Merge "Workaround to ensure we cancel the recents animation prior to starting home" into pi-dev
diff --git a/Android.mk b/Android.mk
index d7d9c90..88394d6 100644
--- a/Android.mk
+++ b/Android.mk
@@ -196,7 +196,7 @@
     -since $(SRC_API_DIR)/25.txt 25 \
     -since $(SRC_API_DIR)/26.txt 26 \
     -since $(SRC_API_DIR)/27.txt 27 \
-    -since ./frameworks/base/api/current.txt P \
+    -since $(SRC_API_DIR)/28.txt 28 \
     -werror -lerror -hide 111 -hide 113 -hide 125 -hide 126 -hide 127 -hide 128 \
     -overview $(LOCAL_PATH)/core/java/overview.html \
 
diff --git a/config/hiddenapi-light-greylist.txt b/config/hiddenapi-light-greylist.txt
index 11b5d9c..2dcd03a 100644
--- a/config/hiddenapi-light-greylist.txt
+++ b/config/hiddenapi-light-greylist.txt
@@ -2282,6 +2282,7 @@
 Landroid/view/Choreographer;->scheduleVsyncLocked()V
 Landroid/view/Choreographer;->USE_VSYNC:Z
 Landroid/view/ContextThemeWrapper;->getThemeResId()I
+Landroid/view/ContextThemeWrapper;->mInflater:Landroid/view/LayoutInflater;
 Landroid/view/ContextThemeWrapper;->mResources:Landroid/content/res/Resources;
 Landroid/view/ContextThemeWrapper;->mTheme:Landroid/content/res/Resources$Theme;
 Landroid/view/ContextThemeWrapper;->mThemeResource:I
@@ -3580,6 +3581,7 @@
 Ljava/util/PriorityQueue;->size:I
 Ljava/util/Random;->seedUniquifier()J
 Ljava/util/regex/Matcher;->appendPos:I
+Ljava/util/UUID;->leastSigBits:J
 Ljava/util/UUID;->mostSigBits:J
 Ljava/util/Vector;->elementData(I)Ljava/lang/Object;
 Ljava/util/zip/Deflater;->buf:[B
diff --git a/core/java/android/app/INotificationManager.aidl b/core/java/android/app/INotificationManager.aidl
index 0f2a11a..cd12710 100644
--- a/core/java/android/app/INotificationManager.aidl
+++ b/core/java/android/app/INotificationManager.aidl
@@ -87,6 +87,7 @@
     boolean onlyHasDefaultChannel(String pkg, int uid);
     ParceledListSlice getRecentNotifyingAppsForUser(int userId);
     int getBlockedAppCount(int userId);
+    boolean areChannelsBypassingDnd();
 
     // TODO: Remove this when callers have been migrated to the equivalent
     // INotificationListener method.
diff --git a/core/java/android/app/Notification.java b/core/java/android/app/Notification.java
index 22da924..4f88a03 100644
--- a/core/java/android/app/Notification.java
+++ b/core/java/android/app/Notification.java
@@ -91,6 +91,7 @@
 import java.util.List;
 import java.util.Objects;
 import java.util.Set;
+import java.util.function.Consumer;
 
 /**
  * A class that represents how a persistent notification is to be presented to
@@ -2306,6 +2307,45 @@
     }
 
     /**
+     * Note all {@link Uri} that are referenced internally, with the expectation
+     * that Uri permission grants will need to be issued to ensure the recipient
+     * of this object is able to render its contents.
+     *
+     * @hide
+     */
+    public void visitUris(@NonNull Consumer<Uri> visitor) {
+        visitor.accept(sound);
+
+        if (tickerView != null) tickerView.visitUris(visitor);
+        if (contentView != null) contentView.visitUris(visitor);
+        if (bigContentView != null) bigContentView.visitUris(visitor);
+        if (headsUpContentView != null) headsUpContentView.visitUris(visitor);
+
+        if (extras != null) {
+            visitor.accept(extras.getParcelable(EXTRA_AUDIO_CONTENTS_URI));
+            visitor.accept(extras.getParcelable(EXTRA_BACKGROUND_IMAGE_URI));
+        }
+
+        if (MessagingStyle.class.equals(getNotificationStyle()) && extras != null) {
+            final Parcelable[] messages = extras.getParcelableArray(EXTRA_MESSAGES);
+            if (!ArrayUtils.isEmpty(messages)) {
+                for (MessagingStyle.Message message : MessagingStyle.Message
+                        .getMessagesFromBundleArray(messages)) {
+                    visitor.accept(message.getDataUri());
+                }
+            }
+
+            final Parcelable[] historic = extras.getParcelableArray(EXTRA_HISTORIC_MESSAGES);
+            if (!ArrayUtils.isEmpty(historic)) {
+                for (MessagingStyle.Message message : MessagingStyle.Message
+                        .getMessagesFromBundleArray(historic)) {
+                    visitor.accept(message.getDataUri());
+                }
+            }
+        }
+    }
+
+    /**
      * Removes heavyweight parts of the Notification object for archival or for sending to
      * listeners when the full contents are not necessary.
      * @hide
diff --git a/core/java/android/app/NotificationManager.java b/core/java/android/app/NotificationManager.java
index 757fc64..93be932 100644
--- a/core/java/android/app/NotificationManager.java
+++ b/core/java/android/app/NotificationManager.java
@@ -1167,6 +1167,23 @@
         public final int suppressedVisualEffects;
 
         /**
+         * @hide
+         */
+        public static final int STATE_CHANNELS_BYPASSING_DND = 1 << 0;
+
+        /**
+         * @hide
+         */
+        public static final int STATE_UNSET = -1;
+
+        /**
+         * Notification state information that is necessary to determine Do Not Disturb behavior.
+         * Bitmask of STATE_* constants.
+         * @hide
+         */
+        public final int state;
+
+        /**
          * Constructs a policy for Do Not Disturb priority mode behavior.
          *
          * <p>
@@ -1181,7 +1198,7 @@
          */
         public Policy(int priorityCategories, int priorityCallSenders, int priorityMessageSenders) {
             this(priorityCategories, priorityCallSenders, priorityMessageSenders,
-                    SUPPRESSED_EFFECTS_UNSET);
+                    SUPPRESSED_EFFECTS_UNSET, STATE_UNSET);
         }
 
         /**
@@ -1219,11 +1236,23 @@
             this.priorityCallSenders = priorityCallSenders;
             this.priorityMessageSenders = priorityMessageSenders;
             this.suppressedVisualEffects = suppressedVisualEffects;
+            this.state = STATE_UNSET;
+        }
+
+        /** @hide */
+        public Policy(int priorityCategories, int priorityCallSenders, int priorityMessageSenders,
+                int suppressedVisualEffects, int state) {
+            this.priorityCategories = priorityCategories;
+            this.priorityCallSenders = priorityCallSenders;
+            this.priorityMessageSenders = priorityMessageSenders;
+            this.suppressedVisualEffects = suppressedVisualEffects;
+            this.state = state;
         }
 
         /** @hide */
         public Policy(Parcel source) {
-            this(source.readInt(), source.readInt(), source.readInt(), source.readInt());
+            this(source.readInt(), source.readInt(), source.readInt(), source.readInt(),
+                    source.readInt());
         }
 
         @Override
@@ -1232,6 +1261,7 @@
             dest.writeInt(priorityCallSenders);
             dest.writeInt(priorityMessageSenders);
             dest.writeInt(suppressedVisualEffects);
+            dest.writeInt(state);
         }
 
         @Override
@@ -1264,6 +1294,8 @@
                     + ",priorityMessageSenders=" + prioritySendersToString(priorityMessageSenders)
                     + ",suppressedVisualEffects="
                     + suppressedEffectsToString(suppressedVisualEffects)
+                    + ",areChannelsBypassingDnd=" + (((state & STATE_CHANNELS_BYPASSING_DND) != 0)
+                        ? "true" : "false")
                     + "]";
         }
 
diff --git a/core/java/android/bluetooth/BluetoothAdapter.java b/core/java/android/bluetooth/BluetoothAdapter.java
index ee667c2..1b6b5a0 100644
--- a/core/java/android/bluetooth/BluetoothAdapter.java
+++ b/core/java/android/bluetooth/BluetoothAdapter.java
@@ -80,8 +80,7 @@
  * {@link #getBondedDevices()}; start device discovery with
  * {@link #startDiscovery()}; or create a {@link BluetoothServerSocket} to
  * listen for incoming RFComm connection requests with {@link
- * #listenUsingRfcommWithServiceRecord(String, UUID)}; listen for incoming L2CAP Connection-oriented
- * Channels (CoC) connection requests with listenUsingL2capCoc(int)}; or start a scan for
+ * #listenUsingRfcommWithServiceRecord(String, UUID)}; or start a scan for
  * Bluetooth LE devices with {@link #startLeScan(LeScanCallback callback)}.
  * </p>
  * <p>This class is thread safe.</p>
diff --git a/core/java/android/bluetooth/BluetoothGattServer.java b/core/java/android/bluetooth/BluetoothGattServer.java
index 4ed2500..ef1b0bd 100644
--- a/core/java/android/bluetooth/BluetoothGattServer.java
+++ b/core/java/android/bluetooth/BluetoothGattServer.java
@@ -701,10 +701,14 @@
      * <p>If the local device has already exposed services when this function
      * is called, a service update notification will be sent to all clients.
      *
+     * <p>The {@link BluetoothGattServerCallback#onServiceAdded} callback will indicate
+     * whether this service has been added successfully. Do not add another service
+     * before this callback.
+     *
      * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission.
      *
      * @param service Service to be added to the list of services provided by this device.
-     * @return true, if the service has been added successfully
+     * @return true, if the request to add service has been initiated
      */
     public boolean addService(BluetoothGattService service) {
         if (DBG) Log.d(TAG, "addService() - service: " + service.getUuid());
diff --git a/core/java/android/content/ComponentName.java b/core/java/android/content/ComponentName.java
index ead6c25..fc58533 100644
--- a/core/java/android/content/ComponentName.java
+++ b/core/java/android/content/ComponentName.java
@@ -396,4 +396,14 @@
         mPackage = pkg;
         mClass = in.readString();
     }
+
+    /**
+     * Interface for classes associated with a component name.
+     * @hide
+     */
+    @FunctionalInterface
+    public interface WithComponentName {
+        /** Return the associated component name. */
+        ComponentName getComponentName();
+    }
 }
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index f608fcb..206ed71 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -2289,9 +2289,8 @@
     /**
      * Activity Action: Started to show more details about why an application was suspended.
      *
-     * <p>Whenever the system detects an activity launch for a suspended app, it shows a dialog to
-     * the user to inform them of the state and present them an affordance to start this activity
-     * action to show more details about the reason for suspension.
+     * <p>Whenever the system detects an activity launch for a suspended app, this action can
+     * be used to show more details about the reason for suspension.
      *
      * <p>Apps holding {@link android.Manifest.permission#SUSPEND_APPS} must declare an activity
      * handling this intent and protect it with
diff --git a/core/java/android/content/SyncStatusInfo.java b/core/java/android/content/SyncStatusInfo.java
index ded11cfd..2d521e9 100644
--- a/core/java/android/content/SyncStatusInfo.java
+++ b/core/java/android/content/SyncStatusInfo.java
@@ -28,10 +28,15 @@
 public class SyncStatusInfo implements Parcelable {
     private static final String TAG = "Sync";
 
