Merge "Add Context Hub Service OWNERS to context_hub_info.proto" into main
diff --git a/api/Android.bp b/api/Android.bp
index 27c372a..a148cbd 100644
--- a/api/Android.bp
+++ b/api/Android.bp
@@ -200,7 +200,7 @@
     out: ["current.srcjar"],
     cmd: "$(location merge_zips) $(out) $(in)",
     srcs: [
-        ":api-stubs-docs-non-updatable",
+        ":api-stubs-docs-non-updatable{.exportable}",
         ":all-modules-public-stubs-source",
     ],
     visibility: ["//visibility:private"], // Used by make module in //development, mind
diff --git a/core/api/current.txt b/core/api/current.txt
index 2e3fe5b..08c23dd 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -16525,8 +16525,8 @@
     field public static final int START_HYPHEN_EDIT_NO_EDIT = 0; // 0x0
     field public static final int STRIKE_THRU_TEXT_FLAG = 16; // 0x10
     field public static final int SUBPIXEL_TEXT_FLAG = 128; // 0x80
-    field @FlaggedApi("com.android.text.flags.inter_character_justification") public static final int TEXT_RUN_FLAG_LEFT_EDGE = 8192; // 0x2000
-    field @FlaggedApi("com.android.text.flags.inter_character_justification") public static final int TEXT_RUN_FLAG_RIGHT_EDGE = 16384; // 0x4000
+    field @FlaggedApi("com.android.text.flags.letter_spacing_justification") public static final int TEXT_RUN_FLAG_LEFT_EDGE = 8192; // 0x2000
+    field @FlaggedApi("com.android.text.flags.letter_spacing_justification") public static final int TEXT_RUN_FLAG_RIGHT_EDGE = 16384; // 0x4000
     field public static final int UNDERLINE_TEXT_FLAG = 8; // 0x8
   }
 
@@ -18003,7 +18003,7 @@
     field public static final int HYPHENATION_FREQUENCY_FULL = 2; // 0x2
     field public static final int HYPHENATION_FREQUENCY_NONE = 0; // 0x0
     field public static final int HYPHENATION_FREQUENCY_NORMAL = 1; // 0x1
-    field @FlaggedApi("com.android.text.flags.inter_character_justification") public static final int JUSTIFICATION_MODE_INTER_CHARACTER = 2; // 0x2
+    field @FlaggedApi("com.android.text.flags.letter_spacing_justification") public static final int JUSTIFICATION_MODE_INTER_CHARACTER = 2; // 0x2
     field public static final int JUSTIFICATION_MODE_INTER_WORD = 1; // 0x1
     field public static final int JUSTIFICATION_MODE_NONE = 0; // 0x0
   }
@@ -47278,7 +47278,7 @@
     method public int getLineForOffset(int);
     method public int getLineForVertical(int);
     method public float getLineLeft(int);
-    method @FlaggedApi("com.android.text.flags.inter_character_justification") @IntRange(from=0) public int getLineLetterSpacingUnitCount(@IntRange(from=0) int, boolean);
+    method @FlaggedApi("com.android.text.flags.letter_spacing_justification") @IntRange(from=0) public int getLineLetterSpacingUnitCount(@IntRange(from=0) int, boolean);
     method public float getLineMax(int);
     method public float getLineRight(int);
     method @FlaggedApi("com.android.text.flags.use_bounds_for_width") public final float getLineSpacingAmount();
@@ -47329,7 +47329,7 @@
     field @NonNull public static final android.text.Layout.TextInclusionStrategy INCLUSION_STRATEGY_ANY_OVERLAP;
     field @NonNull public static final android.text.Layout.TextInclusionStrategy INCLUSION_STRATEGY_CONTAINS_ALL;
     field @NonNull public static final android.text.Layout.TextInclusionStrategy INCLUSION_STRATEGY_CONTAINS_CENTER;
-    field @FlaggedApi("com.android.text.flags.inter_character_justification") public static final int JUSTIFICATION_MODE_INTER_CHARACTER = 2; // 0x2
+    field @FlaggedApi("com.android.text.flags.letter_spacing_justification") public static final int JUSTIFICATION_MODE_INTER_CHARACTER = 2; // 0x2
     field public static final int JUSTIFICATION_MODE_INTER_WORD = 1; // 0x1
     field public static final int JUSTIFICATION_MODE_NONE = 0; // 0x0
   }
diff --git a/core/java/android/app/AppOpsManager.java b/core/java/android/app/AppOpsManager.java
index 0dbce97..5074ed7 100644
--- a/core/java/android/app/AppOpsManager.java
+++ b/core/java/android/app/AppOpsManager.java
@@ -4588,19 +4588,19 @@
          */
         private @Nullable NoteOpEvent getLastRejectEvent(@UidState int fromUidState,
                 @UidState int toUidState, @OpFlags int flags) {
-            NoteOpEvent lastAccessEvent = null;
+            NoteOpEvent lastRejectEvent = null;
             for (AttributedOpEntry attributionEntry : mAttributedOpEntries.values()) {
-                NoteOpEvent lastAttributionAccessEvent = attributionEntry.getLastRejectEvent(
+                NoteOpEvent lastAttributionRejectEvent = attributionEntry.getLastRejectEvent(
                         fromUidState, toUidState, flags);
 
-                if (lastAccessEvent == null || (lastAttributionAccessEvent != null
-                        && lastAttributionAccessEvent.getNoteTime()
-                        > lastAccessEvent.getNoteTime())) {
-                    lastAccessEvent = lastAttributionAccessEvent;
+                if (lastRejectEvent == null || (lastAttributionRejectEvent != null
+                        && lastAttributionRejectEvent.getNoteTime()
+                        > lastRejectEvent.getNoteTime())) {
+                    lastRejectEvent = lastAttributionRejectEvent;
                 }
             }
 
