ncBuilder.removeCapability(
                         NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED);
+            } else {
+                ncBuilder.addCapability(NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED);
             }
 
             if (isRestrictedCarrierWifi) {
diff --git a/services/core/java/com/android/server/compat/CompatConfig.java b/services/core/java/com/android/server/compat/CompatConfig.java
index 55e2696..9247568 100644
--- a/services/core/java/com/android/server/compat/CompatConfig.java
+++ b/services/core/java/com/android/server/compat/CompatConfig.java
@@ -33,6 +33,7 @@
 import com.android.internal.compat.CompatibilityChangeConfig;
 import com.android.internal.compat.CompatibilityChangeInfo;
 import com.android.internal.compat.CompatibilityOverrideConfig;
+import com.android.internal.compat.CompatibilityOverridesToRemoveConfig;
 import com.android.internal.compat.IOverrideValidator;
 import com.android.internal.compat.OverrideAllowedState;
 import com.android.server.compat.config.Change;
@@ -370,6 +371,27 @@
         }
     }
 
+    /**
+     * Removes overrides whose change ID is specified in {@code overridesToRemove} that were
+     * previously added via {@link #addOverride(long, String, boolean)} or
+     * {@link #addOverrides(CompatibilityOverrideConfig, String)} for a certain package.
+     *
+     * <p>This restores the default behaviour for the given change IDs and app.
+     *
+     * @param overridesToRemove list of change IDs for which to restore the default behaviour.
+     * @param packageName       the package for which the overrides should be purged
+     */
+    void removePackageOverrides(CompatibilityOverridesToRemoveConfig overridesToRemove,
+            String packageName) {
+        synchronized (mChanges) {
+            for (Long changeId : overridesToRemove.changeIds) {
+                removeOverrideUnsafe(changeId, packageName);
+            }
+            saveOverrides();
+            invalidateCache();
+        }
+    }
+
     private long[] getAllowedChangesSinceTargetSdkForPackage(String packageName,
             int targetSdkVersion) {
         LongArray allowed = new LongArray();
diff --git a/services/core/java/com/android/server/compat/PlatformCompat.java b/services/core/java/com/android/server/compat/PlatformCompat.java
index 20469a2..2591f38 100644
--- a/services/core/java/com/android/server/compat/PlatformCompat.java
+++ b/services/core/java/com/android/server/compat/PlatformCompat.java
@@ -46,6 +46,7 @@
 import com.android.internal.compat.CompatibilityChangeConfig;
 import com.android.internal.compat.CompatibilityChangeInfo;
 import com.android.internal.compat.CompatibilityOverrideConfig;
+import com.android.internal.compat.CompatibilityOverridesToRemoveConfig;
 import com.android.internal.compat.IOverrideValidator;
 import com.android.internal.compat.IPlatformCompat;
 import com.android.internal.util.DumpUtils;
@@ -54,6 +55,7 @@
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.Arrays;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -187,7 +189,7 @@
             String packageName) {
         // TODO(b/183630314): Unify the permission enforcement with the other setOverrides* methods.
         checkCompatChangeOverrideOverridablePermission();
-        checkAllCompatOverridesAreOverridable(overrides);
+        checkAllCompatOverridesAreOverridable(overrides.overrides.keySet());
         mCompatConfig.addOverrides(overrides, packageName);
     }
 
@@ -251,6 +253,16 @@
     }
 
     @Override
+    public void removeOverridesOnReleaseBuilds(
+            CompatibilityOverridesToRemoveConfig overridesToRemove,
+            String packageName) {
+        // TODO(b/183630314): Unify the permission enforcement with the other setOverrides* methods.
+        checkCompatChangeOverrideOverridablePermission();
+        checkAllCompatOverridesAreOverridable(overridesToRemove.changeIds);
+        mCompatConfig.removePackageOverrides(overridesToRemove, packageName);
+    }
+
+    @Override
     public CompatibilityChangeConfig getAppConfig(ApplicationInfo appInfo) {
         checkCompatChangeReadAndLogPermission();
         return mCompatConfig.getAppConfig(appInfo);
@@ -396,8 +408,8 @@
         }
     }
 