-    static final int VERSION = 5;
+    static final int VERSION = 6;
 
     private static final int MAX_EVENT_COUNT = 10;
 
+    /**
+     * Number of sync sources. KEEP THIS AND SyncStorageEngine.SOURCES IN SYNC.
+     */
+    private static final int SOURCE_COUNT = 6;
+
     public final int authorityId;
 
     /**
@@ -120,7 +125,10 @@
     public long initialFailureTime;
     public boolean pending;
     public boolean initialize;
-    
+
+    public final long[] perSourceLastSuccessTimes = new long[SOURCE_COUNT];
+    public final long[] perSourceLastFailureTimes = new long[SOURCE_COUNT];
+
   // Warning: It is up to the external caller to ensure there are
   // no race conditions when accessing this list
   private ArrayList<Long> periodicSyncTimes;
@@ -191,6 +199,10 @@
 
         todayStats.writeToParcel(parcel);
         yesterdayStats.writeToParcel(parcel);
+
+        // Version 6.
+        parcel.writeLongArray(perSourceLastSuccessTimes);
+        parcel.writeLongArray(perSourceLastFailureTimes);
     }
 
     public SyncStatusInfo(Parcel parcel) {
@@ -260,6 +272,10 @@
             todayStats.readFromParcel(parcel);
             yesterdayStats.readFromParcel(parcel);
         }
+        if (version >= 6) {
+            parcel.readLongArray(perSourceLastSuccessTimes);
+            parcel.readLongArray(perSourceLastFailureTimes);
+        }
     }
 
     public SyncStatusInfo(SyncStatusInfo other) {
@@ -284,6 +300,13 @@
         }
         mLastEventTimes.addAll(other.mLastEventTimes);
         mLastEvents.addAll(other.mLastEvents);
+
+        copy(perSourceLastSuccessTimes, other.perSourceLastSuccessTimes);
+        copy(perSourceLastFailureTimes, other.perSourceLastFailureTimes);
+    }
+
+    private static void copy(long[] to, long[] from) {
+        System.arraycopy(from, 0, to, 0, to.length);
     }
 
     public void setPeriodicSyncTime(int index, long when) {
@@ -332,6 +355,34 @@
         return mLastEvents.get(i);
     }
 
+    /** Call this when a sync has succeeded. */
+    public void setLastSuccess(int source, long lastSyncTime) {
+        lastSuccessTime = lastSyncTime;
+        lastSuccessSource = source;
+        lastFailureTime = 0;
+        lastFailureSource = -1;
+        lastFailureMesg = null;
+        initialFailureTime = 0;
+
+        if (0 <= source && source < perSourceLastSuccessTimes.length) {
+            perSourceLastSuccessTimes[source] = lastSyncTime;
+        }
+    }
+
+    /** Call this when a sync has failed. */
+    public void setLastFailure(int source, long lastSyncTime, String failureMessage) {
+        lastFailureTime = lastSyncTime;
+        lastFailureSource = source;
+        lastFailureMesg = failureMessage;
+        if (initialFailureTime == 0) {
+            initialFailureTime = lastSyncTime;
+        }
+
+        if (0 <= source && source < perSourceLastFailureTimes.length) {
+            perSourceLastFailureTimes[source] = lastSyncTime;
+        }
+    }
+
     public static final Creator<SyncStatusInfo> CREATOR = new Creator<SyncStatusInfo>() {
         public SyncStatusInfo createFromParcel(Parcel in) {
             return new SyncStatusInfo(in);
@@ -356,7 +407,7 @@
     }
 
     /**
-     * If the last reset was not not today, move today's stats to yesterday's and clear today's.
+     * If the last reset was not today, move today's stats to yesterday's and clear today's.
      */
     public void maybeResetTodayStats(boolean clockValid, boolean force) {
         final long now = System.currentTimeMillis();
@@ -391,4 +442,4 @@
         return c1.get(Calendar.YEAR) == c2.get(Calendar.YEAR)
                 && c1.get(Calendar.DAY_OF_YEAR) == c2.get(Calendar.DAY_OF_YEAR);
     }
-}
\ No newline at end of file
+}
diff --git a/core/java/android/content/pm/LauncherApps.java b/core/java/android/content/pm/LauncherApps.java
index 8223363..8717601 100644
--- a/core/java/android/content/pm/LauncherApps.java
+++ b/core/java/android/content/pm/LauncherApps.java
@@ -229,7 +229,7 @@
          * <p>A suspending app with the permission {@code android.permission.SUSPEND_APPS} can
          * optionally provide a {@link Bundle} of extra information that it deems helpful for the
          * launcher to handle the suspended state of these packages. The contents of this
-         * {@link Bundle} supposed to be a contract between the suspending app and the launcher.
+         * {@link Bundle} are supposed to be a contract between the suspending app and the launcher.
          *
          * @param packageNames The names of the packages that have just been suspended.
          * @param user the user for which the given packages were suspended.
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index db93e17..1d497c2 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -68,6 +68,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.List;
+import java.util.Locale;
 
 /**
  * Class for retrieving various kinds of information related to the application
@@ -5527,15 +5528,23 @@
      *
      * <p>It doesn't remove the data or the actual package file. The application's notifications
      * will be hidden, any of its started activities will be stopped and it will not be able to
-     * show toasts or dialogs or ring the device. When the user tries to launch a suspended app, a
-     * system dialog with the given {@code dialogMessage} will be shown instead.</p>
+     * show toasts or system alert windows or ring the device.
+     *
+     * <p>When the user tries to launch a suspended app, a system dialog with the given
+     * {@code dialogMessage} will be shown instead. Since the message is supplied to the system as
+     * a {@link String}, the caller needs to take care of localization as needed.
+     * The dialog message can optionally contain a placeholder for the name of the suspended app.
+     * The system uses {@link String#format(Locale, String, Object...) String.format} to insert the
+     * app name into the message, so an example format string could be {@code "The app %1$s is
+     * currently suspended"}. This makes it easier for callers to provide a single message which
+     * works for all the packages being suspended in a single call.
      *
      * <p>The package must already be installed. If the package is uninstalled while suspended
      * the package will no longer be suspended. </p>
      *
      * <p>Optionally, the suspending app can provide extra information in the form of
      * {@link PersistableBundle} objects to be shared with the apps being suspended and the
-     * launcher to support customization that they might need to handle the suspended state. </p>
+     * launcher to support customization that they might need to handle the suspended state.
      *
      * <p>The caller must hold {@link Manifest.permission#SUSPEND_APPS} or
      * {@link Manifest.permission#MANAGE_USERS} to use this api.</p>
@@ -5552,8 +5561,8 @@
      * @param dialogMessage The message to be displayed to the user, when they try to launch a
      *                      suspended app.
      *
-     * @return an array of package names for which the suspended status is not set as requested in
-     * this method.
+     * @return an array of package names for which the suspended status could not be set as
+     * requested in this method.
      *
      * @hide
      */
diff --git a/core/java/android/os/BatteryStats.java b/core/java/android/os/BatteryStats.java
index 1d232bf..0b4b921 100644
--- a/core/java/android/os/BatteryStats.java
+++ b/core/java/android/os/BatteryStats.java
@@ -4447,8 +4447,7 @@
             pw.println(sb.toString());
         }
 
-        final long dischargeScreenOnCount =
-                dischargeCount - dischargeScreenOffCount - dischargeScreenDozeCount;
+        final long dischargeScreenOnCount = dischargeCount - dischargeScreenOffCount;
         if (dischargeScreenOnCount >= 0) {
             sb.setLength(0);
             sb.append(prefix);
diff --git a/core/java/android/os/ISchedulingPolicyService.aidl b/core/java/android/os/ISchedulingPolicyService.aidl
index efcf59a..78d299a 100644
--- a/core/java/android/os/ISchedulingPolicyService.aidl
+++ b/core/java/android/os/ISchedulingPolicyService.aidl
@@ -31,4 +31,13 @@
      */
     int requestPriority(int pid, int tid, int prio, boolean isForApp);
 