-            return lastAccessEvent;
+            return lastRejectEvent;
         }
 
         /**
diff --git a/core/java/android/text/Layout.java b/core/java/android/text/Layout.java
index 1ea80f1..8ddb42d 100644
--- a/core/java/android/text/Layout.java
+++ b/core/java/android/text/Layout.java
@@ -18,7 +18,7 @@
 
 import static com.android.text.flags.Flags.FLAG_FIX_LINE_HEIGHT_FOR_LOCALE;
 import static com.android.text.flags.Flags.FLAG_USE_BOUNDS_FOR_WIDTH;
-import static com.android.text.flags.Flags.FLAG_INTER_CHARACTER_JUSTIFICATION;
+import static com.android.text.flags.Flags.FLAG_LETTER_SPACING_JUSTIFICATION;
 
 import android.annotation.FlaggedApi;
 import android.annotation.FloatRange;
@@ -172,7 +172,7 @@
     /**
      * Value for justification mode indicating the text is justified by stretching letter spacing.
      */
-    @FlaggedApi(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @FlaggedApi(FLAG_LETTER_SPACING_JUSTIFICATION)
     public static final int JUSTIFICATION_MODE_INTER_CHARACTER =
             LineBreaker.JUSTIFICATION_MODE_INTER_CHARACTER;
 
@@ -1831,7 +1831,7 @@
      * @return the number of cluster count in the line.
      */
     @IntRange(from = 0)
-    @FlaggedApi(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @FlaggedApi(FLAG_LETTER_SPACING_JUSTIFICATION)
     public int getLineLetterSpacingUnitCount(@IntRange(from = 0) int line,
             boolean includeTrailingWhitespace) {
         final int start = getLineStart(line);
diff --git a/core/java/android/text/TextLine.java b/core/java/android/text/TextLine.java
index 224e5d8..bde9c77 100644
--- a/core/java/android/text/TextLine.java
+++ b/core/java/android/text/TextLine.java
@@ -305,7 +305,7 @@
             }
             mAddedWordSpacingInPx = (justifyWidth - width) / spaces;
             mAddedLetterSpacingInPx = 0;
-        } else {  // justificationMode == Layout.JUSTIFICATION_MODE_INTER_CHARACTER
+        } else {  // justificationMode == Layout.JUSTIFICATION_MODE_LETTER_SPACING
             LineInfo lineInfo = new LineInfo();
             float width = Math.abs(measure(end, false, null, null, lineInfo));
 
diff --git a/core/java/android/text/flags/flags.aconfig b/core/java/android/text/flags/flags.aconfig
index a49aee1..f37c4c2a 100644
--- a/core/java/android/text/flags/flags.aconfig
+++ b/core/java/android/text/flags/flags.aconfig
@@ -77,7 +77,7 @@
 }
 
 flag {
-  name: "inter_character_justification"
+  name: "letter_spacing_justification"
   namespace: "text"
   description: "A feature flag that implement inter character justification."
   bug: "283193133"
diff --git a/core/res/res/layout/autofill_save.xml b/core/res/res/layout/autofill_save.xml
index ddedca2..50ff7c9 100644
--- a/core/res/res/layout/autofill_save.xml
+++ b/core/res/res/layout/autofill_save.xml
@@ -79,16 +79,16 @@
             android:layout_height="1dp"
             style="@style/AutofillHalfSheetDivider" />
 
-        <com.android.internal.widget.ButtonBarLayout
+      <com.android.server.autofill.ui.BottomSheetButtonBarLayout
+          android:id="@+id/autofill_save_button_bar"
             android:layout_width="match_parent"
-            android:layout_height="48dp"
+            android:layout_height="wrap_content"
             android:layout_gravity="end"
             android:clipToPadding="false"
             android:layout_marginTop="8dp"
             android:layout_marginBottom="8dp"
             android:theme="@style/Theme.DeviceDefault.AutofillHalfScreenDialogButton"
             android:orientation="horizontal"
-            android:gravity="center_vertical"
             android:layout_marginStart="@dimen/autofill_save_outer_margin"
             android:layout_marginEnd="@dimen/autofill_save_outer_margin"
             >
@@ -100,12 +100,15 @@
                 android:paddingEnd="12dp"
                 android:paddingTop="0dp"
                 android:paddingBottom="0dp"
+                android:layout_marginTop="4dp"
+                android:layout_marginBottom="4dp"
                 android:minWidth="0dp"
                 style="?android:attr/borderlessButtonStyle"
                 android:text="@string/autofill_save_no">
             </Button>
 
             <Space
+                android:id="@+id/autofill_button_bar_spacer"
                 android:layout_width="0dp"
                 android:layout_height="0dp"
                 android:layout_weight="1"
@@ -116,12 +119,14 @@
                 android:id="@+id/autofill_save_yes"
                 android:layout_width="wrap_content"
                 android:layout_height="40dp"
+                android:layout_marginTop="4dp"
+                android:layout_marginBottom="4dp"
                 android:minWidth="0dp"
                 style="@style/AutofillHalfSheetTonalButton"
                 android:text="@string/autofill_save_yes">
             </Button>
 
-        </com.android.internal.widget.ButtonBarLayout>
+        </com.android.server.autofill.ui.BottomSheetButtonBarLayout>
 
