Merge "Use checkboxes on notification settings pages"
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index afa9188..6eb52ef 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1086,9 +1086,6 @@
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="com.android.settings.SHORTCUT" />
             </intent-filter>
-            <intent-filter android:priority="3">
-                <action android:name="com.android.settings.action.SETTINGS" />
-            </intent-filter>
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
                 android:value="com.android.settings.applications.ProcessStatsSummary" />
         </activity>
@@ -1943,7 +1940,7 @@
                 <action android:name="com.android.settings.APPLICATION_DEVELOPMENT_SETTINGS" />
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
-            <intent-filter android:priority="50">
+            <intent-filter android:priority="40">
                 <action android:name="com.android.settings.action.SETTINGS" />
             </intent-filter>
             <meta-data android:name="com.android.settings.category"
@@ -2487,11 +2484,11 @@
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
-            <intent-filter android:priority="8">
+            <intent-filter  android:priority="45">
                 <action android:name="com.android.settings.action.SETTINGS" />
             </intent-filter>
             <meta-data android:name="com.android.settings.category"
-                android:value="com.android.settings.category.ia.accounts" />
+                android:value="com.android.settings.category.ia.system" />
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
                 android:value="com.android.settings.users.UserSettings" />
             <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
@@ -3059,9 +3056,6 @@
                 <category android:name="android.intent.category.DEFAULT" />
                 <category android:name="android.intent.category.VOICE_LAUNCH" />
             </intent-filter>
-            <intent-filter android:priority="60">
-                <action android:name="com.android.settings.action.SETTINGS" />
-            </intent-filter>
             <meta-data android:name="com.android.settings.summary"
                        android:resource="@string/summary_empty"/>
             <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
diff --git a/res/layout/condition_header_icon.xml b/res/layout/condition_header_icon.xml
index 4f93f54..e5cbdc9 100644
--- a/res/layout/condition_header_icon.xml
+++ b/res/layout/condition_header_icon.xml
@@ -17,8 +17,8 @@
 
 <ImageView xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@android:id/icon"
-    android:layout_width="@dimen/dashboard_tile_image_size"
-    android:layout_height="@dimen/dashboard_tile_image_size"
+    android:layout_width="@dimen/suggestion_card_icon_size"
+    android:layout_height="@dimen/suggestion_card_icon_size"
     android:layout_marginStart="0dp"
     android:layout_marginEnd="24dp"
     android:tint="?android:attr/colorAccent"
diff --git a/res/layout/condition_tile.xml b/res/layout/condition_tile.xml
index 3e2f9b4..7d1db40 100644
--- a/res/layout/condition_tile.xml
+++ b/res/layout/condition_tile.xml
@@ -30,8 +30,8 @@
 
         <ImageView
             android:id="@android:id/icon"
-            android:layout_width="@dimen/dashboard_tile_image_size"
-            android:layout_height="@dimen/dashboard_tile_image_size"
+            android:layout_width="@dimen/suggestion_card_icon_size"
+            android:layout_height="@dimen/suggestion_card_icon_size"
             android:layout_marginTop="12dp"
             android:layout_marginStart="14dp"
             android:layout_marginEnd="24dp"
diff --git a/res/layout/suggestion_tile.xml b/res/layout/suggestion_tile.xml
index 2adfab3..b947452 100644
--- a/res/layout/suggestion_tile.xml
+++ b/res/layout/suggestion_tile.xml
@@ -30,8 +30,8 @@
 
         <ImageView
             android:id="@android:id/icon"
-            android:layout_width="@dimen/dashboard_tile_image_size"
-            android:layout_height="@dimen/dashboard_tile_image_size"
+            android:layout_width="@dimen/suggestion_card_icon_size"
+            android:layout_height="@dimen/suggestion_card_icon_size"
             android:layout_marginStart="14dp"
             android:layout_marginEnd="24dp" />
 
diff --git a/res/values/strings.xml b/res/values/strings.xml
index fe1783b..8295a4a 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -6141,7 +6141,7 @@
     <skip/>
 
     <!-- User settings screen title [CHAR LIMIT=25] -->
-    <string name="user_settings_title">Users</string>
+    <string name="user_settings_title">Multiple users</string>
     <!-- User settings header for list of users and profiles [CHAR LIMIT=40] -->
     <string name="user_list_title">Users &amp; profiles</string>
     <!-- User settings add user or restricted profile menu [CHAR LIMIT=35] -->
@@ -9211,6 +9211,10 @@
     <!-- Keywords for Directory Access settings -->
     <string name="keywords_directory_access">directory access</string>
 