+    /**
+     * Move media.codec process between SP_FOREGROUND and SP_TOP_APP.
+     * When 'enable' is 'true', server will attempt to move media.codec process
+     * from SP_FOREGROUND into SP_TOP_APP cpuset. A valid 'client' must be
+     * provided for the server to receive death notifications. When 'enable'
+     * is 'false', server will attempt to move media.codec process back to
+     * the original cpuset, and 'client' is ignored in this case.
+     */
+    int requestCpusetBoost(boolean enable, IBinder client);
 }
diff --git a/core/java/android/os/ZygoteProcess.java b/core/java/android/os/ZygoteProcess.java
index 673da50..6994033 100644
--- a/core/java/android/os/ZygoteProcess.java
+++ b/core/java/android/os/ZygoteProcess.java
@@ -475,11 +475,14 @@
      * @param exemptions List of hidden API exemption prefixes. Any matching members are treated as
      *        whitelisted/public APIs (i.e. allowed, no logging of usage).
      */
-    public void setApiBlacklistExemptions(List<String> exemptions) {
+    public boolean setApiBlacklistExemptions(List<String> exemptions) {
         synchronized (mLock) {
             mApiBlacklistExemptions = exemptions;
-            maybeSetApiBlacklistExemptions(primaryZygoteState, true);
-            maybeSetApiBlacklistExemptions(secondaryZygoteState, true);
+            boolean ok = maybeSetApiBlacklistExemptions(primaryZygoteState, true);
+            if (ok) {
+                ok = maybeSetApiBlacklistExemptions(secondaryZygoteState, true);
+            }
+            return ok;
         }
     }
 
@@ -499,12 +502,13 @@
     }
 
     @GuardedBy("mLock")
-    private void maybeSetApiBlacklistExemptions(ZygoteState state, boolean sendIfEmpty) {
+    private boolean maybeSetApiBlacklistExemptions(ZygoteState state, boolean sendIfEmpty) {
         if (state == null || state.isClosed()) {
-            return;
+            Slog.e(LOG_TAG, "Can't set API blacklist exemptions: no zygote connection");
+            return false;
         }
         if (!sendIfEmpty && mApiBlacklistExemptions.isEmpty()) {
-            return;
+            return true;
         }
         try {
             state.writer.write(Integer.toString(mApiBlacklistExemptions.size() + 1));
@@ -520,8 +524,11 @@
             if (status != 0) {
                 Slog.e(LOG_TAG, "Failed to set API blacklist exemptions; status " + status);
             }
+            return true;
         } catch (IOException ioe) {
             Slog.e(LOG_TAG, "Failed to set API blacklist exemptions", ioe);
+            mApiBlacklistExemptions = Collections.emptyList();
+            return false;
         }
     }
 
diff --git a/core/java/android/service/autofill/AutofillService.java b/core/java/android/service/autofill/AutofillService.java
index 60537a4..6c18b45 100644
--- a/core/java/android/service/autofill/AutofillService.java
+++ b/core/java/android/service/autofill/AutofillService.java
@@ -496,9 +496,9 @@
  *
  * <p>Apps that use standard Android widgets support autofill out-of-the-box and need to do
  * very little to improve their user experience (annotating autofillable views and providing
- * autofill hints). However, some apps do their own rendering and the rendered content may
- * contain semantic structure that needs to be surfaced to the autofill framework. The platform
- * exposes APIs to achieve this, however it could take some time until these apps implement
+ * autofill hints). However, some apps (typically browsers) do their own rendering and the rendered
+ * content may contain semantic structure that needs to be surfaced to the autofill framework. The
+ * platform exposes APIs to achieve this, however it could take some time until these apps implement
  * autofill support.
  *
  * <p>To enable autofill for such apps the platform provides a compatibility mode in which the
@@ -521,15 +521,33 @@
  *     &lt;meta-data android:name="android.autofill" android:resource="@xml/autofillservice" /&gt;
  * &lt;/service&gt;</pre>
  *
- * <P>In the XML file you can specify one or more packages for which to enable compatibility
+ * <p>In the XML file you can specify one or more packages for which to enable compatibility
  * mode. Below is a sample meta-data declaration:
  *
  * <pre> &lt;autofill-service xmlns:android="http://schemas.android.com/apk/res/android"&gt;
  *     &lt;compatibility-package android:name="foo.bar.baz" android:maxLongVersionCode="1000000000"/&gt;
  * &lt;/autofill-service&gt;</pre>
  *
- * <p>When using compatibility mode, the {@link SaveInfo.Builder#setFlags(int) SaveInfo flags}
- * automatically include {@link SaveInfo#FLAG_SAVE_ON_ALL_VIEWS_INVISIBLE}.
+ * <p>Notice that compatibility mode has limitations such as:
+ * <ul>
+ * <li>No manual autofill requests. Hence, the {@link FillRequest}
+ * {@link FillRequest#getFlags() flags} never have the {@link FillRequest#FLAG_MANUAL_REQUEST} flag.
+ * <li>The value of password fields are most likely masked&mdash;for example, {@code ****} instead
+ * of {@code 1234}. Hence, you must be careful when using these values to avoid updating the user
+ * data with invalid input. For example, when you parse the {@link FillRequest} and detect a
+ * password field, you could check if its
+ * {@link android.app.assist.AssistStructure.ViewNode#getInputType()
+ * input type} has password flags and if so, don't add it to the {@link SaveInfo} object.
+ * <li>The autofill context is not always {@link AutofillManager#commit() committed} when an HTML
+ * form is submitted. Hence, you must use other mechanisms to trigger save, such as setting the
+ * {@link SaveInfo#FLAG_SAVE_ON_ALL_VIEWS_INVISIBLE} flag on {@link SaveInfo.Builder#setFlags(int)}
+ * or using {@link SaveInfo.Builder#setTriggerId(AutofillId)}.
+ * <li>Browsers often provide their own autofill management system. When both the browser and
+ * the platform render an autofill dialog at the same time, the result can be confusing to the user.
+ * Such browsers typically offer an option for users to disable autofill, so your service should
+ * also allow users to disable compatiblity mode for specific apps. That way, it is up to the user
+ * to decide which autofill mechanism&mdash;the browser's or the platform's&mdash;should be used.
+ * </ul>
  */
 public abstract class AutofillService extends Service {
     private static final String TAG = "AutofillService";
diff --git a/core/java/android/service/notification/ZenModeConfig.java b/core/java/android/service/notification/ZenModeConfig.java
index e3f4ad1..309fa4a 100644
--- a/core/java/android/service/notification/ZenModeConfig.java
+++ b/core/java/android/service/notification/ZenModeConfig.java
@@ -95,6 +95,7 @@
     private static final boolean DEFAULT_ALLOW_REPEAT_CALLERS = false;
     private static final boolean DEFAULT_ALLOW_SCREEN_OFF = false;
     private static final boolean DEFAULT_ALLOW_SCREEN_ON = false;
+    private static final boolean DEFAULT_CHANNELS_BYPASSING_DND = false;
     private static final int DEFAULT_SUPPRESSED_VISUAL_EFFECTS =
             Policy.getAllSuppressedVisualEffects();
 
@@ -118,6 +119,8 @@
     private static final String ALLOW_ATT_SCREEN_ON = "visualScreenOn";
     private static final String DISALLOW_TAG = "disallow";
     private static final String DISALLOW_ATT_VISUAL_EFFECTS = "visualEffects";
+    private static final String STATE_TAG = "state";
+    private static final String STATE_ATT_CHANNELS_BYPASSING_DND = "areChannelsBypassingDnd";
 
     private static final String CONDITION_ATT_ID = "id";
     private static final String CONDITION_ATT_SUMMARY = "summary";
@@ -154,6 +157,7 @@
     public int suppressedVisualEffects = DEFAULT_SUPPRESSED_VISUAL_EFFECTS;
     public boolean allowWhenScreenOff = DEFAULT_ALLOW_SCREEN_OFF;
     public boolean allowWhenScreenOn = DEFAULT_ALLOW_SCREEN_ON;
+    public boolean areChannelsBypassingDnd = DEFAULT_CHANNELS_BYPASSING_DND;
     public int version;
 
     public ZenRule manualRule;
@@ -187,6 +191,7 @@
         allowMedia = source.readInt() == 1;
         allowSystem = source.readInt() == 1;
         suppressedVisualEffects = source.readInt();
+        areChannelsBypassingDnd = source.readInt() == 1;
     }
 
     @Override
@@ -220,6 +225,7 @@
         dest.writeInt(allowMedia ? 1 : 0);
         dest.writeInt(allowSystem ? 1 : 0);
         dest.writeInt(suppressedVisualEffects);
+        dest.writeInt(areChannelsBypassingDnd ? 1 : 0);
     }
 
     @Override
@@ -239,6 +245,7 @@
                 .append(",allowWhenScreenOff=").append(allowWhenScreenOff)
                 .append(",allowWhenScreenOn=").append(allowWhenScreenOn)
                 .append(",suppressedVisualEffects=").append(suppressedVisualEffects)
+                .append(",areChannelsBypassingDnd=").append(areChannelsBypassingDnd)
                 .append(",automaticRules=").append(automaticRules)
                 .append(",manualRule=").append(manualRule)
                 .append(']').toString();
@@ -303,6 +310,11 @@
             ZenRule.appendDiff(d, "automaticRule[" + rule + "]", fromRule, toRule);
         }
         ZenRule.appendDiff(d, "manualRule", manualRule, to.manualRule);
+
+        if (areChannelsBypassingDnd != to.areChannelsBypassingDnd) {
+            d.addLine("areChannelsBypassingDnd", areChannelsBypassingDnd,
+                    to.areChannelsBypassingDnd);
+        }
         return d;
     }
 
@@ -397,7 +409,8 @@
                 && other.user == user
                 && Objects.equals(other.automaticRules, automaticRules)
                 && Objects.equals(other.manualRule, manualRule)
-                && other.suppressedVisualEffects == suppressedVisualEffects;
+                && other.suppressedVisualEffects == suppressedVisualEffects
+                && other.areChannelsBypassingDnd == areChannelsBypassingDnd;
     }
 
     @Override
@@ -406,7 +419,7 @@
                 allowRepeatCallers, allowMessages,
                 allowCallsFrom, allowMessagesFrom, allowReminders, allowEvents,
                 allowWhenScreenOff, allowWhenScreenOn, user, automaticRules, manualRule,
-                suppressedVisualEffects);
+                suppressedVisualEffects, areChannelsBypassingDnd);
     }
 
     private static String toDayList(int[] days) {
@@ -511,6 +524,9 @@
                         automaticRule.id = id;
                         rt.automaticRules.put(id, automaticRule);
                     }
+                } else if (STATE_TAG.equals(tag)) {
+                    rt.areChannelsBypassingDnd = safeBoolean(parser,
+                            STATE_ATT_CHANNELS_BYPASSING_DND, DEFAULT_CHANNELS_BYPASSING_DND);
                 }
             }
         }
@@ -561,6 +577,12 @@
             writeRuleXml(automaticRule, out);
             out.endTag(null, AUTOMATIC_TAG);
         }
+
+        out.startTag(null, STATE_TAG);
+        out.attribute(null, STATE_ATT_CHANNELS_BYPASSING_DND,
+                Boolean.toString(areChannelsBypassingDnd));
+        out.endTag(null, STATE_TAG);
+
         out.endTag(null, ZEN_TAG);
     }
 