     </com.android.server.autofill.ui.BottomSheetLayout>
 </LinearLayout>
\ No newline at end of file
diff --git a/core/res/res/values/dimens.xml b/core/res/res/values/dimens.xml
index 96c4bf4..0acccee 100644
--- a/core/res/res/values/dimens.xml
+++ b/core/res/res/values/dimens.xml
@@ -887,6 +887,8 @@
     <dimen name="autofill_save_scroll_view_top_margin">16dp</dimen>
     <dimen name="autofill_save_button_bar_padding">16dp</dimen>
     <dimen name="autofill_dialog_corner_radius">24dp</dimen>
+    <dimen name="autofill_button_bar_spacer_width">12dp</dimen>
+    <dimen name="autofill_button_bar_spacer_height">4dp</dimen>
 
     <!-- How much extra space should be left around the autofill dialog -->
     <dimen name="autofill_dialog_offset">72dp</dimen>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 4cf37df..58427b1 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -3728,6 +3728,7 @@
   <java-symbol type="id" name="autofill_save_no" />
   <java-symbol type="id" name="autofill_save_title" />
   <java-symbol type="id" name="autofill_save_yes" />
+  <java-symbol type="id" name="autofill_button_bar_spacer" />
   <java-symbol type="id" name="autofill_service_icon" />
   <java-symbol type="id" name="autofill_dialog_picker"/>
   <java-symbol type="id" name="autofill_dialog_header"/>
@@ -3774,6 +3775,8 @@
   <java-symbol type="dimen" name="autofill_dialog_max_width" />
   <java-symbol type="dimen" name="autofill_dialog_offset"/>
   <java-symbol type="dimen" name="autofill_save_outer_margin"/>
+  <java-symbol type="dimen" name="autofill_button_bar_spacer_width"/>
+  <java-symbol type="dimen" name="autofill_button_bar_spacer_height"/>
 
   <java-symbol type="bool" name="autofill_dialog_horizontal_space_included"/>
 
diff --git a/core/tests/coretests/src/android/text/TextLineJustificationTest.kt b/core/tests/coretests/src/android/text/TextLineJustificationTest.kt
index a525615..c18f35f 100644
--- a/core/tests/coretests/src/android/text/TextLineJustificationTest.kt
+++ b/core/tests/coretests/src/android/text/TextLineJustificationTest.kt
@@ -126,4 +126,4 @@
 
         TextLine.recycle(tl)
     }
-}
\ No newline at end of file
+}
diff --git a/core/tests/coretests/src/android/text/TextLineLetterSpacingTest.kt b/core/tests/coretests/src/android/text/TextLineLetterSpacingTest.kt
index 27869bb..71980c1 100644
--- a/core/tests/coretests/src/android/text/TextLineLetterSpacingTest.kt
+++ b/core/tests/coretests/src/android/text/TextLineLetterSpacingTest.kt
@@ -21,7 +21,7 @@
 import android.platform.test.flag.junit.DeviceFlagsValueProvider
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
-import com.android.text.flags.Flags.FLAG_INTER_CHARACTER_JUSTIFICATION
+import com.android.text.flags.Flags.FLAG_LETTER_SPACING_JUSTIFICATION
 import com.google.common.truth.Truth.assertThat
 import org.junit.Rule
 import org.junit.Test
@@ -40,7 +40,7 @@
     @JvmField
     val mCheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule()
 
-    @RequiresFlagsEnabled(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @RequiresFlagsEnabled(FLAG_LETTER_SPACING_JUSTIFICATION)
     @Test
     fun calculateRunFlagTest() {
         // Only one Bidi run
@@ -84,7 +84,7 @@
                 .isEqualTo(LEFT_EDGE)
     }
 
-    @RequiresFlagsEnabled(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @RequiresFlagsEnabled(FLAG_LETTER_SPACING_JUSTIFICATION)
     @Test
     fun resolveRunFlagForSubSequenceTest() {
         val runStart = 5
@@ -221,4 +221,4 @@
                 MIDDLE_OF_LINE, true, runStart, runEnd, runStart + 1, runEnd - 1))
                 .isEqualTo(MIDDLE_OF_LINE)
     }
-}
\ No newline at end of file
+}
diff --git a/graphics/java/android/graphics/Paint.java b/graphics/java/android/graphics/Paint.java
index ae61a2d..df95a91 100644
--- a/graphics/java/android/graphics/Paint.java
+++ b/graphics/java/android/graphics/Paint.java
@@ -17,7 +17,7 @@
 package android.graphics;
 
 import static com.android.text.flags.Flags.FLAG_FIX_LINE_HEIGHT_FOR_LOCALE;
-import static com.android.text.flags.Flags.FLAG_INTER_CHARACTER_JUSTIFICATION;
+import static com.android.text.flags.Flags.FLAG_LETTER_SPACING_JUSTIFICATION;
 
 import android.annotation.ColorInt;
 import android.annotation.ColorLong;
@@ -293,7 +293,7 @@
      * {@link Paint#measureText(CharSequence, int, int)}. The non-run based APIs works as both
      * {@link #TEXT_RUN_FLAG_LEFT_EDGE} and {@link #TEXT_RUN_FLAG_RIGHT_EDGE} are specified.
      */
-    @FlaggedApi(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @FlaggedApi(FLAG_LETTER_SPACING_JUSTIFICATION)
     public static final int TEXT_RUN_FLAG_LEFT_EDGE = 0x2000;
 
 
@@ -324,7 +324,7 @@
      * {@link Paint#measureText(CharSequence, int, int)}. The non-run based APIs works as both
      * {@link #TEXT_RUN_FLAG_LEFT_EDGE} and {@link #TEXT_RUN_FLAG_RIGHT_EDGE} are specified.
      */
-    @FlaggedApi(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @FlaggedApi(FLAG_LETTER_SPACING_JUSTIFICATION)
     public static final int TEXT_RUN_FLAG_RIGHT_EDGE = 0x4000;
 