+    <!-- String used to describe the name of a directory in a volume; it must
+         show both names, with the directory name wrapped in parenthesis -->
+    <string name="directory_on_volume"><xliff:g id="volume" example="SD Card">%1$s</xliff:g> (<xliff:g id="directory" example="Movies">%2$s</xliff:g>)</string>
+
     <!-- Account type associated with the backup account. Empty for AOSP. [DO NOT TRANSLATE] -->
     <string name="account_type" translatable="false"></string>
     <!-- Package to target for Account credential confirmation. This will allow users to
diff --git a/res/xml/system_dashboard_fragment.xml b/res/xml/system_dashboard_fragment.xml
index 1dfa6fb..73aab4b 100644
--- a/res/xml/system_dashboard_fragment.xml
+++ b/res/xml/system_dashboard_fragment.xml
@@ -40,6 +40,14 @@
         <intent android:action="android.settings.BACKUP_AND_RESET_SETTINGS" />
     </Preference>
 
+    <Preference
+        android:key="reset_dashboard"
+        android:title="@string/reset_dashboard_title"
+        android:summary="@string/reset_dashboard_summary"
+        android:icon="@drawable/ic_restore"
+        android:order="-50"
+        android:fragment="com.android.settings.system.ResetDashboardFragment" />
+
     <!-- System updates -->
     <Preference
         android:key="system_update_settings"
@@ -61,12 +69,4 @@
                 android:targetClass="@string/additional_system_update_menu" />
     </Preference>
 
-    <Preference
-        android:key="reset_dashboard"
-        android:title="@string/reset_dashboard_title"
-        android:summary="@string/reset_dashboard_summary"
-        android:icon="@drawable/ic_restore"
-        android:order="-20"
-        android:fragment="com.android.settings.system.ResetDashboardFragment" />
-
 </PreferenceScreen>
\ No newline at end of file
diff --git a/src/com/android/settings/applications/AppStorageSettings.java b/src/com/android/settings/applications/AppStorageSettings.java
index 78a5050..ff036bb 100644
--- a/src/com/android/settings/applications/AppStorageSettings.java
+++ b/src/com/android/settings/applications/AppStorageSettings.java
@@ -22,6 +22,7 @@
 import android.app.ActivityManager;
 import android.app.AlertDialog;
 import android.app.AppGlobals;
+import android.app.GrantedUriPermission;
 import android.app.LoaderManager;
 import android.content.Context;
 import android.content.DialogInterface;
@@ -399,7 +400,7 @@
         // Gets all URI permissions from am.
         ActivityManager am = (ActivityManager) getActivity().getSystemService(
                 Context.ACTIVITY_SERVICE);
-        List<UriPermission> perms =
+        List<GrantedUriPermission> perms =
                 am.getGrantedUriPermissions(mAppEntry.info.packageName).getList();
 
         if (perms.isEmpty()) {
@@ -411,8 +412,8 @@
 
         // Group number of URIs by app.
         Map<CharSequence, MutableInt> uriCounters = new TreeMap<>();
-        for (UriPermission perm : perms) {
-            String authority = perm.getUri().getAuthority();
+        for (GrantedUriPermission perm : perms) {
+            String authority = perm.uri.getAuthority();
             ProviderInfo provider = pm.resolveContentProvider(authority, 0);
             CharSequence app = provider.applicationInfo.loadLabel(pm);
             MutableInt count = uriCounters.get(app);
diff --git a/src/com/android/settings/applications/DirectoryAccessDetails.java b/src/com/android/settings/applications/DirectoryAccessDetails.java
index 43422d0..3e9bf47 100644
--- a/src/com/android/settings/applications/DirectoryAccessDetails.java
+++ b/src/com/android/settings/applications/DirectoryAccessDetails.java
@@ -24,6 +24,7 @@
 import static android.os.storage.StorageVolume.ScopedAccessProviderContract.TABLE_PERMISSIONS;
 import static android.os.storage.StorageVolume.ScopedAccessProviderContract.TABLE_PERMISSIONS_COLUMNS;
 import static android.os.storage.StorageVolume.ScopedAccessProviderContract.TABLE_PERMISSIONS_COL_DIRECTORY;
+import static android.os.storage.StorageVolume.ScopedAccessProviderContract.TABLE_PERMISSIONS_COL_GRANTED;
 import static android.os.storage.StorageVolume.ScopedAccessProviderContract.TABLE_PERMISSIONS_COL_PACKAGE;
 import static android.os.storage.StorageVolume.ScopedAccessProviderContract.TABLE_PERMISSIONS_COL_VOLUME_UUID;
 