@@ -743,7 +765,8 @@
         priorityCallSenders = sourceToPrioritySenders(allowCallsFrom, priorityCallSenders);
         priorityMessageSenders = sourceToPrioritySenders(allowMessagesFrom, priorityMessageSenders);
         return new Policy(priorityCategories, priorityCallSenders, priorityMessageSenders,
-                suppressedVisualEffects);
+                suppressedVisualEffects, areChannelsBypassingDnd
+                ? Policy.STATE_CHANNELS_BYPASSING_DND : 0);
     }
 
     /**
@@ -795,6 +818,9 @@
         if (policy.suppressedVisualEffects != Policy.SUPPRESSED_EFFECTS_UNSET) {
             suppressedVisualEffects = policy.suppressedVisualEffects;
         }
+        if (policy.state != Policy.STATE_UNSET) {
+            areChannelsBypassingDnd = (policy.state & Policy.STATE_CHANNELS_BYPASSING_DND) != 0;
+        }
     }
 
     public static Condition toTimeCondition(Context context, int minutesFromNow, int userHandle) {
@@ -1465,15 +1491,15 @@
                 & NotificationManager.Policy.PRIORITY_CATEGORY_EVENTS) != 0;
         boolean allowRepeatCallers = (policy.priorityCategories
                 & NotificationManager.Policy.PRIORITY_CATEGORY_REPEAT_CALLERS) != 0;
+        boolean areChannelsBypassingDnd = (policy.state & Policy.STATE_CHANNELS_BYPASSING_DND) != 0;
         return !allowReminders && !allowCalls && !allowMessages && !allowEvents
-                && !allowRepeatCallers;
+                && !allowRepeatCallers && !areChannelsBypassingDnd;
     }
 
     /**
      * Determines if DND is currently overriding the ringer
      */
     public static boolean isZenOverridingRinger(int zen, ZenModeConfig zenConfig) {
-        // TODO (beverlyt): check if apps can bypass dnd b/77729075
         return zen == Global.ZEN_MODE_NO_INTERRUPTIONS
                 || zen == Global.ZEN_MODE_ALARMS
                 || (zen == Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS
@@ -1485,7 +1511,8 @@
      */
     public static boolean areAllPriorityOnlyNotificationZenSoundsMuted(ZenModeConfig config) {
         return !config.allowReminders && !config.allowCalls && !config.allowMessages
-                && !config.allowEvents && !config.allowRepeatCallers;
+                && !config.allowEvents && !config.allowRepeatCallers
+                && !config.areChannelsBypassingDnd;
     }
 
     /**
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 71b6084..6b16d42 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -20700,7 +20700,7 @@
             if (canTakeFocus()) {
                 // We have a robust focus, so parents should no longer be wanting focus.
                 clearParentsWantFocus();
-            } else if (!getViewRootImpl().isInLayout()) {
+            } else if (getViewRootImpl() == null || !getViewRootImpl().isInLayout()) {
                 // This is a weird case. Most-likely the user, rather than ViewRootImpl, called
                 // layout. In this case, there's no guarantee that parent layouts will be evaluated
                 // and thus the safest action is to clear focus here.
diff --git a/core/java/android/view/textclassifier/TextClassification.java b/core/java/android/view/textclassifier/TextClassification.java
index 96016b4..ad50dc0 100644
--- a/core/java/android/view/textclassifier/TextClassification.java
+++ b/core/java/android/view/textclassifier/TextClassification.java
@@ -277,12 +277,12 @@
      */
     @Nullable
     public static PendingIntent createPendingIntent(
-            @NonNull final Context context, @NonNull final Intent intent) {
+            @NonNull final Context context, @NonNull final Intent intent, int requestCode) {
         switch (getIntentType(intent, context)) {
             case IntentType.ACTIVITY:
-                return PendingIntent.getActivity(context, 0, intent, 0);
+                return PendingIntent.getActivity(context, requestCode, intent, 0);
             case IntentType.SERVICE:
-                return PendingIntent.getService(context, 0, intent, 0);
+                return PendingIntent.getService(context, requestCode, intent, 0);
             default:
                 return null;
         }
diff --git a/core/java/android/view/textclassifier/TextClassifierImpl.java b/core/java/android/view/textclassifier/TextClassifierImpl.java
index 2213355..910fcaa 100644
--- a/core/java/android/view/textclassifier/TextClassifierImpl.java
+++ b/core/java/android/view/textclassifier/TextClassifierImpl.java
@@ -412,7 +412,7 @@
         boolean isPrimaryAction = true;
         for (LabeledIntent labeledIntent : IntentFactory.create(
                 mContext, referenceTime, highestScoringResult, classifiedText)) {
-            RemoteAction action = labeledIntent.asRemoteAction(mContext);
+            final RemoteAction action = labeledIntent.asRemoteAction(mContext);
             if (isPrimaryAction) {
                 // For O backwards compatibility, the first RemoteAction is also written to the
                 // legacy API fields.
@@ -421,7 +421,7 @@
                 builder.setIntent(labeledIntent.getIntent());
                 builder.setOnClickListener(TextClassification.createIntentOnClickListener(
                         TextClassification.createPendingIntent(mContext,
-                                labeledIntent.getIntent())));
+                                labeledIntent.getIntent(), labeledIntent.getRequestCode())));
                 isPrimaryAction = false;
             }
             builder.addAction(action);
@@ -559,14 +559,30 @@
      * Helper class to store the information from which RemoteActions are built.
      */
     private static final class LabeledIntent {
-        private String mTitle;
-        private String mDescription;
-        private Intent mIntent;
 
-        LabeledIntent(String title, String description, Intent intent) {
+        static final int DEFAULT_REQUEST_CODE = 0;
+
+        private final String mTitle;
+        private final String mDescription;
+        private final Intent mIntent;
+        private final int mRequestCode;
+
+        /**
+         * Initializes a LabeledIntent.
+         *
+         * <p>NOTE: {@code reqestCode} is required to not be {@link #DEFAULT_REQUEST_CODE}
+         * if distinguishing info (e.g. the classified text) is represented in intent extras only.
+         * In such circumstances, the request code should represent the distinguishing info
+         * (e.g. by generating a hashcode) so that the generated PendingIntent is (somewhat)
+         * unique. To be correct, the PendingIntent should be definitely unique but we try a
+         * best effort approach that avoids spamming the system with PendingIntents.
+         */
+        // TODO: Fix the issue mentioned above so the behaviour is correct.
+        LabeledIntent(String title, String description, Intent intent, int requestCode) {
             mTitle = title;
             mDescription = description;
             mIntent = intent;
+            mRequestCode = requestCode;
         }
 
         String getTitle() {
@@ -581,6 +597,10 @@
             return mIntent;
         }
 
+        int getRequestCode() {
+            return mRequestCode;
+        }
+
         RemoteAction asRemoteAction(Context context) {
             final PackageManager pm = context.getPackageManager();
             final ResolveInfo resolveInfo = pm.resolveActivity(mIntent, 0);
@@ -602,8 +622,8 @@
                 icon = Icon.createWithResource("android",
                         com.android.internal.R.drawable.ic_more_items);
             }
-            RemoteAction action = new RemoteAction(icon, mTitle, mDescription,
-                    TextClassification.createPendingIntent(context, mIntent));
+            final RemoteAction action = new RemoteAction(icon, mTitle, mDescription,
+                    TextClassification.createPendingIntent(context, mIntent, mRequestCode));
             action.setShouldShowIcon(shouldShowIcon);
             return action;
         }
@@ -659,13 +679,15 @@
                             context.getString(com.android.internal.R.string.email),
                             context.getString(com.android.internal.R.string.email_desc),
                             new Intent(Intent.ACTION_SENDTO)
-                                    .setData(Uri.parse(String.format("mailto:%s", text)))),
+                                    .setData(Uri.parse(String.format("mailto:%s", text))),
+                            LabeledIntent.DEFAULT_REQUEST_CODE),
                     new LabeledIntent(
                             context.getString(com.android.internal.R.string.add_contact),
                             context.getString(com.android.internal.R.string.add_contact_desc),
                             new Intent(Intent.ACTION_INSERT_OR_EDIT)
                                     .setType(ContactsContract.Contacts.CONTENT_ITEM_TYPE)
-                                    .putExtra(ContactsContract.Intents.Insert.EMAIL, text)));
+                                    .putExtra(ContactsContract.Intents.Insert.EMAIL, text),
+                            text.hashCode()));
         }
 