     // These flags are always set on a new/reset paint, even if flags 0 is passed.
diff --git a/graphics/java/android/graphics/text/LineBreaker.java b/graphics/java/android/graphics/text/LineBreaker.java
index 9707126..0e9f29d 100644
--- a/graphics/java/android/graphics/text/LineBreaker.java
+++ b/graphics/java/android/graphics/text/LineBreaker.java
@@ -17,7 +17,7 @@
 package android.graphics.text;
 
 import static com.android.text.flags.Flags.FLAG_USE_BOUNDS_FOR_WIDTH;
-import static com.android.text.flags.Flags.FLAG_INTER_CHARACTER_JUSTIFICATION;
+import static com.android.text.flags.Flags.FLAG_LETTER_SPACING_JUSTIFICATION;
 
 import android.annotation.FlaggedApi;
 import android.annotation.FloatRange;
@@ -183,7 +183,7 @@
     /**
      * Value for justification mode indicating the text is justified by stretching letter spacing.
      */
-    @FlaggedApi(FLAG_INTER_CHARACTER_JUSTIFICATION)
+    @FlaggedApi(FLAG_LETTER_SPACING_JUSTIFICATION)
     public static final int JUSTIFICATION_MODE_INTER_CHARACTER = 2;
 
     /**
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/OWNERS b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/OWNERS
new file mode 100644
index 0000000..2ff4d90
--- /dev/null
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/OWNERS
@@ -0,0 +1,4 @@
+# WM shell transition tracing owners
+# Bug component: 1157642
+natanieljr@google.com
+pablogamito@google.com
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/PerfettoTransitionTracer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/PerfettoTransitionTracer.java
index b3e8bd9..fa331af 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/PerfettoTransitionTracer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/tracing/PerfettoTransitionTracer.java
@@ -196,14 +196,18 @@
         mDataSource.trace(ctx -> {
             final ProtoOutputStream os = ctx.newTracePacket();
 
+            final long mappingsToken = os.start(PerfettoTrace.TracePacket.SHELL_HANDLER_MAPPINGS);
             for (Map.Entry<String, Integer> entry : mHandlerMapping.entrySet()) {
                 final String handler = entry.getKey();
                 final int handlerId = entry.getValue();
-                final long token = os.start(PerfettoTrace.TracePacket.SHELL_HANDLER_MAPPINGS);
+
+                final long mappingEntryToken = os.start(PerfettoTrace.ShellHandlerMappings.MAPPING);
                 os.write(PerfettoTrace.ShellHandlerMapping.ID, handlerId);
                 os.write(PerfettoTrace.ShellHandlerMapping.NAME, handler);
-                os.end(token);
+                os.end(mappingEntryToken);
+
             }
+            os.end(mappingsToken);
 
             ctx.flush();
         });
diff --git a/libs/hwui/FeatureFlags.h b/libs/hwui/FeatureFlags.h
index 6ebfc63..ac75c07 100644
--- a/libs/hwui/FeatureFlags.h
+++ b/libs/hwui/FeatureFlags.h
@@ -41,9 +41,9 @@
 #endif  // __ANDROID__
 }
 
-inline bool inter_character_justification() {
+inline bool letter_spacing_justification() {
 #ifdef __ANDROID__
-    return com_android_text_flags_inter_character_justification();
+    return com_android_text_flags_letter_spacing_justification();
 #else
     return true;
 #endif  // __ANDROID__
diff --git a/libs/hwui/hwui/MinikinUtils.cpp b/libs/hwui/hwui/MinikinUtils.cpp
index 5613369..d66d7f8 100644
--- a/libs/hwui/hwui/MinikinUtils.cpp
+++ b/libs/hwui/hwui/MinikinUtils.cpp
@@ -72,7 +72,7 @@
     const minikin::Range contextRange(contextStart, contextStart + contextCount);
     const minikin::StartHyphenEdit startHyphen = paint->getStartHyphenEdit();
     const minikin::EndHyphenEdit endHyphen = paint->getEndHyphenEdit();
-    const minikin::RunFlag minikinRunFlag = text_feature::inter_character_justification()
+    const minikin::RunFlag minikinRunFlag = text_feature::letter_spacing_justification()
                                                     ? paint->getRunFlag()
                                                     : minikin::RunFlag::NONE;
 
@@ -105,7 +105,7 @@
     const minikin::Range range(start, start + count);
     const minikin::StartHyphenEdit startHyphen = paint->getStartHyphenEdit();
     const minikin::EndHyphenEdit endHyphen = paint->getEndHyphenEdit();
-    const minikin::RunFlag minikinRunFlag = text_feature::inter_character_justification()
+    const minikin::RunFlag minikinRunFlag = text_feature::letter_spacing_justification()
                                                     ? paint->getRunFlag()
                                                     : minikin::RunFlag::NONE;
 