@@ -120,8 +121,7 @@
         addPreferencesFromResource(R.xml.directory_access_details);
         final PreferenceScreen prefsGroup = getPreferenceScreen();
 
-        // Set external directory UUIDs.
-        ArraySet<String> externalDirectoryUuids = null;
+        final Map<String, ExternalVolume> externalVolumes = new HashMap<>();
 
         final Uri providerUri = new Uri.Builder().scheme(ContentResolver.SCHEME_CONTENT)
                 .authority(AUTHORITY).appendPath(TABLE_PERMISSIONS).appendPath("*")
@@ -146,8 +146,10 @@
                 final String pkg = cursor.getString(TABLE_PERMISSIONS_COL_PACKAGE);
                 final String uuid = cursor.getString(TABLE_PERMISSIONS_COL_VOLUME_UUID);
                 final String dir = cursor.getString(TABLE_PERMISSIONS_COL_DIRECTORY);
+                final boolean granted = cursor.getInt(TABLE_PERMISSIONS_COL_GRANTED) == 1;
                 if (VERBOSE) {
-                    Log.v(TAG, "Pkg:"  + pkg + " uuid: " + uuid + " dir: " + dir);
+                    Log.v(TAG, "Pkg:"  + pkg + " uuid: " + uuid + " dir: " + dir
+                            + " granted:" + granted);
                 }
 
                 if (!mPackageName.equals(pkg)) {
@@ -159,64 +161,92 @@
 
                 if (uuid == null) {
                     // Primary storage entry: add right away
-                    prefsGroup.addPreference(
-                            newPreference(context, dir, providerUri, /* uuid= */ null, dir));
+                    prefsGroup.addPreference(newPreference(context, dir, providerUri,
+                            /* uuid= */ null, dir, granted));
                 } else {
                     // External volume entry: save it for later.
-                    if (externalDirectoryUuids == null) {
-                        externalDirectoryUuids = new ArraySet<>(1);
+                    ExternalVolume externalVolume = externalVolumes.get(uuid);
+                    if (externalVolume == null) {
+                        externalVolume = new ExternalVolume(uuid);
+                        externalVolumes.put(uuid, externalVolume);
                     }
-                    externalDirectoryUuids.add(uuid);
+                    if (dir == null) {
+                        // Whole volume
+                        externalVolume.granted = granted;
+                    } else {
+                        // Directory only
+                        externalVolume.children.add(new Pair<>(dir, granted));
+                    }
                 }
             }
         }
 
+        if (VERBOSE) {
+            Log.v(TAG, "external volumes: " + externalVolumes);
+        }
+
+        if (externalVolumes.isEmpty()) {
+            // We're done!
+            return;
+        }
+
         // Add entries from external volumes
-        if (externalDirectoryUuids != null) {
-            if (VERBOSE) {
-                Log.v(TAG, "adding external directories: " + externalDirectoryUuids);
-            }
 
-            // Query StorageManager to get the user-friendly volume names.
-            final StorageManager sm = context.getSystemService(StorageManager.class);
-            final List<VolumeInfo> volumes = sm.getVolumes();
-            if (volumes.isEmpty()) {
-                Log.w(TAG, "StorageManager returned no secondary volumes");
-                return;
-            }
-            final Map<String, String> volumeNames = new HashMap<>(volumes.size());
-            for (VolumeInfo volume : volumes) {
-                final String uuid = volume.getFsUuid();
-                if (uuid == null) continue; // Primary storage; not used.
+        // Query StorageManager to get the user-friendly volume names.
+        final StorageManager sm = context.getSystemService(StorageManager.class);
+        final List<VolumeInfo> volumes = sm.getVolumes();
+        if (volumes.isEmpty()) {
+            Log.w(TAG, "StorageManager returned no secondary volumes");
+            return;
+        }
+        final Map<String, String> volumeNames = new HashMap<>(volumes.size());
+        for (VolumeInfo volume : volumes) {
+            final String uuid = volume.getFsUuid();
+            if (uuid == null) continue; // Primary storage; not used.
 