         @NonNull
@@ -679,20 +701,23 @@
                         context.getString(com.android.internal.R.string.dial),
                         context.getString(com.android.internal.R.string.dial_desc),
                         new Intent(Intent.ACTION_DIAL).setData(
-                                Uri.parse(String.format("tel:%s", text)))));
+                                Uri.parse(String.format("tel:%s", text))),
+                        LabeledIntent.DEFAULT_REQUEST_CODE));
             }
             actions.add(new LabeledIntent(
                     context.getString(com.android.internal.R.string.add_contact),
                     context.getString(com.android.internal.R.string.add_contact_desc),
                     new Intent(Intent.ACTION_INSERT_OR_EDIT)
                             .setType(ContactsContract.Contacts.CONTENT_ITEM_TYPE)
-                            .putExtra(ContactsContract.Intents.Insert.PHONE, text)));
+                            .putExtra(ContactsContract.Intents.Insert.PHONE, text),
+                    text.hashCode()));
             if (!userRestrictions.getBoolean(UserManager.DISALLOW_SMS, false)) {
                 actions.add(new LabeledIntent(
                         context.getString(com.android.internal.R.string.sms),
                         context.getString(com.android.internal.R.string.sms_desc),
                         new Intent(Intent.ACTION_SENDTO)
-                                .setData(Uri.parse(String.format("smsto:%s", text)))));
+                                .setData(Uri.parse(String.format("smsto:%s", text))),
+                        LabeledIntent.DEFAULT_REQUEST_CODE));
             }
             return actions;
         }
@@ -706,7 +731,8 @@
                         context.getString(com.android.internal.R.string.map),
                         context.getString(com.android.internal.R.string.map_desc),
                         new Intent(Intent.ACTION_VIEW)
-                                .setData(Uri.parse(String.format("geo:0,0?q=%s", encText)))));
+                                .setData(Uri.parse(String.format("geo:0,0?q=%s", encText))),
+                        LabeledIntent.DEFAULT_REQUEST_CODE));
             } catch (UnsupportedEncodingException e) {
                 Log.e(LOG_TAG, "Could not encode address", e);
             }
@@ -728,7 +754,8 @@
                     context.getString(com.android.internal.R.string.browse),
                     context.getString(com.android.internal.R.string.browse_desc),
                     new Intent(Intent.ACTION_VIEW, Uri.parse(text))
-                            .putExtra(Browser.EXTRA_APPLICATION_ID, context.getPackageName())));
+                            .putExtra(Browser.EXTRA_APPLICATION_ID, context.getPackageName()),
+                    LabeledIntent.DEFAULT_REQUEST_CODE));
         }
 
         @NonNull
@@ -754,7 +781,8 @@
                     context.getString(com.android.internal.R.string.view_flight),
                     context.getString(com.android.internal.R.string.view_flight_desc),
                     new Intent(Intent.ACTION_WEB_SEARCH)
-                            .putExtra(SearchManager.QUERY, text)));
+                            .putExtra(SearchManager.QUERY, text),
+                    text.hashCode()));
         }
 
         @NonNull
@@ -765,7 +793,8 @@
             return new LabeledIntent(
                     context.getString(com.android.internal.R.string.view_calendar),
                     context.getString(com.android.internal.R.string.view_calendar_desc),
-                    new Intent(Intent.ACTION_VIEW).setData(builder.build()));
+                    new Intent(Intent.ACTION_VIEW).setData(builder.build()),
+                    LabeledIntent.DEFAULT_REQUEST_CODE);
         }
 
         @NonNull
@@ -781,7 +810,8 @@
                             .putExtra(CalendarContract.EXTRA_EVENT_BEGIN_TIME,
                                     parsedTime.toEpochMilli())
                             .putExtra(CalendarContract.EXTRA_EVENT_END_TIME,
-                                    parsedTime.toEpochMilli() + DEFAULT_EVENT_DURATION));
+                                    parsedTime.toEpochMilli() + DEFAULT_EVENT_DURATION),
+                    parsedTime.hashCode());
         }
     }
 }
diff --git a/core/java/android/widget/Editor.java b/core/java/android/widget/Editor.java
index dac100a..f6ac1cc 100644
--- a/core/java/android/widget/Editor.java
+++ b/core/java/android/widget/Editor.java
@@ -4063,7 +4063,8 @@
                 item.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
                 mAssistClickHandlers.put(item, TextClassification.createIntentOnClickListener(
                         TextClassification.createPendingIntent(mTextView.getContext(),
-                                textClassification.getIntent())));
+                                textClassification.getIntent(),
+                                createAssistMenuItemPendingIntentRequestCode())));
             }
             final int count = textClassification.getActions().size();
             for (int i = 1; i < count; i++) {
@@ -4121,7 +4122,9 @@
                 final Intent intent = assistMenuItem.getIntent();
                 if (intent != null) {
                     onClickListener = TextClassification.createIntentOnClickListener(
-                            TextClassification.createPendingIntent(mTextView.getContext(), intent));
+                            TextClassification.createPendingIntent(
+                                    mTextView.getContext(), intent,
+                                    createAssistMenuItemPendingIntentRequestCode()));
                 }
             }
             if (onClickListener != null) {
@@ -4132,6 +4135,14 @@
             return true;
         }
 
+        private int createAssistMenuItemPendingIntentRequestCode() {
+            return mTextView.hasSelection()
+                    ? mTextView.getText().subSequence(
+                            mTextView.getSelectionStart(), mTextView.getSelectionEnd())
+                            .hashCode()
+                    : 0;
+        }
+
         private boolean shouldEnableAssistMenuItems() {
             return mTextView.isDeviceProvisioned()
                 && TextClassificationManager.getSettings(mTextView.getContext())
diff --git a/core/java/android/widget/RemoteViews.java b/core/java/android/widget/RemoteViews.java
index a34bd09..b6bd14e 100644
--- a/core/java/android/widget/RemoteViews.java
+++ b/core/java/android/widget/RemoteViews.java
@@ -83,6 +83,7 @@
 import java.util.Objects;
 import java.util.Stack;
 import java.util.concurrent.Executor;
+import java.util.function.Consumer;
 
 /**
  * A class that describes a view hierarchy that can be displayed in
@@ -444,6 +445,10 @@
             return true;
         }
 
+        public void visitUris(@NonNull Consumer<Uri> visitor) {
+            // Nothing to visit by default
+        }
+
         int viewId;
     }
 
@@ -517,6 +522,27 @@
         setBitmapCache(mBitmapCache);
     }
 
+    /**
+     * Note all {@link Uri} that are referenced internally, with the expectation
+     * that Uri permission grants will need to be issued to ensure the recipient
+     * of this object is able to render its contents.
+     *
+     * @hide
+     */
+    public void visitUris(@NonNull Consumer<Uri> visitor) {
+        if (mActions != null) {
+            for (int i = 0; i < mActions.size(); i++) {
+                mActions.get(i).visitUris(visitor);
+            }
+        }
+    }
+
+    private static void visitIconUri(Icon icon, @NonNull Consumer<Uri> visitor) {
+        if (icon != null && icon.getType() == Icon.TYPE_URI) {
+            visitor.accept(icon.getUri());
+        }
+    }
+
     private static class RemoteViewsContextWrapper extends ContextWrapper {
         private final Context mContextForResources;
 
@@ -1485,6 +1511,20 @@
         public boolean prefersAsyncApply() {
             return this.type == URI || this.type == ICON;
         }
+
+        @Override
+        public void visitUris(@NonNull Consumer<Uri> visitor) {
+            switch (this.type) {
+                case URI:
+                    final Uri uri = (Uri) this.value;
+                    visitor.accept(uri);
+                    break;
+                case ICON:
+                    final Icon icon = (Icon) this.value;
+                    visitIconUri(icon, visitor);
+                    break;
+            }
+        }
     }
 
     /**
@@ -1849,6 +1889,16 @@
             return TEXT_VIEW_DRAWABLE_ACTION_TAG;
         }
 
+        @Override
+        public void visitUris(@NonNull Consumer<Uri> visitor) {
+            if (useIcons) {
+                visitIconUri(i1, visitor);
+                visitIconUri(i2, visitor);
+                visitIconUri(i3, visitor);
+                visitIconUri(i4, visitor);
+            }
+        }
+
         boolean isRelative = false;
         boolean useIcons = false;
         int d1, d2, d3, d4;
diff --git a/core/java/com/android/internal/util/CollectionUtils.java b/core/java/com/android/internal/util/CollectionUtils.java
index 433d14f..083c0c9 100644
--- a/core/java/com/android/internal/util/CollectionUtils.java
+++ b/core/java/com/android/internal/util/CollectionUtils.java
@@ -29,6 +29,7 @@
 import java.util.List;
 import java.util.Set;
 import java.util.function.Function;
+import java.util.function.Predicate;
 import java.util.stream.Stream;
 
 /**
@@ -84,6 +85,17 @@
         return emptyIfNull(result);
     }
 
+    /** Add all elements matching {@code predicate} in {@code source} to {@code dest}. */
+    public static <T> void addIf(@Nullable List<T> source, @NonNull Collection<? super T> dest,
+            @Nullable Predicate<? super T> predicate) {
+        for (int i = 0; i < size(source); i++) {
+            final T item = source.get(i);
+            if (predicate.test(item)) {
+                dest.add(item);
+            }
+        }
+    }
+
     /**
      * Returns a list of items resulting from applying the given function to each element of the
      * provided list.
diff --git a/core/java/com/android/internal/util/DumpUtils.java b/core/java/com/android/internal/util/DumpUtils.java
index e85b782..7fd83bc 100644
--- a/core/java/com/android/internal/util/DumpUtils.java
+++ b/core/java/com/android/internal/util/DumpUtils.java
@@ -16,18 +16,25 @@
 
 package com.android.internal.util;
 
+import android.annotation.Nullable;
 import android.app.AppOpsManager;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.os.Binder;
 import android.os.Handler;
+import android.text.TextUtils;
 import android.util.Slog;
 
 import java.io.PrintWriter;
 import java.io.StringWriter;
+import java.util.Objects;
+import java.util.function.Predicate;
 