-    private void checkAllCompatOverridesAreOverridable(CompatibilityOverrideConfig overrides) {
-        for (Long changeId : overrides.overrides.keySet()) {
+    private void checkAllCompatOverridesAreOverridable(Collection<Long> changeIds) {
+        for (Long changeId : changeIds) {
             if (!mCompatConfig.isOverridable(changeId)) {
                 throw new SecurityException("Only change ids marked as Overridable can be "
                         + "overridden.");
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java
index afaae8a..0677bd5 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java
@@ -806,7 +806,6 @@
                     Arrays.stream(device.getEncodings()).mapToObj(
                             AudioFormat::toLogFriendlyEncoding
                     ).collect(Collectors.joining(", ")));
-            // TODO(b/80297701) use the actual device type that system audio mode is connected to.
             if (device.getType() == AudioDeviceInfo.TYPE_HDMI_ARC) {
                 return device;
             }
@@ -1225,7 +1224,6 @@
         if (isSystemAudioActivated() && port < 0) {
             // If system audio mode is on and the new active source is not under the current device,
             // Will switch to ARC input.
-            // TODO(b/115637145): handle system aduio without ARC
             routeToInputFromPortId(Constants.CEC_SWITCH_ARC);
         } else if (mIsSwitchDevice && port >= 0) {
             // If current device is a switch and the new active source is under it,
@@ -1326,7 +1324,6 @@
 
     // Handle the system audio(ARC) part of the logic on receiving routing change or information.
     private void handleRoutingChangeAndInformationForSystemAudio() {
-        // TODO(b/115637145): handle system aduio without ARC
         routeToInputFromPortId(Constants.CEC_SWITCH_ARC);
     }
 
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java b/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java
index 3f949ba..ec41a2f 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java
@@ -475,7 +475,6 @@
      * @return newly created {@link HdmiCecMessage}
      */
     static HdmiCecMessage buildReportShortAudioDescriptor(int src, int des, byte[] sadBytes) {
-        // TODO(b/80297701) validate.
         return buildCommand(src, des, Constants.MESSAGE_REPORT_SHORT_AUDIO_DESCRIPTOR, sadBytes);
     }
 
diff --git a/services/core/java/com/android/server/hdmi/SystemAudioInitiationActionFromAvr.java b/services/core/java/com/android/server/hdmi/SystemAudioInitiationActionFromAvr.java
index 0907e5d..0864a44 100644
--- a/services/core/java/com/android/server/hdmi/SystemAudioInitiationActionFromAvr.java
+++ b/services/core/java/com/android/server/hdmi/SystemAudioInitiationActionFromAvr.java
@@ -142,8 +142,4 @@
                     }
                 });
     }
-
-    private void switchToRelevantInputForDeviceAt(int physicalAddress) {
-        // TODO(shubang): implement this method
-    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/compat/CompatConfigBuilder.java b/services/tests/servicestests/src/com/android/server/compat/CompatConfigBuilder.java
index 7bdc87e..6b9aa18 100644
--- a/services/tests/servicestests/src/com/android/server/compat/CompatConfigBuilder.java
+++ b/services/tests/servicestests/src/com/android/server/compat/CompatConfigBuilder.java
@@ -115,7 +115,12 @@
         return this;
     }
 
-    CompatConfigBuilder addOverridableChangeWithId(long id) {
+    CompatConfigBuilder addEnabledOverridableChangeWithId(long id) {
+        mChanges.add(new CompatChange(id, "", -1, -1, false, false, "", true));
+        return this;
+    }
+
+    CompatConfigBuilder addDisabledOverridableChangeWithId(long id) {
         mChanges.add(new CompatChange(id, "", -1, -1, true, false, "", true));
         return this;
     }
diff --git a/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java b/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java
index a866363..0248b9b 100644
--- a/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java
+++ b/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java
@@ -36,6 +36,7 @@
 
 import com.android.internal.compat.AndroidBuildClassifier;
 import com.android.internal.compat.CompatibilityOverrideConfig;
+import com.android.internal.compat.CompatibilityOverridesToRemoveConfig;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -50,6 +51,10 @@
 import java.nio.file.Files;
 import java.nio.file.Paths;
 import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
 import java.util.UUID;
 
 @RunWith(AndroidJUnit4.class)
@@ -249,7 +254,7 @@
         when(packageManager.getApplicationInfo(eq("com.some.package"), anyInt()))
             .thenReturn(applicationInfo);
 
-        // Force the validator to prevent overriding the change by using a user build.
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
         when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
         when(mBuildClassifier.isFinalBuild()).thenReturn(true);
 