diff --git a/services/autofill/java/com/android/server/autofill/ui/BottomSheetButtonBarLayout.java b/services/autofill/java/com/android/server/autofill/ui/BottomSheetButtonBarLayout.java
new file mode 100644
index 0000000..69c7b29
--- /dev/null
+++ b/services/autofill/java/com/android/server/autofill/ui/BottomSheetButtonBarLayout.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2023 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.server.autofill.ui;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.Gravity;
+import android.view.View;
+import android.widget.LinearLayout;
+
+import com.android.internal.R;
+import com.android.internal.widget.ButtonBarLayout;
+
+/** An extension of {@link ButtonBarLayout} for use in Autofill bottom sheets. */
+public class BottomSheetButtonBarLayout extends ButtonBarLayout {
+
+    public BottomSheetButtonBarLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+
+        final View spacer = findViewById(R.id.autofill_button_bar_spacer);
+        if (spacer == null) {
+            return;
+        }
+        if (isStacked()) {
+            spacer.getLayoutParams().width = 0;
+            spacer.getLayoutParams().height =
+                    getResources().getDimensionPixelSize(R.dimen.autofill_button_bar_spacer_height);
+            setGravity(Gravity.CENTER_VERTICAL | Gravity.END);
+        } else {
+            spacer.getLayoutParams().width =
+                    getResources().getDimensionPixelSize(R.dimen.autofill_button_bar_spacer_width);
+            spacer.getLayoutParams().height = 0;
+            setGravity(Gravity.CENTER_VERTICAL);
+        }
+    }
+
+    private boolean isStacked() {
+        return getOrientation() == LinearLayout.VERTICAL;
+    }
+}
diff --git a/services/core/java/com/android/server/am/BroadcastProcessQueue.java b/services/core/java/com/android/server/am/BroadcastProcessQueue.java
index c37e619..d1c8c30 100644
--- a/services/core/java/com/android/server/am/BroadcastProcessQueue.java
+++ b/services/core/java/com/android/server/am/BroadcastProcessQueue.java
@@ -152,6 +152,11 @@
     private int mActiveIndex;
 
     /**
+     * True if the broadcast actively being dispatched to this process was re-enqueued previously.
+     */
+    private boolean mActiveReEnqueued;
+
+    /**
      * Count of {@link #mActive} broadcasts that have been dispatched since this
      * queue was last idle.
      */
@@ -312,6 +317,7 @@
         final SomeArgs broadcastArgs = SomeArgs.obtain();
         broadcastArgs.arg1 = record;
         broadcastArgs.argi1 = recordIndex;
+        broadcastArgs.argi2 = 1;
         getQueueForBroadcast(record).addFirst(broadcastArgs);
         onBroadcastEnqueued(record, recordIndex);
     }
@@ -609,6 +615,7 @@
         final SomeArgs next = removeNextBroadcast();
         mActive = (BroadcastRecord) next.arg1;
         mActiveIndex = next.argi1;
+        mActiveReEnqueued = (next.argi2 == 1);
         mActiveCountSinceIdle++;
         mActiveAssumedDeliveryCountSinceIdle +=
                 (mActive.isAssumedDelivered(mActiveIndex) ? 1 : 0);
@@ -624,12 +631,21 @@
     public void makeActiveIdle() {
         mActive = null;
         mActiveIndex = 0;
+        mActiveReEnqueued = false;
         mActiveCountSinceIdle = 0;
         mActiveAssumedDeliveryCountSinceIdle = 0;
         mActiveViaColdStart = false;
         invalidateRunnableAt();
     }
 
+    public boolean wasActiveBroadcastReEnqueued() {
+        // If the flag is not enabled, treat as if the broadcast was never re-enqueued.
+        if (!Flags.avoidRepeatedBcastReEnqueues()) {
+            return false;
+        }
+        return mActiveReEnqueued;
+    }
+
     /**
      * Update summary statistics when the given record has been enqueued.
      */
@@ -1476,6 +1492,9 @@
         if (runningOomAdjusted) {
             pw.print("runningOomAdjusted:"); pw.println(runningOomAdjusted);
         }
+        if (mActiveReEnqueued) {
+            pw.print("activeReEnqueued:"); pw.println(mActiveReEnqueued);
+        }
     }
 
     @NeverCompile
diff --git a/services/core/java/com/android/server/am/BroadcastQueueModernImpl.java b/services/core/java/com/android/server/am/BroadcastQueueModernImpl.java
index db0f03f..98263df 100644
--- a/services/core/java/com/android/server/am/BroadcastQueueModernImpl.java
+++ b/services/core/java/com/android/server/am/BroadcastQueueModernImpl.java
@@ -542,8 +542,8 @@
                 updateOomAdj |= queue.runningOomAdjusted;
                 try {
                     completed = scheduleReceiverWarmLocked(queue);
-                } catch (BroadcastDeliveryFailedException e) {
-                    reEnqueueActiveBroadcast(queue);
+                } catch (BroadcastRetryException e) {
+                    finishOrReEnqueueActiveBroadcast(queue);
                     completed = true;
                 }
             } else {
@@ -586,7 +586,12 @@
 
     private void clearInvalidPendingColdStart() {
         logw("Clearing invalid pending cold start: " + mRunningColdStart);
-        mRunningColdStart.reEnqueueActiveBroadcast();
+        if (mRunningColdStart.wasActiveBroadcastReEnqueued()) {
+            finishReceiverActiveLocked(mRunningColdStart, BroadcastRecord.DELIVERY_FAILURE,
+                    "invalid start with re-enqueued broadcast");
+        } else {
+            mRunningColdStart.reEnqueueActiveBroadcast();
+        }
         demoteFromRunningLocked(mRunningColdStart);
         clearRunningColdStart();
         enqueueUpdateRunningList();
@@ -613,19 +618,26 @@
         }
     }
 
-    private void reEnqueueActiveBroadcast(@NonNull BroadcastProcessQueue queue) {
+    private void finishOrReEnqueueActiveBroadcast(@NonNull BroadcastProcessQueue queue) {
         checkState(queue.isActive(), "isActive");
 
-        final BroadcastRecord record = queue.getActive();
-        final int index = queue.getActiveIndex();
-        setDeliveryState(queue, queue.app, record, index, record.receivers.get(index),
-                BroadcastRecord.DELIVERY_PENDING, "reEnqueueActiveBroadcast");
-        queue.reEnqueueActiveBroadcast();
+        if (queue.wasActiveBroadcastReEnqueued()) {
+            // If the broadcast was already re-enqueued previously, finish it to avoid repeated
+            // delivery attempts
+            finishReceiverActiveLocked(queue, BroadcastRecord.DELIVERY_FAILURE,
+                    "re-enqueued broadcast delivery failed");
+        } else {
+            final BroadcastRecord record = queue.getActive();
+            final int index = queue.getActiveIndex();
+            setDeliveryState(queue, queue.app, record, index, record.receivers.get(index),
+                    BroadcastRecord.DELIVERY_PENDING, "reEnqueueActiveBroadcast");
+            queue.reEnqueueActiveBroadcast();
+        }
     }
 