-                String name = sm.getBestVolumeDescription(volume);
-                if (name == null) {
-                    Log.w(TAG, "No description for " + volume + "; using uuid instead: " + uuid);
-                    name = uuid;
-                }
-                volumeNames.put(uuid, name);
+            String name = sm.getBestVolumeDescription(volume);
+            if (name == null) {
+                Log.w(TAG, "No description for " + volume + "; using uuid instead: " + uuid);
+                name = uuid;
             }
-            if (VERBOSE) {
-                Log.v(TAG, "UUID -> name mapping: " + volumeNames);
-            }
+            volumeNames.put(uuid, name);
+        }
+        if (VERBOSE) {
+            Log.v(TAG, "UUID -> name mapping: " + volumeNames);
+        }
 
-            externalDirectoryUuids.forEach((uuid) ->{
-                final String name = volumeNames.get(uuid);
-                // TODO(b/72055774): add separator
-                prefsGroup.addPreference(
-                        newPreference(context, name, providerUri, uuid, /* dir= */ null));
+        for (ExternalVolume volume : externalVolumes.values()) {
+            final String volumeName = volumeNames.get(volume.uuid);
+            if (volumeName == null) {
+                Log.w(TAG, "Ignoring entry for invalid UUID: " + volume.uuid);
+                continue;
+            }
+            // First add the pref for the whole volume...
+            // TODO(b/72055774): add separator
+            prefsGroup.addPreference(newPreference(context, volumeName, providerUri, volume.uuid,
+                    /* dir= */ null, volume.granted));
+            // TODO(b/72055774): make sure children are gone when parent is toggled on - should be
+            // handled automatically if we're refreshing the activity on change, otherwise we'll
+            // need to explicitly remove them
+
+            // ... then the children prefs
+            volume.children.forEach((pair) -> {
+                final String dir = pair.first;
+                final String name = context.getResources()
+                        .getString(R.string.directory_on_volume, volumeName, dir);
+                prefsGroup
+                        .addPreference(newPreference(context, name, providerUri, volume.uuid,
+                                dir, pair.second));
             });
         }
-        return;
     }
 
-
     private SwitchPreference newPreference(Context context, String title, Uri providerUri,
-            String uuid, String dir) {
+            String uuid, String dir, boolean granted) {
         final SwitchPreference pref = new SwitchPreference(context);
         pref.setKey(String.format("%s:%s", uuid, dir));
         pref.setTitle(title);
-        pref.setChecked(false);
+        pref.setChecked(granted);
         pref.setOnPreferenceChangeListener((unused, value) -> {
             resetDoNotAskAgain(context, value, providerUri, uuid, dir);
             return true;
@@ -259,4 +289,20 @@
     public int getMetricsCategory() {
         return MetricsEvent.APPLICATIONS_DIRECTORY_ACCESS_DETAIL;
     }
+
+    private static class ExternalVolume {
+        final String uuid;
+        final List<Pair<String, Boolean>> children = new ArrayList<>();
+        boolean granted;
+
+        ExternalVolume(String uuid) {
+            this.uuid = uuid;
+        }
+
+        @Override
+        public String toString() {
+            return "ExternalVolume: [uuid=" + uuid + ", granted=" + granted +
+                    ", children=" + children + "]";
+        }
+    }
 }
diff --git a/src/com/android/settings/applications/RecentAppsPreferenceController.java b/src/com/android/settings/applications/RecentAppsPreferenceController.java
index 20c5581..3859081 100644
--- a/src/com/android/settings/applications/RecentAppsPreferenceController.java
+++ b/src/com/android/settings/applications/RecentAppsPreferenceController.java
@@ -325,7 +325,7 @@
             // Not visible on launcher -> likely not a user visible app, skip if non-instant.
             final ApplicationsState.AppEntry appEntry =
                     mApplicationsState.getEntry(pkgName, mUserId);
-            if (!AppUtils.isInstant(appEntry.info)) {
+            if (appEntry == null || appEntry.info == null || !AppUtils.isInstant(appEntry.info)) {
                 Log.d(TAG, "Not a user visible or instant app, skipping " + pkgName);
                 return false;
             }
diff --git a/src/com/android/settings/dashboard/conditional/AirplaneModeCondition.java b/src/com/android/settings/dashboard/conditional/AirplaneModeCondition.java
index 7fd9af8..c6002bd 100644
--- a/src/com/android/settings/dashboard/conditional/AirplaneModeCondition.java
+++ b/src/com/android/settings/dashboard/conditional/AirplaneModeCondition.java
@@ -21,10 +21,11 @@
 import android.content.IntentFilter;
 import android.graphics.drawable.Icon;
 import android.net.ConnectivityManager;
+import android.provider.Settings;
 import android.util.Log;
+
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
-import com.android.settings.Settings;
 import com.android.settingslib.WirelessUtils;
 