 /**
  * Helper functions for dumping the state of system services.
+ * Test:
+ atest /android/pi-dev/frameworks/base/core/tests/coretests/src/com/android/internal/util/DumpUtilsTest.java
  */
 public final class DumpUtils {
     private static final String TAG = "DumpUtils";
@@ -153,4 +160,99 @@
             PrintWriter pw) {
         return checkDumpPermission(context, tag, pw) && checkUsageStatsPermission(context, tag, pw);
     }
+
+    /**
+     * Return whether a package name is considered to be part of the platform.
+     * @hide
+     */
+    public static boolean isPlatformPackage(@Nullable String packageName) {
+        return (packageName != null)
+                && (packageName.equals("android")
+                    || packageName.startsWith("android.")
+                    || packageName.startsWith("com.android."));
+    }
+
+    /**
+     * Return whether a package name is considered to be part of the platform.
+     * @hide
+     */
+    public static boolean isPlatformPackage(@Nullable ComponentName cname) {
+        return (cname != null) && isPlatformPackage(cname.getPackageName());
+    }
+
+    /**
+     * Return whether a package name is considered to be part of the platform.
+     * @hide
+     */
+    public static boolean isPlatformPackage(@Nullable ComponentName.WithComponentName wcn) {
+        return (wcn != null) && isPlatformPackage(wcn.getComponentName());
+    }
+
+    /**
+     * Return whether a package name is NOT considered to be part of the platform.
+     * @hide
+     */
+    public static boolean isNonPlatformPackage(@Nullable String packageName) {
+        return (packageName != null) && !isPlatformPackage(packageName);
+    }
+
+    /**
+     * Return whether a package name is NOT considered to be part of the platform.
+     * @hide
+     */
+    public static boolean isNonPlatformPackage(@Nullable ComponentName cname) {
+        return (cname != null) && isNonPlatformPackage(cname.getPackageName());
+    }
+
+    /**
+     * Return whether a package name is NOT considered to be part of the platform.
+     * @hide
+     */
+    public static boolean isNonPlatformPackage(@Nullable ComponentName.WithComponentName wcn) {
+        return (wcn != null) && !isPlatformPackage(wcn.getComponentName());
+    }
+
+    /**
+     * Used for dumping providers and services. Return a predicate for a given filter string.
+     * @hide
+     */
+    public static <TRec extends ComponentName.WithComponentName> Predicate<TRec> filterRecord(
+            @Nullable String filterString) {
+
+        if (TextUtils.isEmpty(filterString)) {
+            return rec -> false;
+        }
+
+        // Dump all?
+        if ("all".equals(filterString)) {
+            return Objects::nonNull;
+        }
+
+        // Dump all platform?
+        if ("all-platform".equals(filterString)) {
+            return DumpUtils::isPlatformPackage;
+        }
+
+        // Dump all non-platform?
+        if ("all-non-platform".equals(filterString)) {
+            return DumpUtils::isNonPlatformPackage;
+        }
+
+        // Is the filter a component name? If so, do an exact match.
+        final ComponentName filterCname = ComponentName.unflattenFromString(filterString);
+        if (filterCname != null) {
+            // Do exact component name check.
+            return rec -> (rec != null) && filterCname.equals(rec.getComponentName());
+        }
+
+        // Otherwise, do a partial match against the component name.
+        // Also if the filter is a hex-decimal string, do the object ID match too.
+        final int id = ParseUtils.parseIntWithBase(filterString, 16, -1);
+        return rec -> {
+            final ComponentName cn = rec.getComponentName();
+            return ((id != -1) && (System.identityHashCode(rec) == id))
+                    || cn.flattenToString().toLowerCase().contains(filterString.toLowerCase());
+        };
+    }
 }
+
diff --git a/core/java/com/android/internal/util/ParseUtils.java b/core/java/com/android/internal/util/ParseUtils.java
new file mode 100644
index 0000000..a591f4a
--- /dev/null
+++ b/core/java/com/android/internal/util/ParseUtils.java
@@ -0,0 +1,98 @@
+/*
+ * 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.internal.util;
+
+import android.annotation.Nullable;
+
+/**
+ * Various numeric -> strings conversion.
+ *
+ * Test:
+ atest /android/pi-dev/frameworks/base/core/tests/coretests/src/com/android/internal/util/ParseUtilsTest.java
+ */
+public final class ParseUtils {
+    private ParseUtils() {
+    }
+
+    /** Parse a value as a base-10 integer. */
+    public static int parseInt(@Nullable String value, int defValue) {
+        return parseIntWithBase(value, 10, defValue);
+    }
+
+    /** Parse a value as an integer of a given base. */
+    public static int parseIntWithBase(@Nullable String value, int base, int defValue) {
+        if (value == null) {
+            return defValue;
+        }
+        try {
+            return Integer.parseInt(value, base);
+        } catch (NumberFormatException e) {
+            return defValue;
+        }
+    }
+
+    /** Parse a value as a base-10 long. */
+    public static long parseLong(@Nullable String value, long defValue) {
+        return parseLongWithBase(value, 10, defValue);
+    }
+
+    /** Parse a value as a long of a given base. */
+    public static long parseLongWithBase(@Nullable String value, int base, long defValue) {
+        if (value == null) {
+            return defValue;
+        }
+        try {
+            return Long.parseLong(value, base);
+        } catch (NumberFormatException e) {
+            return defValue;
+        }
+    }
+
+    /** Parse a value as a float. */
+    public static float parseFloat(@Nullable String value, float defValue) {
+        if (value == null) {
+            return defValue;
+        }
+        try {
+            return Float.parseFloat(value);
+        } catch (NumberFormatException e) {
+            return defValue;
+        }
+    }
+
+    /** Parse a value as a double. */
+    public static double parseDouble(@Nullable String value, double defValue) {
+        if (value == null) {
+            return defValue;
+        }
+        try {
+            return Double.parseDouble(value);
+        } catch (NumberFormatException e) {
+            return defValue;
+        }
+    }
+
+    /** Parse a value as a boolean. */
+    public static boolean parseBoolean(@Nullable String value, boolean defValue) {
+        if ("true".equals(value)) {
+            return true;
+        }
+        if ("false".equals(value)) {
+            return false;
+        }
+        return parseInt(value, defValue ? 1 : 0) != 0;
+    }
+}
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index fc030ca..909efea 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -37,9 +37,6 @@
         <item><xliff:g id="id">@string/status_bar_nfc</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_tty</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_speakerphone</xliff:g></item>
-        <item><xliff:g id="id">@string/status_bar_zen</xliff:g></item>
-        <item><xliff:g id="id">@string/status_bar_mute</xliff:g></item>
-        <item><xliff:g id="id">@string/status_bar_volume</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_cdma_eri</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_data_connection</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_phone_evdo_signal</xliff:g></item>
@@ -49,10 +46,13 @@
         <item><xliff:g id="id">@string/status_bar_managed_profile</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_cast</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_vpn</xliff:g></item>
+        <item><xliff:g id="id">@string/status_bar_mute</xliff:g></item>
+        <item><xliff:g id="id">@string/status_bar_volume</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_location</xliff:g></item>
-        <item><xliff:g id="id">@string/status_bar_hotspot</xliff:g></item>
+        <item><xliff:g id="id">@string/status_bar_zen</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_ethernet</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_wifi</xliff:g></item>
+        <item><xliff:g id="id">@string/status_bar_hotspot</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_mobile</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_airplane</xliff:g></item>
         <item><xliff:g id="id">@string/status_bar_battery</xliff:g></item>
diff --git a/core/res/res/xml/default_zen_mode_config.xml b/core/res/res/xml/default_zen_mode_config.xml
index dce8a65..3a71851 100644
--- a/core/res/res/xml/default_zen_mode_config.xml
+++ b/core/res/res/xml/default_zen_mode_config.xml
@@ -19,8 +19,12 @@
 