@@ -261,10 +266,12 @@
 
     @Test
     public void testInstallerCanSetOverrides() throws Exception {
-        final long changeId = 1234L;
-        final int installerUid = 23;
+        final long disabledChangeId1 = 1234L;
+        final long disabledChangeId2 = 1235L;
+        // We make disabledChangeId2 non-overridable to make sure it is ignored.
         CompatConfig compatConfig = CompatConfigBuilder.create(mBuildClassifier, mContext)
-                .addOverridableChangeWithId(1234L)
+                .addDisabledOverridableChangeWithId(disabledChangeId1)
+                .addDisabledChangeWithId(disabledChangeId2)
                 .build();
         ApplicationInfo applicationInfo = ApplicationInfoBuilder.create()
                 .withPackageName("com.some.package")
@@ -274,19 +281,56 @@
         when(packageManager.getApplicationInfo(eq("com.some.package"), anyInt()))
                 .thenReturn(applicationInfo);
 
-        // Force the validator to prevent overriding the change by using a user build.
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
         when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
         when(mBuildClassifier.isFinalBuild()).thenReturn(true);
 
         CompatibilityOverrideConfig config = new CompatibilityOverrideConfig(
-                Collections.singletonMap(1234L,
+                Collections.singletonMap(disabledChangeId1,
                         new PackageOverride.Builder()
                                 .setMaxVersionCode(99L)
                                 .setEnabled(true)
                                 .build()));
 
         compatConfig.addOverrides(config, "com.some.package");
-        assertThat(compatConfig.isChangeEnabled(1234L, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId1, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId2, applicationInfo)).isFalse();
+    }
+
+    @Test
+    public void testPreventInstallerSetNonOverridable() throws Exception {
+        final long disabledChangeId1 = 1234L;
+        final long disabledChangeId2 = 1235L;
+        final long disabledChangeId3 = 1236L;
+        CompatConfig compatConfig = CompatConfigBuilder.create(mBuildClassifier, mContext)
+                .addDisabledOverridableChangeWithId(disabledChangeId1)
+                .addDisabledChangeWithId(disabledChangeId2)
+                .addDisabledOverridableChangeWithId(disabledChangeId3)
+                .build();
+        ApplicationInfo applicationInfo = ApplicationInfoBuilder.create()
+                .withPackageName("com.some.package")
+                .build();
+        PackageManager packageManager = mock(PackageManager.class);
+        when(mContext.getPackageManager()).thenReturn(packageManager);
+        when(packageManager.getApplicationInfo(eq("com.some.package"), anyInt()))
+                .thenReturn(applicationInfo);
+
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
+        when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
+        when(mBuildClassifier.isFinalBuild()).thenReturn(true);
+
+        Map<Long, PackageOverride> overrides = new HashMap<>();
+        overrides.put(disabledChangeId1, new PackageOverride.Builder().setEnabled(true).build());
+        overrides.put(disabledChangeId2, new PackageOverride.Builder().setEnabled(true).build());
+        overrides.put(disabledChangeId3, new PackageOverride.Builder().setEnabled(true).build());
+        CompatibilityOverrideConfig config = new CompatibilityOverrideConfig(overrides);
+
+        assertThrows(SecurityException.class,
+                () -> compatConfig.addOverrides(config, "com.some.package")
+        );
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId1, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId2, applicationInfo)).isFalse();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId3, applicationInfo)).isFalse();
     }
 
     @Test
@@ -459,7 +503,7 @@
         assertThat(compatConfig.isChangeEnabled(1234L, applicationInfo)).isTrue();
 
         // Reject all override attempts.
-        // Force the validator to prevent overriding the change by using a user build.
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
         when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
         when(mBuildClassifier.isFinalBuild()).thenReturn(false);
         // Try to turn off change, but validator prevents it.
@@ -481,7 +525,7 @@
                 .thenReturn(applicationInfo);
 
         // Reject all override attempts.
-        // Force the validator to prevent overriding the change by using a user build.
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
         when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
         when(mBuildClassifier.isFinalBuild()).thenReturn(true);
         // Try to remove a non existing override, and it doesn't fail.
@@ -509,6 +553,90 @@
     }
 