 public class AirplaneModeCondition extends Condition {
@@ -33,7 +34,7 @@
     private final Receiver mReceiver;
 
     private static final IntentFilter AIRPLANE_MODE_FILTER =
-        new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED);
+            new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED);
 
     public AirplaneModeCondition(ConditionManager conditionManager) {
         super(conditionManager);
@@ -79,13 +80,14 @@
 
     @Override
     public CharSequence[] getActions() {
-        return new CharSequence[] { mManager.getContext().getString(R.string.condition_turn_off) };
+        return new CharSequence[] {mManager.getContext().getString(R.string.condition_turn_off)};
     }
 
     @Override
     public void onPrimaryClick() {
-        mManager.getContext().startActivity(new Intent(mManager.getContext(),
-                Settings.NetworkDashboardActivity.class));
+        mManager.getContext().startActivity(
+                new Intent(Settings.ACTION_WIRELESS_SETTINGS)
+                        .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
     }
 
     @Override
diff --git a/src/com/android/settings/dashboard/conditional/BackgroundDataCondition.java b/src/com/android/settings/dashboard/conditional/BackgroundDataCondition.java
index 2bc71b2..cbac86f 100644
--- a/src/com/android/settings/dashboard/conditional/BackgroundDataCondition.java
+++ b/src/com/android/settings/dashboard/conditional/BackgroundDataCondition.java
@@ -56,7 +56,7 @@
     @Override
     public void onPrimaryClick() {
         mManager.getContext().startActivity(new Intent(mManager.getContext(),
-                Settings.DataUsageSummaryActivity.class));
+                Settings.DataUsageSummaryActivity.class).addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
     }
 
     @Override
diff --git a/src/com/android/settings/dashboard/conditional/CellularDataCondition.java b/src/com/android/settings/dashboard/conditional/CellularDataCondition.java
index 64d263f..112248c 100644
--- a/src/com/android/settings/dashboard/conditional/CellularDataCondition.java
+++ b/src/com/android/settings/dashboard/conditional/CellularDataCondition.java
@@ -80,7 +80,7 @@
     @Override
     public void onPrimaryClick() {
         mManager.getContext().startActivity(new Intent(mManager.getContext(),
-                Settings.DataUsageSummaryActivity.class));
+                Settings.DataUsageSummaryActivity.class).addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
     }
 
     @Override
diff --git a/src/com/android/settings/dashboard/conditional/WorkModeCondition.java b/src/com/android/settings/dashboard/conditional/WorkModeCondition.java
index b637137..5add32f 100644
--- a/src/com/android/settings/dashboard/conditional/WorkModeCondition.java
+++ b/src/com/android/settings/dashboard/conditional/WorkModeCondition.java
@@ -22,6 +22,7 @@
 import android.graphics.drawable.Icon;
 import android.os.UserHandle;
 import android.os.UserManager;
+
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
 import com.android.settings.Settings;
@@ -84,7 +85,8 @@
     @Override
     public void onPrimaryClick() {
         mManager.getContext().startActivity(new Intent(mManager.getContext(),
-                Settings.UserAndAccountDashboardActivity.class));
+                Settings.UserAndAccountDashboardActivity.class)
+                .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
     }
 
     @Override
diff --git a/src/com/android/settings/datausage/DataPlanUsageSummary.java b/src/com/android/settings/datausage/DataPlanUsageSummary.java
index a56bfa1..9489322 100644
--- a/src/com/android/settings/datausage/DataPlanUsageSummary.java
+++ b/src/com/android/settings/datausage/DataPlanUsageSummary.java
@@ -48,6 +48,11 @@
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * @deprecated This fragment was supposed to be new version of {@link DataUsageSummary} however
+ * unfinished and used nowhere. Keep it in case we may bring it back someday.
+ */
+@Deprecated
 public class DataPlanUsageSummary extends DataUsageBase {
 
     public static final String KEY_DATA_PLAN_USAGE = "data_plan_usage";
diff --git a/src/com/android/settings/datausage/DataUsageBase.java b/src/com/android/settings/datausage/DataUsageBase.java
index f08d534..b889a2f 100644
--- a/src/com/android/settings/datausage/DataUsageBase.java
+++ b/src/com/android/settings/datausage/DataUsageBase.java
@@ -36,6 +36,10 @@
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settingslib.NetworkPolicyEditor;
 