     @Override
     public boolean onApplicationAttachedLocked(@NonNull ProcessRecord app)
-            throws BroadcastDeliveryFailedException {
+            throws BroadcastRetryException {
         if (DEBUG_BROADCAST) {
             logv("Process " + app + " is attached");
         }
@@ -653,8 +665,8 @@
                 if (scheduleReceiverWarmLocked(queue)) {
                     demoteFromRunningLocked(queue);
                 }
-            } catch (BroadcastDeliveryFailedException e) {
-                reEnqueueActiveBroadcast(queue);
+            } catch (BroadcastRetryException e) {
+                finishOrReEnqueueActiveBroadcast(queue);
                 demoteFromRunningLocked(queue);
                 throw e;
             }
@@ -983,7 +995,7 @@
     @CheckResult
     @GuardedBy("mService")
     private boolean scheduleReceiverWarmLocked(@NonNull BroadcastProcessQueue queue)
-            throws BroadcastDeliveryFailedException {
+            throws BroadcastRetryException {
         checkState(queue.isActive(), "isActive");
 
         final int cookie = traceBegin("scheduleReceiverWarmLocked");
@@ -1065,7 +1077,7 @@
      */
     @CheckResult
     private boolean dispatchReceivers(@NonNull BroadcastProcessQueue queue,
-            @NonNull BroadcastRecord r, int index) throws BroadcastDeliveryFailedException {
+            @NonNull BroadcastRecord r, int index) throws BroadcastRetryException {
         final ProcessRecord app = queue.app;
         final Object receiver = r.receivers.get(index);
 
@@ -1157,7 +1169,7 @@
                 // to try redelivering the broadcast to this receiver.
                 if (receiver instanceof ResolveInfo) {
                     cancelDeliveryTimeoutLocked(queue);
-                    throw new BroadcastDeliveryFailedException(e);
+                    throw new BroadcastRetryException(e);
                 }
                 finishReceiverActiveLocked(queue, BroadcastRecord.DELIVERY_FAILURE,
                         "remote app");
@@ -1316,8 +1328,8 @@
                 demoteFromRunningLocked(queue);
                 return true;
             }
-        } catch (BroadcastDeliveryFailedException e) {
-            reEnqueueActiveBroadcast(queue);
+        } catch (BroadcastRetryException e) {
+            finishOrReEnqueueActiveBroadcast(queue);
             demoteFromRunningLocked(queue);
             return true;
         }
diff --git a/services/core/java/com/android/server/am/BroadcastRetryException.java b/services/core/java/com/android/server/am/BroadcastRetryException.java
new file mode 100644
index 0000000..8bd6664
--- /dev/null
+++ b/services/core/java/com/android/server/am/BroadcastRetryException.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2024 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.server.am;
+
+/**
+ * Exception to represent that broadcast delivery failed and we should try redelivering it.
+ */
+public class BroadcastRetryException extends BroadcastDeliveryFailedException {
+    public BroadcastRetryException(String name) {
+        super(name);
+    }
+
+    public BroadcastRetryException(Exception cause) {
+        super(cause);
+    }
+}
diff --git a/services/core/java/com/android/server/am/OomAdjuster.java b/services/core/java/com/android/server/am/OomAdjuster.java
index 862542e..7d82f0c 100644
--- a/services/core/java/com/android/server/am/OomAdjuster.java
+++ b/services/core/java/com/android/server/am/OomAdjuster.java
@@ -1499,8 +1499,12 @@
                             && !uidRec.isCurAllowListed()) {
                         // UID is now in the background (and not on the temp allowlist).  Was it
                         // previously in the foreground (or on the temp allowlist)?
+                        // Or, it wasn't in the foreground / allowlist, but its last background
+                        // timestamp is also 0, this means it's never been in the
+                        // foreground / allowlist since it's born at all.
                         if (!ActivityManager.isProcStateBackground(uidRec.getSetProcState())
-                                || uidRec.isSetAllowListed()) {
+                                || uidRec.isSetAllowListed()
+                                || uidRec.getLastBackgroundTime() == 0) {
                             uidRec.setLastBackgroundTime(nowElapsed);
                             if (mService.mDeterministicUidIdle
                                     || !mService.mHandler.hasMessages(IDLE_UIDS_MSG)) {
@@ -1526,6 +1530,7 @@
                             uidRec.setIdle(false);
                         }
                         uidRec.setLastBackgroundTime(0);
+                        uidRec.setLastIdleTime(0);
                     }
                     final boolean wasCached = uidRec.getSetProcState()
                             > ActivityManager.PROCESS_STATE_RECEIVER;
@@ -3700,12 +3705,14 @@
         for (int i = N - 1; i >= 0; i--) {
             final UidRecord uidRec = mActiveUids.valueAt(i);
             final long bgTime = uidRec.getLastBackgroundTime();
-            if (bgTime > 0 && !uidRec.isIdle()) {
+            final long idleTime = uidRec.getLastIdleTime();
+            if (bgTime > 0 && (!uidRec.isIdle() || idleTime == 0)) {
                 if (bgTime <= maxBgTime) {
                     EventLogTags.writeAmUidIdle(uidRec.getUid());
                     synchronized (mProcLock) {
                         uidRec.setIdle(true);
                         uidRec.setSetIdle(true);
+                        uidRec.setLastIdleTime(nowElapsed);
                     }
                     mService.doStopUidLocked(uidRec.getUid(), uidRec);
                 } else {
diff --git a/services/core/java/com/android/server/am/UidRecord.java b/services/core/java/com/android/server/am/UidRecord.java
index 4329afc..45fd470 100644
--- a/services/core/java/com/android/server/am/UidRecord.java
+++ b/services/core/java/com/android/server/am/UidRecord.java
@@ -66,6 +66,9 @@
     private long mLastBackgroundTime;
 