 <!-- Default configuration for zen mode.  See android.service.notification.ZenModeConfig. -->
 <zen version="7">
-    <allow alarms="true" media="true" system="false" calls="false" messages="false" reminders="false"
-           events="false" />
+    <allow alarms="true" media="true" system="false" calls="false" messages="false"
+           reminders="false" events="false" />
+
     <!-- all visual effects that exist as of P -->
     <disallow suppressedVisualEffect="511" />
+
+    <!-- whether there are notification channels that can bypass dnd -->
+    <state areChannelsBypassingDnd="false" />
 </zen>
diff --git a/core/tests/coretests/src/com/android/internal/util/DumpUtilsTest.java b/core/tests/coretests/src/com/android/internal/util/DumpUtilsTest.java
new file mode 100644
index 0000000..45b19bc
--- /dev/null
+++ b/core/tests/coretests/src/com/android/internal/util/DumpUtilsTest.java
@@ -0,0 +1,128 @@
+/*
+ * 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.internal.util;
+
+import static com.android.internal.util.DumpUtils.filterRecord;
+import static com.android.internal.util.DumpUtils.isNonPlatformPackage;
+import static com.android.internal.util.DumpUtils.isPlatformPackage;
+
+import android.content.ComponentName;
+
+import junit.framework.TestCase;
+
+/**
+ * Run with:
+ atest /android/pi-dev/frameworks/base/core/tests/coretests/src/com/android/internal/util/DumpTest.java
+ */
+public class DumpUtilsTest extends TestCase {
+
+    private static ComponentName cn(String componentName) {
+        if (componentName == null) {
+            return null;
+        }
+        return ComponentName.unflattenFromString(componentName);
+    }
+
+    private static ComponentName.WithComponentName wcn(String componentName) {
+        if (componentName == null) {
+            return null;
+        }
+        return () -> cn(componentName);
+    }
+
+    public void testIsPlatformPackage() {
+        assertTrue(isPlatformPackage("android"));
+        assertTrue(isPlatformPackage("android.abc"));
+        assertTrue(isPlatformPackage("com.android.abc"));
+
+        assertFalse(isPlatformPackage((String) null));
+        assertFalse(isPlatformPackage("com.google"));
+
+        assertTrue(isPlatformPackage(cn("android/abc")));
+        assertTrue(isPlatformPackage(cn("android.abc/abc")));
+        assertTrue(isPlatformPackage(cn("com.android.def/abc")));
+
+        assertFalse(isPlatformPackage(cn(null)));
+        assertFalse(isPlatformPackage(cn("com.google.def/abc")));
+
+        assertTrue(isPlatformPackage(wcn("android/abc")));
+        assertTrue(isPlatformPackage(wcn("android.abc/abc")));
+        assertTrue(isPlatformPackage(wcn("com.android.def/abc")));
+
+        assertFalse(isPlatformPackage(wcn(null)));
+        assertFalse(isPlatformPackage(wcn("com.google.def/abc")));
+    }
+
+    public void testIsNonPlatformPackage() {
+        assertFalse(isNonPlatformPackage("android"));
+        assertFalse(isNonPlatformPackage("android.abc"));
+        assertFalse(isNonPlatformPackage("com.android.abc"));
+
+        assertFalse(isNonPlatformPackage((String) null));
+        assertTrue(isNonPlatformPackage("com.google"));
+
+        assertFalse(isNonPlatformPackage(cn("android/abc")));
+        assertFalse(isNonPlatformPackage(cn("android.abc/abc")));
+        assertFalse(isNonPlatformPackage(cn("com.android.def/abc")));
+
+        assertFalse(isNonPlatformPackage(cn(null)));
+        assertTrue(isNonPlatformPackage(cn("com.google.def/abc")));
+
+        assertFalse(isNonPlatformPackage(wcn("android/abc")));
+        assertFalse(isNonPlatformPackage(wcn("android.abc/abc")));
+        assertFalse(isNonPlatformPackage(wcn("com.android.def/abc")));
+
+        assertFalse(isNonPlatformPackage(wcn(null)));
+        assertTrue(isNonPlatformPackage(wcn("com.google.def/abc")));
+    }
+
+    public void testFilterRecord() {
+        assertFalse(filterRecord(null).test(wcn("com.google.p/abc")));
+        assertFalse(filterRecord(null).test(wcn("com.android.p/abc")));
+
+        assertTrue(filterRecord("all").test(wcn("com.google.p/abc")));
+        assertTrue(filterRecord("all").test(wcn("com.android.p/abc")));
+        assertFalse(filterRecord("all").test(wcn(null)));
+
+        assertFalse(filterRecord("all-platform").test(wcn("com.google.p/abc")));
+        assertTrue(filterRecord("all-platform").test(wcn("com.android.p/abc")));
+        assertFalse(filterRecord("all-platform").test(wcn(null)));
+
+        assertTrue(filterRecord("all-non-platform").test(wcn("com.google.p/abc")));
+        assertFalse(filterRecord("all-non-platform").test(wcn("com.android.p/abc")));
+        assertFalse(filterRecord("all-non-platform").test(wcn(null)));
+
+        // Partial string match.
+        assertTrue(filterRecord("abc").test(wcn("com.google.p/.abc")));
+        assertFalse(filterRecord("abc").test(wcn("com.google.p/.def")));
+        assertTrue(filterRecord("com").test(wcn("com.google.p/.xyz")));
+
+        // Full component name match.
+        assertTrue(filterRecord("com.google/com.google.abc").test(wcn("com.google/.abc")));
+        assertFalse(filterRecord("com.google/com.google.abc").test(wcn("com.google/.abc.def")));
+
+
+        // Hex ID match
+        ComponentName.WithComponentName component = wcn("com.google/.abc");
+
+        assertTrue(filterRecord(
+                Integer.toHexString(System.identityHashCode(component))).test(component));
+        // Same component name, but different ID, no match.
+        assertFalse(filterRecord(
+                Integer.toHexString(System.identityHashCode(component))).test(
+                        wcn("com.google/.abc")));
+    }
+}
diff --git a/core/tests/coretests/src/com/android/internal/util/ParseUtilsTest.java b/core/tests/coretests/src/com/android/internal/util/ParseUtilsTest.java
new file mode 100644
index 0000000..f00c48c
--- /dev/null
+++ b/core/tests/coretests/src/com/android/internal/util/ParseUtilsTest.java
@@ -0,0 +1,104 @@
+/*
+ * 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.internal.util;
+
+import junit.framework.TestCase;
+
+/**
+ * Run with:
+ atest /android/pi-dev/frameworks/base/core/tests/coretests/src/com/android/internal/util/ParseUtilsTest.java
+ */
+public class ParseUtilsTest extends TestCase {
+    public void testParseInt() {
+        assertEquals(1, ParseUtils.parseInt(null, 1));
+        assertEquals(1, ParseUtils.parseInt("", 1));
+        assertEquals(1, ParseUtils.parseInt("1x", 1));
+        assertEquals(2, ParseUtils.parseInt("2", 1));
+
+        assertEquals(2, ParseUtils.parseInt("+2", 1));
+        assertEquals(-2, ParseUtils.parseInt("-2", 1));
+    }
+
+    public void testParseIntWithBase() {
+        assertEquals(1, ParseUtils.parseIntWithBase(null, 10, 1));
+        assertEquals(1, ParseUtils.parseIntWithBase("", 10, 1));
+        assertEquals(1, ParseUtils.parseIntWithBase("1x", 10, 1));
+        assertEquals(2, ParseUtils.parseIntWithBase("2", 10, 1));
+        assertEquals(10, ParseUtils.parseIntWithBase("10", 10, 1));
+        assertEquals(3, ParseUtils.parseIntWithBase("10", 3, 1));
+
+        assertEquals(3, ParseUtils.parseIntWithBase("+10", 3, 1));
+        assertEquals(-3, ParseUtils.parseIntWithBase("-10", 3, 1));
+    }
+
+    public void testParseLong() {
+        assertEquals(1L, ParseUtils.parseLong(null, 1));
+        assertEquals(1L, ParseUtils.parseLong("", 1));
+        assertEquals(1L, ParseUtils.parseLong("1x", 1));
+        assertEquals(2L, ParseUtils.parseLong("2", 1));
+    }
+
+    public void testParseLongWithBase() {
+        assertEquals(1L, ParseUtils.parseLongWithBase(null, 10, 1));
+        assertEquals(1L, ParseUtils.parseLongWithBase("", 10, 1));
+        assertEquals(1L, ParseUtils.parseLongWithBase("1x", 10, 1));
+        assertEquals(2L, ParseUtils.parseLongWithBase("2", 10, 1));
+        assertEquals(10L, ParseUtils.parseLongWithBase("10", 10, 1));
+        assertEquals(3L, ParseUtils.parseLongWithBase("10", 3, 1));
+
+        assertEquals(3L, ParseUtils.parseLongWithBase("+10", 3, 1));
+        assertEquals(-3L, ParseUtils.parseLongWithBase("-10", 3, 1));
+
+        assertEquals(10_000_000_000L, ParseUtils.parseLongWithBase("+10000000000", 10, 1));
+        assertEquals(-10_000_000_000L, ParseUtils.parseLongWithBase("-10000000000", 10, 1));
+
+        assertEquals(10_000_000_000L, ParseUtils.parseLongWithBase(null, 10, 10_000_000_000L));
+    }
+
+    public void testParseFloat() {
+        assertEquals(0.5f, ParseUtils.parseFloat(null, 0.5f));
+        assertEquals(0.5f, ParseUtils.parseFloat("", 0.5f));
+        assertEquals(0.5f, ParseUtils.parseFloat("1x", 0.5f));
+        assertEquals(1.5f, ParseUtils.parseFloat("1.5", 0.5f));
+    }
+
+    public void testParseDouble() {
+        assertEquals(0.5, ParseUtils.parseDouble(null, 0.5));
+        assertEquals(0.5, ParseUtils.parseDouble("", 0.5));
+        assertEquals(0.5, ParseUtils.parseDouble("1x", 0.5));
+        assertEquals(1.5, ParseUtils.parseDouble("1.5", 0.5));
+    }
+
+    public void testParseBoolean() {
+        assertEquals(false, ParseUtils.parseBoolean(null, false));
+        assertEquals(true, ParseUtils.parseBoolean(null, true));
+
+        assertEquals(false, ParseUtils.parseBoolean("", false));
+        assertEquals(true, ParseUtils.parseBoolean("", true));
+
+        assertEquals(true, ParseUtils.parseBoolean("true", false));
+        assertEquals(true, ParseUtils.parseBoolean("true", true));
+
+        assertEquals(false, ParseUtils.parseBoolean("false", false));
+        assertEquals(false, ParseUtils.parseBoolean("false", true));
+
+        assertEquals(true, ParseUtils.parseBoolean("1", false));
+        assertEquals(true, ParseUtils.parseBoolean("1", true));
+
+        assertEquals(false, ParseUtils.parseBoolean("0", false));
+        assertEquals(false, ParseUtils.parseBoolean("0", true));
+    }
+}
diff --git a/libs/androidfw/tests/AssetManager2_test.cpp b/libs/androidfw/tests/AssetManager2_test.cpp
index 3118009..f1cc569 100644
--- a/libs/androidfw/tests/AssetManager2_test.cpp
+++ b/libs/androidfw/tests/AssetManager2_test.cpp
@@ -386,6 +386,38 @@
   EXPECT_EQ(basic::R::array::integerArray1, last_ref);
 }
 
+TEST_F(AssetManager2Test, ResolveDeepIdReference) {
+  AssetManager2 assetmanager;
+  assetmanager.SetApkAssets({basic_assets_.get()});
+
+  // Set up the resource ids
+  const uint32_t high_ref = assetmanager
+      .GetResourceId("@id/high_ref", "values", "com.android.basic");
+  ASSERT_NE(high_ref, 0u);
+  const uint32_t middle_ref = assetmanager
+      .GetResourceId("@id/middle_ref", "values", "com.android.basic");
+  ASSERT_NE(middle_ref, 0u);
+  const uint32_t low_ref = assetmanager
+      .GetResourceId("@id/low_ref", "values", "com.android.basic");
+  ASSERT_NE(low_ref, 0u);
+
+  // Retrieve the most shallow resource
+  Res_value value;
+  ResTable_config config;
+  uint32_t flags;
+  ApkAssetsCookie cookie = assetmanager.GetResource(high_ref, false /*may_be_bag*/,
+                                                    0 /*density_override*/,
+                                                    &value, &config, &flags);
+  ASSERT_NE(kInvalidCookie, cookie);
+  EXPECT_EQ(Res_value::TYPE_REFERENCE, value.dataType);
+  EXPECT_EQ(middle_ref, value.data);
+
+  // Check that resolving the reference resolves to the deepest id
+  uint32_t last_ref = high_ref;
+  assetmanager.ResolveReference(cookie, &value, &config, &flags, &last_ref);
+  EXPECT_EQ(last_ref, low_ref);
+}
+
 TEST_F(AssetManager2Test, KeepLastReferenceIdUnmodifiedIfNoReferenceIsResolved) {
   AssetManager2 assetmanager;
   assetmanager.SetApkAssets({basic_assets_.get()});
diff --git a/libs/androidfw/tests/data/basic/basic.apk b/libs/androidfw/tests/data/basic/basic.apk
index 1733b6a..b721ebf 100644
--- a/libs/androidfw/tests/data/basic/basic.apk
+++ b/libs/androidfw/tests/data/basic/basic.apk
Binary files differ
diff --git a/libs/androidfw/tests/data/basic/res/values/values.xml b/libs/androidfw/tests/data/basic/res/values/values.xml
index b343562..d4b2683 100644
--- a/libs/androidfw/tests/data/basic/res/values/values.xml
+++ b/libs/androidfw/tests/data/basic/res/values/values.xml
@@ -78,4 +78,8 @@
         <item type="string" name="test2" />
         <item type="array" name="integerArray1" />
     </overlayable>
+
+    <item name="high_ref" type="id">@id/middle_ref</item>
+    <item name="middle_ref" type="id">@id/low_ref</item>
+    <item name="low_ref" type="id"/>
 </resources>
diff --git a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java
index a5f0f24..1ca3c1d 100644
--- a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java
+++ b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java
@@ -65,9 +65,7 @@
 import com.android.internal.util.ArrayUtils;
 import com.android.internal.util.CollectionUtils;
 import com.android.internal.util.Preconditions;
-import com.android.internal.util.function.pooled.PooledLambda;
 