+/**
+ * @deprecated please use {@link DataUsageBaseFragment} instead.
+ */
+@Deprecated
 public abstract class DataUsageBase extends SettingsPreferenceFragment {
     private static final String TAG = "DataUsageBase";
     private static final String ETHERNET = "ethernet";
diff --git a/src/com/android/settings/datausage/DataUsageBaseFragment.java b/src/com/android/settings/datausage/DataUsageBaseFragment.java
new file mode 100644
index 0000000..344f2b8
--- /dev/null
+++ b/src/com/android/settings/datausage/DataUsageBaseFragment.java
@@ -0,0 +1,130 @@
+/*
+ * 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 com.android.settings.datausage;
+
+import static android.net.ConnectivityManager.TYPE_ETHERNET;
+
+import android.content.Context;
+import android.net.ConnectivityManager;
+import android.net.INetworkStatsService;
+import android.net.INetworkStatsSession;
+import android.net.NetworkPolicy;
+import android.net.NetworkPolicyManager;
+import android.net.NetworkTemplate;
+import android.net.TrafficStats;
+import android.os.Bundle;
+import android.os.INetworkManagementService;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.os.SystemProperties;
+import android.os.UserManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.util.Log;
+
+import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settingslib.NetworkPolicyEditor;
+
+public abstract class DataUsageBaseFragment extends DashboardFragment {
+    private static final String TAG = "DataUsageBase";
+    private static final String ETHERNET = "ethernet";
+
+    protected final TemplatePreference.NetworkServices services =
+            new TemplatePreference.NetworkServices();
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+        final Context context = getActivity();
+
+        services.mNetworkService = INetworkManagementService.Stub.asInterface(
+                ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE));
+        services.mStatsService = INetworkStatsService.Stub.asInterface(
+                ServiceManager.getService(Context.NETWORK_STATS_SERVICE));
+        services.mPolicyManager = NetworkPolicyManager.from(context);
+
+        services.mPolicyEditor = new NetworkPolicyEditor(services.mPolicyManager);
+
+        services.mTelephonyManager = TelephonyManager.from(context);
+        services.mSubscriptionManager = SubscriptionManager.from(context);
+        services.mUserManager = UserManager.get(context);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        services.mPolicyEditor.read();
+    }
+
+    protected boolean isAdmin() {
+        return services.mUserManager.isAdminUser();
+    }
+
+    protected boolean isMobileDataAvailable(int subId) {
+        return services.mSubscriptionManager.getActiveSubscriptionInfo(subId) != null;
+    }
+
+    protected boolean isNetworkPolicyModifiable(NetworkPolicy policy, int subId) {
+        return policy != null && isBandwidthControlEnabled() && services.mUserManager.isAdminUser()
+                && isDataEnabled(subId);
+    }
+
+    private boolean isDataEnabled(int subId) {
+        if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+            return true;
+        }
+        return services.mTelephonyManager.getDataEnabled(subId);
+    }
+
+    protected boolean isBandwidthControlEnabled() {
+        try {
+            return services.mNetworkService.isBandwidthControlEnabled();
+        } catch (RemoteException e) {
+            Log.w(TAG, "problem talking with INetworkManagementService: ", e);
+            return false;
+        }
+    }
+
+    /**
+     * Test if device has an ethernet network connection.
+     */
+    public boolean hasEthernet(Context context) {
+        if (DataUsageUtils.TEST_RADIOS) {
+            return SystemProperties.get(DataUsageUtils.TEST_RADIOS_PROP).contains(ETHERNET);
+        }
+
+        final ConnectivityManager conn = ConnectivityManager.from(context);
+        final boolean hasEthernet = conn.isNetworkSupported(TYPE_ETHERNET);
+
+        final long ethernetBytes;
+        try {
+            INetworkStatsSession statsSession = services.mStatsService.openSession();
+            if (statsSession != null) {
+                ethernetBytes = statsSession.getSummaryForNetwork(
+                        NetworkTemplate.buildTemplateEthernet(), Long.MIN_VALUE, Long.MAX_VALUE)
+                        .getTotalBytes();
+                TrafficStats.closeQuietly(statsSession);
+            } else {
+                ethernetBytes = 0;
+            }
+        } catch (RemoteException e) {
+            throw new RuntimeException(e);
+        }
+
+        // only show ethernet when both hardware present and traffic has occurred
+        return hasEthernet && ethernetBytes > 0;
+    }
+}
diff --git a/src/com/android/settings/datausage/DataUsageSummary.java b/src/com/android/settings/datausage/DataUsageSummary.java
index e626c3a..b63cee3 100644
--- a/src/com/android/settings/datausage/DataUsageSummary.java
+++ b/src/com/android/settings/datausage/DataUsageSummary.java
@@ -46,6 +46,7 @@
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Indexable;
 import com.android.settingslib.NetworkPolicyEditor;
+import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.net.DataUsageController;
 