     @Test
+    public void testInstallerCanRemoveOverrides() throws Exception {
+        final long disabledChangeId1 = 1234L;
+        final long disabledChangeId2 = 1235L;
+        final long enabledChangeId = 1236L;
+        // We make disabledChangeId2 non-overridable to make sure it is ignored.
+        CompatConfig compatConfig = CompatConfigBuilder.create(mBuildClassifier, mContext)
+                .addDisabledOverridableChangeWithId(disabledChangeId1)
+                .addDisabledChangeWithId(disabledChangeId2)
+                .addEnabledOverridableChangeWithId(enabledChangeId)
+                .build();
+        ApplicationInfo applicationInfo = ApplicationInfoBuilder.create()
+                .withPackageName("com.some.package")
+                .build();
+        when(mPackageManager.getApplicationInfo(eq("com.some.package"), anyInt()))
+                .thenReturn(applicationInfo);
+
+        assertThat(compatConfig.addOverride(disabledChangeId1, "com.some.package", true)).isTrue();
+        assertThat(compatConfig.addOverride(disabledChangeId2, "com.some.package", true)).isTrue();
+        assertThat(compatConfig.addOverride(enabledChangeId, "com.some.package", false)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId1, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId2, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(enabledChangeId, applicationInfo)).isFalse();
+
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
+        when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
+        when(mBuildClassifier.isFinalBuild()).thenReturn(true);
+
+        Set<Long> overridesToRemove = new HashSet<>();
+        overridesToRemove.add(disabledChangeId1);
+        overridesToRemove.add(enabledChangeId);
+        CompatibilityOverridesToRemoveConfig config = new CompatibilityOverridesToRemoveConfig(
+                overridesToRemove);
+
+        compatConfig.removePackageOverrides(config, "com.some.package");
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId1, applicationInfo)).isFalse();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId2, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(enabledChangeId, applicationInfo)).isTrue();
+    }
+
+    @Test
+    public void testPreventInstallerRemoveNonOverridable() throws Exception {
+        final long disabledChangeId1 = 1234L;
+        final long disabledChangeId2 = 1235L;
+        final long disabledChangeId3 = 1236L;
+        CompatConfig compatConfig = CompatConfigBuilder.create(mBuildClassifier, mContext)
+                .addDisabledOverridableChangeWithId(disabledChangeId1)
+                .addDisabledChangeWithId(disabledChangeId2)
+                .addDisabledOverridableChangeWithId(disabledChangeId3)
+                .build();
+        ApplicationInfo applicationInfo = ApplicationInfoBuilder.create()
+                .withPackageName("com.some.package")
+                .build();
+        PackageManager packageManager = mock(PackageManager.class);
+        when(mContext.getPackageManager()).thenReturn(packageManager);
+        when(packageManager.getApplicationInfo(eq("com.some.package"), anyInt()))
+                .thenReturn(applicationInfo);
+
+        assertThat(compatConfig.addOverride(disabledChangeId1, "com.some.package", true)).isTrue();
+        assertThat(compatConfig.addOverride(disabledChangeId2, "com.some.package", true)).isTrue();
+        assertThat(compatConfig.addOverride(disabledChangeId3, "com.some.package", true)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId1, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId2, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId3, applicationInfo)).isTrue();
+
+        // Force the validator to prevent overriding non-overridable changes by using a user build.
+        when(mBuildClassifier.isDebuggableBuild()).thenReturn(false);
+        when(mBuildClassifier.isFinalBuild()).thenReturn(true);
+
+        Set<Long> overridesToRemove = new HashSet<>();
+        overridesToRemove.add(disabledChangeId1);
+        overridesToRemove.add(disabledChangeId2);
+        overridesToRemove.add(disabledChangeId3);
+        CompatibilityOverridesToRemoveConfig config = new CompatibilityOverridesToRemoveConfig(
+                overridesToRemove);
+
+        assertThrows(SecurityException.class,
+                () -> compatConfig.removePackageOverrides(config, "com.some.package")
+        );
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId1, applicationInfo)).isFalse();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId2, applicationInfo)).isTrue();
+        assertThat(compatConfig.isChangeEnabled(disabledChangeId3, applicationInfo)).isTrue();
+    }
+
+    @Test
     public void testEnableTargetSdkChangesForPackage() throws Exception {
         CompatConfig compatConfig = CompatConfigBuilder.create(mBuildClassifier, mContext)
                 .addEnabledChangeWithId(1L)
diff --git a/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java b/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java
index a2664e5..9accd49 100644
--- a/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java
+++ b/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java
@@ -98,7 +98,7 @@
                 .addEnableAfterSdkChangeWithId(Build.VERSION_CODES.Q, 5L)
                 .addEnableAfterSdkChangeWithId(Build.VERSION_CODES.R, 6L)
                 .addLoggingOnlyChangeWithId(7L)
-                .addOverridableChangeWithId(8L)
+                .addDisabledOverridableChangeWithId(8L)
                 .build();
         mPlatformCompat = new PlatformCompat(mContext, mCompatConfig, mBuildClassifier);
         assertThat(mPlatformCompat.listAllChanges()).asList().containsExactly(
diff --git a/telephony/java/android/telephony/ims/feature/RcsFeature.java b/telephony/java/android/telephony/ims/feature/RcsFeature.java
index ddd6fbe..18cc37d 100644
--- a/telephony/java/android/telephony/ims/feature/RcsFeature.java
+++ b/telephony/java/android/telephony/ims/feature/RcsFeature.java
@@ -398,16 +398,6 @@
 