     @CompositeRWLock({"mService", "mProcLock"})
+    private long mLastIdleTime;
+
+    @CompositeRWLock({"mService", "mProcLock"})
     private boolean mEphemeral;
 
     @CompositeRWLock({"mService", "mProcLock"})
@@ -255,6 +258,16 @@
     }
 
     @GuardedBy(anyOf = {"mService", "mProcLock"})
+    long getLastIdleTime() {
+        return mLastIdleTime;
+    }
+
+    @GuardedBy({"mService", "mProcLock"})
+    void setLastIdleTime(long lastActiveTime) {
+        mLastIdleTime = lastActiveTime;
+    }
+
+    @GuardedBy(anyOf = {"mService", "mProcLock"})
     boolean isEphemeral() {
         return mEphemeral;
     }
diff --git a/services/core/java/com/android/server/am/flags.aconfig b/services/core/java/com/android/server/am/flags.aconfig
index 31d9cc9..16dbe18 100644
--- a/services/core/java/com/android/server/am/flags.aconfig
+++ b/services/core/java/com/android/server/am/flags.aconfig
@@ -42,3 +42,14 @@
     description: "Optimize the service bindings by different policies like skipping oom adjuster"
     bug: "318717054"
 }
+
+flag {
+    namespace: "backstage_power"
+    name: "avoid_repeated_bcast_re_enqueues"
+    description: "Avoid re-enqueueing a broadcast repeatedly"
+    bug: "319225224"
+    is_fixed_read_only: true
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
+}
diff --git a/services/tests/mockingservicestests/Android.bp b/services/tests/mockingservicestests/Android.bp
index d928306..9f97551 100644
--- a/services/tests/mockingservicestests/Android.bp
+++ b/services/tests/mockingservicestests/Android.bp
@@ -73,6 +73,7 @@
         "testng",
         "compatibility-device-util-axt",
         "flag-junit",
+        "am_flags_lib",
     ],
 
     libs: [
diff --git a/services/tests/mockingservicestests/src/com/android/server/am/BaseBroadcastQueueTest.java b/services/tests/mockingservicestests/src/com/android/server/am/BaseBroadcastQueueTest.java
index f875f65..fb47aa8 100644
--- a/services/tests/mockingservicestests/src/com/android/server/am/BaseBroadcastQueueTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/am/BaseBroadcastQueueTest.java
@@ -38,6 +38,8 @@
 import android.os.HandlerThread;
 import android.os.TestLooperManager;
 import android.os.UserHandle;
+import android.platform.test.flag.junit.CheckFlagsRule;
+import android.platform.test.flag.junit.DeviceFlagsValueProvider;
 import android.provider.Settings;
 import android.util.SparseArray;
 
@@ -93,6 +95,9 @@
             .spyStatic(ProcessList.class)
             .build();
 
+    @Rule
+    public final CheckFlagsRule mCheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule();
+
     final BroadcastQueue[] mBroadcastQueues = new BroadcastQueue[1];
 
     @Mock
diff --git a/services/tests/mockingservicestests/src/com/android/server/am/BroadcastQueueTest.java b/services/tests/mockingservicestests/src/com/android/server/am/BroadcastQueueTest.java
index 75409d9..3f6117b 100644
--- a/services/tests/mockingservicestests/src/com/android/server/am/BroadcastQueueTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/am/BroadcastQueueTest.java
@@ -75,6 +75,8 @@
 import android.os.PowerExemptionManager;
 import android.os.SystemClock;
 import android.os.UserHandle;
+import android.platform.test.annotations.RequiresFlagsEnabled;
+import android.util.ArrayMap;
 import android.util.Log;
 import android.util.Pair;
 import android.util.proto.ProtoOutputStream;
@@ -135,6 +137,17 @@
             ProcessStartBehavior.SUCCESS);
 
     /**
+     * Map of processes to behaviors indicating how the new processes should behave as needed
+     * by the tests.
+     */
+    private ArrayMap<String, ProcessBehavior> mNewProcessBehaviors = new ArrayMap<>();
+
+    /**
+     * Map of processes to behaviors indicating how the new process starts should result in.
+     */
+    private ArrayMap<String, ProcessStartBehavior> mNewProcessStartBehaviors = new ArrayMap<>();
+
+    /**
      * Collection of all active processes during current test run.
      */
     private List<ProcessRecord> mActiveProcesses = new ArrayList<>();
@@ -161,15 +174,17 @@
             Log.v(TAG, "Intercepting startProcessLocked() for "
                     + Arrays.toString(invocation.getArguments()));
             assertHealth();
-            final ProcessStartBehavior behavior = mNextProcessStartBehavior
-                    .getAndSet(ProcessStartBehavior.SUCCESS);
+            final String processName = invocation.getArgument(0);
+            final ProcessStartBehavior behavior = mNewProcessStartBehaviors.getOrDefault(
+                    processName, mNextProcessStartBehavior.getAndSet(ProcessStartBehavior.SUCCESS));
             if (behavior == ProcessStartBehavior.FAIL_NULL) {
                 return null;
             }
-            final String processName = invocation.getArgument(0);
             final ApplicationInfo ai = invocation.getArgument(1);
+            final ProcessBehavior processBehavior = mNewProcessBehaviors.getOrDefault(
+                    processName, ProcessBehavior.NORMAL);
             final ProcessRecord res = makeActiveProcessRecord(ai, processName,
-                    ProcessBehavior.NORMAL, UnaryOperator.identity());
+                    processBehavior, UnaryOperator.identity());
             final ProcessRecord deliverRes;
             switch (behavior) {
                 case SUCCESS_PREDECESSOR:
@@ -274,6 +289,8 @@
             assertEquals(app.toShortString(), ProcessList.SCHED_GROUP_UNDEFINED,
                     mQueue.getPreferredSchedulingGroupLocked(app));
         }
+        mNewProcessBehaviors.clear();
+        mNewProcessStartBehaviors.clear();
     }
 