 import java.util.ArrayList;
@@ -53,11 +54,11 @@
 
 /**
  * Settings preference fragment that displays data usage summary.
- *
- * This class in deprecated use {@link DataPlanUsageSummary}.
  */
-@Deprecated
-public class DataUsageSummary extends DataUsageBase implements Indexable, DataUsageEditController {
+public class DataUsageSummary extends DataUsageBaseFragment implements Indexable,
+        DataUsageEditController {
+
+    private static final String TAG = "DataUsageSummary";
 
     static final boolean LOGD = false;
 
@@ -100,7 +101,6 @@
         boolean hasMobileData = DataUsageUtils.hasMobileData(context);
         mDataUsageController = new DataUsageController(context);
         mDataInfoController = new DataUsageInfoController();
-        addPreferencesFromResource(R.xml.data_usage);
 
         int defaultSubId = DataUsageUtils.getDefaultSubscriptionId(context);
         if (defaultSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
@@ -177,6 +177,21 @@
         return super.onPreferenceTreeClick(preference);
     }
 
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.data_usage;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @Override
+    protected List<AbstractPreferenceController> getPreferenceControllers(Context context) {
+        return null;
+    }
+
     private void addMobileSection(int subId) {
         addMobileSection(subId, null);
     }
diff --git a/src/com/android/settings/location/LocationEnabler.java b/src/com/android/settings/location/LocationEnabler.java
index 28ee213..30ecf2e 100644
--- a/src/com/android/settings/location/LocationEnabler.java
+++ b/src/com/android/settings/location/LocationEnabler.java
@@ -123,7 +123,8 @@
             }
             return;
         }
-        updateLocationEnabled(mContext, enabled, UserHandle.myUserId());
+        updateLocationEnabled(mContext, enabled, UserHandle.myUserId(),
+                Settings.Secure.LOCATION_CHANGER_SYSTEM_SETTINGS);
         refreshLocationMode();
     }
 
@@ -142,7 +143,8 @@
             return;
         }
 
-        updateLocationMode(mContext, currentMode, mode, ActivityManager.getCurrentUser());
+        updateLocationMode(mContext, currentMode, mode, ActivityManager.getCurrentUser(),
+                Settings.Secure.LOCATION_CHANGER_SYSTEM_SETTINGS);
         refreshLocationMode();
     }
 
diff --git a/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java b/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
index ef34a9b..dbffc55 100644
--- a/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
+++ b/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
@@ -283,7 +283,7 @@
             // Not visible on launcher -> likely not a user visible app, skip if non-instant.
             final ApplicationsState.AppEntry appEntry =
                     mApplicationsState.getEntry(pkgName, mUserId);
-            if (!AppUtils.isInstant(appEntry.info)) {
+            if (appEntry == null || appEntry.info == null || !AppUtils.isInstant(appEntry.info)) {
                 Log.d(TAG, "Not a user visible or instant app, skipping " + pkgName);
                 return false;
             }
diff --git a/tests/robotests/src/com/android/settings/applications/RecentAppsPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/applications/RecentAppsPreferenceControllerTest.java
index bd57211..ed97fe7 100644
--- a/tests/robotests/src/com/android/settings/applications/RecentAppsPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/applications/RecentAppsPreferenceControllerTest.java
@@ -248,6 +248,33 @@
     }
 