     /**
      * Remove the given CapabilityExchangeImplBase instance.
-     * @param capExchangeImpl The {@link RcsCapabilityExchangeImplBase} instance to be removed.
-     * @hide
-     */
-    public void removeCapabilityExchangeImpl(
-            @NonNull RcsCapabilityExchangeImplBase capExchangeImpl) {
-        // Override to implement the process of removing RcsCapabilityExchangeImplBase instance.
-    }
-
-    /**
-     * Remove the given CapabilityExchangeImplBase instance.
      * @param capExchangeImpl The {@link RcsCapabilityExchangeImplBase} instance to be destroyed.
      */
     public void destroyCapabilityExchangeImpl(
@@ -450,7 +440,7 @@
                 // Remove the RcsCapabilityExchangeImplBase instance when the capability exchange
                 // instance has been removed in the framework.
                 if (mCapabilityExchangeImpl != null) {
-                    removeCapabilityExchangeImpl(mCapabilityExchangeImpl);
+                    destroyCapabilityExchangeImpl(mCapabilityExchangeImpl);
                 }
                 mCapabilityExchangeImpl = null;
             }
@@ -468,7 +458,7 @@
         synchronized (mLock) {
             // Remove the original instance
             if (mCapabilityExchangeImpl != null) {
-                removeCapabilityExchangeImpl(mCapabilityExchangeImpl);
+                destroyCapabilityExchangeImpl(mCapabilityExchangeImpl);
             }
             mCapabilityExchangeImpl = createCapabilityExchangeImpl(listener);
         }
diff --git a/test-mock/Android.bp b/test-mock/Android.bp
index a2447d7..b83bce6 100644
--- a/test-mock/Android.bp
+++ b/test-mock/Android.bp
@@ -38,6 +38,7 @@
     ],
     libs: [
         "framework",
+        "framework-annotations-lib",
         "app-compat-annotations",
         "unsupportedappusage",
     ],
diff --git a/tests/vcn/java/com/android/server/VcnManagementServiceTest.java b/tests/vcn/java/com/android/server/VcnManagementServiceTest.java
index aa4b5f8..9ecd82f 100644
--- a/tests/vcn/java/com/android/server/VcnManagementServiceTest.java
+++ b/tests/vcn/java/com/android/server/VcnManagementServiceTest.java
@@ -77,6 +77,7 @@
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
+import android.util.ArraySet;
 
 import androidx.test.filters.SmallTest;
 import androidx.test.runner.AndroidJUnit4;
@@ -98,6 +99,7 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Set;
 import java.util.UUID;
 
@@ -326,6 +328,17 @@
             return subIdToGroupMap.get(invocation.getArgument(0));
         }).when(snapshot).getGroupForSubId(anyInt());
 
+        doAnswer(invocation -> {
+            final ParcelUuid subGrp = invocation.getArgument(0);
+            final Set<Integer> subIds = new ArraySet<>();
+            for (Entry<Integer, ParcelUuid> entry : subIdToGroupMap.entrySet()) {
+                if (entry.getValue().equals(subGrp)) {
+                    subIds.add(entry.getKey());
+                }
+            }
+            return subIds;
+        }).when(snapshot).getAllSubIdsInGroup(any());
+
         final TelephonySubscriptionTrackerCallback cb = getTelephonySubscriptionTrackerCallback();
         cb.onNewSnapshot(snapshot);
 
@@ -914,6 +927,18 @@
         verify(mMockPolicyListener).onPolicyChanged();
     }
 
+    @Test
+    public void testVcnSubIdChangeUpdatesPolicyListener() throws Exception {
+        startAndGetVcnInstance(TEST_UUID_2);
+        mVcnMgmtSvc.addVcnUnderlyingNetworkPolicyListener(mMockPolicyListener);
+
+        triggerSubscriptionTrackerCbAndGetSnapshot(
+                Collections.singleton(TEST_UUID_2),
+                Collections.singletonMap(TEST_SUBSCRIPTION_ID, TEST_UUID_2));
+
+        verify(mMockPolicyListener).onPolicyChanged();
+    }
+
     private void triggerVcnSafeMode(
             @NonNull ParcelUuid subGroup,
             @NonNull TelephonySubscriptionSnapshot snapshot,