     @Override
@@ -955,6 +972,40 @@
     }
 
     /**
+     * Verify that we handle manifest receivers in a process that always
+     * responds with {@link DeadObjectException} even after restarting.
+     */
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_AVOID_REPEATED_BCAST_RE_ENQUEUES)
+    public void testRepeatedDead_Manifest() throws Exception {
+        final ProcessRecord callerApp = makeActiveProcessRecord(PACKAGE_RED);
+        mNewProcessBehaviors.put(PACKAGE_GREEN, ProcessBehavior.DEAD);
+
+        final Intent airplane = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
+        enqueueBroadcast(makeBroadcastRecord(airplane, callerApp, List.of(
+                withPriority(makeManifestReceiver(PACKAGE_GREEN, CLASS_GREEN), 10),
+                withPriority(makeManifestReceiver(PACKAGE_BLUE, CLASS_BLUE), 0))));
+        final Intent timezone = new Intent(Intent.ACTION_TIMEZONE_CHANGED);
+        enqueueBroadcast(makeBroadcastRecord(timezone, callerApp,
+                List.of(makeManifestReceiver(PACKAGE_YELLOW, CLASS_YELLOW))));
+        waitForIdle();
+
+        final ProcessRecord receiverGreenApp = mAms.getProcessRecordLocked(PACKAGE_GREEN,
+                getUidForPackage(PACKAGE_GREEN));
+        // Modern queue always kills the target process when broadcast delivery fails, where as
+        // the legacy queue leaves the process killing task to AMS
+        if (mImpl == Impl.MODERN) {
+            assertNull(receiverGreenApp);
+        }
+        final ProcessRecord receiverBlueApp = mAms.getProcessRecordLocked(PACKAGE_BLUE,
+                getUidForPackage(PACKAGE_BLUE));
+        verifyScheduleReceiver(receiverBlueApp, airplane);
+        final ProcessRecord receiverYellowApp = mAms.getProcessRecordLocked(PACKAGE_YELLOW,
+                getUidForPackage(PACKAGE_YELLOW));
+        verifyScheduleReceiver(receiverYellowApp, timezone);
+    }
+
+    /**
      * Verify that we handle the system failing to start a process.
      */
     @Test
@@ -1142,6 +1193,49 @@
     }
 
     /**
+     * Verify that when BroadcastQueue doesn't get notified when a process gets killed repeatedly,
+     * it doesn't get stuck.
+     */
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_AVOID_REPEATED_BCAST_RE_ENQUEUES)
+    public void testRepeatedKillWithoutNotify() throws Exception {
+        // Legacy queue does not handle repeated kills that don't get notified.
+        Assume.assumeTrue(mImpl == Impl.MODERN);
+
+        final ProcessRecord callerApp = makeActiveProcessRecord(PACKAGE_RED);
+        final ProcessRecord receiverBlueApp = makeActiveProcessRecord(PACKAGE_BLUE);
+
+        mNewProcessStartBehaviors.put(PACKAGE_GREEN, ProcessStartBehavior.KILLED_WITHOUT_NOTIFY);
+
+        final Intent airplane = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
+        enqueueBroadcast(makeBroadcastRecord(airplane, callerApp, List.of(
+                withPriority(makeManifestReceiver(PACKAGE_GREEN, CLASS_GREEN), 10),
+                withPriority(makeRegisteredReceiver(receiverBlueApp), 5),
+                withPriority(makeManifestReceiver(PACKAGE_YELLOW, CLASS_YELLOW), 0))));
+
+        final Intent timezone = new Intent(Intent.ACTION_TIMEZONE_CHANGED);
+        enqueueBroadcast(makeBroadcastRecord(timezone, callerApp,
+                List.of(makeManifestReceiver(PACKAGE_ORANGE, CLASS_ORANGE))));
+
+        waitForIdle();
+        final ProcessRecord receiverGreenApp = mAms.getProcessRecordLocked(PACKAGE_GREEN,
+                getUidForPackage(PACKAGE_GREEN));
+        final ProcessRecord receiverYellowApp = mAms.getProcessRecordLocked(PACKAGE_YELLOW,
+                getUidForPackage(PACKAGE_YELLOW));
+        final ProcessRecord receiverOrangeApp = mAms.getProcessRecordLocked(PACKAGE_ORANGE,
+                getUidForPackage(PACKAGE_ORANGE));
+
+        // Modern queue always kills the target process when broadcast delivery fails, where as
+        // the legacy queue leaves the process killing task to AMS
+        if (mImpl == Impl.MODERN) {
+            assertNull(receiverGreenApp);
+        }
+        verifyScheduleRegisteredReceiver(times(1), receiverBlueApp, airplane);
+        verifyScheduleReceiver(times(1), receiverYellowApp, airplane);
+        verifyScheduleReceiver(times(1), receiverOrangeApp, timezone);
+    }
+
+    /**
      * Verify that a broadcast sent to a frozen app, which gets killed as part of unfreezing
      * process due to pending sync binder transactions, is delivered as expected.
      */