     @Test
+    public void display_showRecentsWithNullAppEntryOrInfo() {
+        final List<UsageStats> stats = new ArrayList<>();
+        final UsageStats stat1 = new UsageStats();
+        final UsageStats stat2 = new UsageStats();
+        stat1.mLastTimeUsed = System.currentTimeMillis();
+        stat1.mPackageName = "pkg.class";
+        stats.add(stat1);
+
+        stat2.mLastTimeUsed = System.currentTimeMillis();
+        stat2.mPackageName = "pkg.class2";
+        stats.add(stat2);
+
+        // app1 has AppEntry with null info, app2 has null AppEntry.
+        mAppEntry.info = null;
+        when(mAppState.getEntry(stat1.mPackageName, UserHandle.myUserId()))
+                .thenReturn(mAppEntry);
+        when(mAppState.getEntry(stat2.mPackageName, UserHandle.myUserId()))
+                .thenReturn(null);
+
+        when(mUsageStatsManager.queryUsageStats(anyInt(), anyLong(), anyLong()))
+                .thenReturn(stats);
+
+        // We should not crash here.
+        mController.displayPreference(mScreen);
+    }
+
+    @Test
     public void display_hasRecentButNoneDisplayable_showAppInfo() {
         final List<UsageStats> stats = new ArrayList<>();
         final UsageStats stat1 = new UsageStats();
diff --git a/tests/robotests/src/com/android/settings/location/LocationEnablerTest.java b/tests/robotests/src/com/android/settings/location/LocationEnablerTest.java
index 8cc92cd..1bae729 100644
--- a/tests/robotests/src/com/android/settings/location/LocationEnablerTest.java
+++ b/tests/robotests/src/com/android/settings/location/LocationEnablerTest.java
@@ -179,7 +179,7 @@
     }
 
     @Test
-    public void setLocationMode_notRestricted_shouldBroadcastUpdate() {
+    public void setLocationMode_notRestricted_shouldBroadcastUpdateAndSetChanger() {
         when(mUserManager.hasUserRestriction(anyString())).thenReturn(false);
         Settings.Secure.putInt(mContext.getContentResolver(),
                 Settings.Secure.LOCATION_MODE, Settings.Secure.LOCATION_MODE_BATTERY_SAVING);
@@ -189,6 +189,9 @@
                 argThat(actionMatches(LocationManager.MODE_CHANGING_ACTION)),
                 eq(UserHandle.of(ActivityManager.getCurrentUser())),
                 eq(WRITE_SECURE_SETTINGS));
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.LOCATION_CHANGER, Settings.Secure.LOCATION_CHANGER_UNKNOWN))
+                .isEqualTo(Settings.Secure.LOCATION_CHANGER_SYSTEM_SETTINGS);
     }
 
     @Test
@@ -202,7 +205,7 @@
     }
 
     @Test
-    public void setLocationEnabled_notRestricted_shouldBroadcastUpdate() {
+    public void setLocationEnabled_notRestricted_shouldBroadcastUpdateAndSetChanger() {
         when(mUserManager.hasUserRestriction(anyString())).thenReturn(false);
         Settings.Secure.putInt(mContext.getContentResolver(),
             Settings.Secure.LOCATION_MODE, Settings.Secure.LOCATION_MODE_OFF);
@@ -212,6 +215,9 @@
             argThat(actionMatches(LocationManager.MODE_CHANGING_ACTION)),
             eq(UserHandle.of(ActivityManager.getCurrentUser())),
             eq(WRITE_SECURE_SETTINGS));
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.LOCATION_CHANGER, Settings.Secure.LOCATION_CHANGER_UNKNOWN))
+                .isEqualTo(Settings.Secure.LOCATION_CHANGER_SYSTEM_SETTINGS);
     }
 
     @Test
diff --git a/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java b/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java
index 8fe2358..3daecce 100644
--- a/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java
+++ b/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java
@@ -74,7 +74,24 @@
             "toggle_bluetooth",
             "toggle_nfc",
             "android_beam_settings",
-            "sms_mirroring"
+            "sms_mirroring",
+            // Dup keys from About Phone v2 experiment.
+            "ims_reg_state",
+            "bt_address",
+            "device_model",
+            "firmware_version",
+            "regulatory_info",
+            "manual",
+            "legal_container",
+            "device_feedback",
+            "fcc_equipment_id",
+            "sim_status",
+            "build_number",
+            "phone_number",
+            "imei_info",
+            "wifi_ip_address",
+            "wifi_mac_address",
+            "safety_info"
     );
 
     private Context mContext;