-import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
@@ -219,7 +217,7 @@
         stopScan();
         mDevicesFound.clear();
         mSelectedDevice = null;
-        mDevicesAdapter.notifyDataSetChanged();
+        notifyDataSetChanged();
     }
 
     @Override
@@ -265,7 +263,12 @@
             onReadyToShowUI();
         }
         mDevicesFound.add(device);
-        mDevicesAdapter.notifyDataSetChanged();
+        notifyDataSetChanged();
+    }
+
+    private void notifyDataSetChanged() {
+        Handler.getMain().sendMessage(obtainMessage(
+                DevicesAdapter::notifyDataSetChanged, mDevicesAdapter));
     }
 
     //TODO also, on timeout -> call onFailure
@@ -283,7 +286,7 @@
 
     private void onDeviceLost(@Nullable DeviceFilterPair device) {
         mDevicesFound.remove(device);
-        mDevicesAdapter.notifyDataSetChanged();
+        notifyDataSetChanged();
         if (DEBUG) Log.i(LOG_TAG, "Lost device " + device.getDisplayName());
     }
 
diff --git a/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreference.java b/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreference.java
index 9554e81..95a8f1d 100644
--- a/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreference.java
+++ b/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreference.java
@@ -28,6 +28,7 @@
 public class CustomDialogPreference extends DialogPreference {
 
     private CustomPreferenceDialogFragment mFragment;
+    private DialogInterface.OnShowListener mOnShowListener;
 
     public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
@@ -54,6 +55,10 @@
         return mFragment != null ? mFragment.getDialog() : null;
     }
 
+    public void setOnShowListener(DialogInterface.OnShowListener listner) {
+        mOnShowListener = listner;
+    }
+
     protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
             DialogInterface.OnClickListener listener) {
     }
@@ -71,6 +76,10 @@
         mFragment = fragment;
     }
 
+    private DialogInterface.OnShowListener getOnShowListener() {
+        return mOnShowListener;
+    }
+
     public static class CustomPreferenceDialogFragment extends PreferenceDialogFragment {
 
         public static CustomPreferenceDialogFragment newInstance(String key) {
@@ -104,6 +113,13 @@
         }
 
         @Override
+        public Dialog onCreateDialog(Bundle savedInstanceState) {
+            final Dialog dialog = super.onCreateDialog(savedInstanceState);
+            dialog.setOnShowListener(getCustomizablePreference().getOnShowListener());
+            return dialog;
+        }
+
+        @Override
         public void onClick(DialogInterface dialog, int which) {
             super.onClick(dialog, which);
             getCustomizablePreference().onClick(dialog, which);
diff --git a/packages/SettingsLib/src/com/android/settingslib/wifi/WifiStatusTracker.java b/packages/SettingsLib/src/com/android/settingslib/wifi/WifiStatusTracker.java
index 547cd9a..fe0b35b 100644
--- a/packages/SettingsLib/src/com/android/settingslib/wifi/WifiStatusTracker.java
+++ b/packages/SettingsLib/src/com/android/settingslib/wifi/WifiStatusTracker.java
@@ -103,10 +103,9 @@
     public void handleBroadcast(Intent intent) {
         String action = intent.getAction();
         if (action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION)) {
-            state = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,
-                    WifiManager.WIFI_STATE_UNKNOWN);
-            enabled = state == WifiManager.WIFI_STATE_ENABLED;
+            updateWifiState();
         } else if (action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {
+            updateWifiState();
             final NetworkInfo networkInfo =
                     intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);
             connected = networkInfo != null && networkInfo.isConnected();
@@ -128,6 +127,11 @@
         }
     }
 
+    private void updateWifiState() {
+        state = mWifiManager.getWifiState();
+        enabled = state == WifiManager.WIFI_STATE_ENABLED;
+    }
+
     private void updateRssi(int newRssi) {
         rssi = newRssi;
         level = WifiManager.calculateSignalLevel(rssi, WifiManager.RSSI_LEVELS);
diff --git a/packages/SystemUI/res-keyguard/values/strings.xml b/packages/SystemUI/res-keyguard/values/strings.xml
index 8253083..ed63089 100644
--- a/packages/SystemUI/res-keyguard/values/strings.xml
+++ b/packages/SystemUI/res-keyguard/values/strings.xml
@@ -382,9 +382,9 @@
 
     <!-- Instructions telling the user remaining times when enter SIM PIN view.  -->
     <plurals name="kg_password_default_pin_message">
-        <item quantity="one">Enter SIM PIN, you have <xliff:g id="number">%d</xliff:g> remaining
+        <item quantity="one">Enter SIM PIN. You have <xliff:g id="number">%d</xliff:g> remaining
 attempt before you must contact your carrier to unlock your device.</item>
-        <item quantity="other">Enter SIM PIN, you have <xliff:g id="number">%d</xliff:g> remaining
+        <item quantity="other">Enter SIM PIN. You have <xliff:g id="number">%d</xliff:g> remaining
 attempts.</item>
     </plurals>
 
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index b220091..a1e5b0e 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -138,7 +138,7 @@
 
     <!-- Vertical translation of the shelf during animation that happens after the
     notification panel collapses -->
-    <dimen name="shelf_appear_translation">9dp</dimen>
+    <dimen name="shelf_appear_translation">42dp</dimen>
 
     <!-- The amount the content shifts upwards when transforming into the icon -->
     <dimen name="notification_icon_transform_content_shift">32dp</dimen>
@@ -497,9 +497,6 @@
          device. -->
     <dimen name="unlock_move_distance">75dp</dimen>
 
-    <!-- Distance after which the scrim starts fading in when dragging down the quick settings -->
-    <dimen name="notification_scrim_wait_distance">100dp</dimen>
-
     <!-- Move distance for the unlock hint animation on the lockscreen -->
     <dimen name="hint_move_distance">75dp</dimen>
 
diff --git a/packages/SystemUI/res/values/ids.xml b/packages/SystemUI/res/values/ids.xml
index d45c427..458e133d7 100644
--- a/packages/SystemUI/res/values/ids.xml
+++ b/packages/SystemUI/res/values/ids.xml
@@ -24,6 +24,8 @@
     <item type="id" name="scale_y_animator_tag"/>
     <item type="id" name="top_inset_animator_tag"/>
     <item type="id" name="height_animator_tag"/>
+    <item type="id" name="x_animator_tag"/>
+    <item type="id" name="y_animator_tag"/>
     <item type="id" name="shadow_alpha_animator_tag"/>
     <item type="id" name="translation_x_animator_end_value_tag"/>
     <item type="id" name="translation_y_animator_end_value_tag"/>
@@ -34,6 +36,8 @@
     <item type="id" name="top_inset_animator_end_value_tag"/>
     <item type="id" name="height_animator_end_value_tag"/>
     <item type="id" name="shadow_alpha_animator_end_value_tag"/>
+    <item type="id" name="x_animator_tag_end_value"/>
+    <item type="id" name="y_animator_tag_end_value"/>
     <item type="id" name="translation_x_animator_start_value_tag"/>
     <item type="id" name="translation_y_animator_start_value_tag"/>
     <item type="id" name="translation_z_animator_start_value_tag"/>
@@ -43,6 +47,8 @@
     <item type="id" name="top_inset_animator_start_value_tag"/>
     <item type="id" name="height_animator_start_value_tag"/>
     <item type="id" name="shadow_alpha_animator_start_value_tag"/>
+    <item type="id" name="x_animator_tag_start_value"/>
+    <item type="id" name="y_animator_tag_start_value"/>
     <item type="id" name="doze_saved_filter_tag"/>
     <item type="id" name="qs_icon_tag"/>
     <item type="id" name="qs_slash_tag"/>
diff --git a/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl b/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl
index f13be73..d22aab5 100644
--- a/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl
@@ -41,7 +41,12 @@
     void setInteractionState(int flags) = 4;
 
     /**
-    * Notifies SystemUI that split screen has been invoked.
-    */
+     * Notifies SystemUI that split screen has been invoked.
+     */
     void onSplitScreenInvoked() = 5;
+
+    /**
+     * Notifies SystemUI that Overview is shown.
+     */
+    void onOverviewShown(boolean fromHome) = 6;
 }
diff --git a/packages/SystemUI/shared/src/com/android/systemui/shared/system/NavigationBarCompat.java b/packages/SystemUI/shared/src/com/android/systemui/shared/system/NavigationBarCompat.java
index bff0d9b..8d451c1 100644
--- a/packages/SystemUI/shared/src/com/android/systemui/shared/system/NavigationBarCompat.java
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/system/NavigationBarCompat.java
@@ -35,7 +35,7 @@
      */
     public static final int QUICK_STEP_DRAG_SLOP_PX = convertDpToPixel(10);
     public static final int QUICK_SCRUB_DRAG_SLOP_PX = convertDpToPixel(20);
-    public static final int QUICK_STEP_TOUCH_SLOP_PX = convertDpToPixel(40);
+    public static final int QUICK_STEP_TOUCH_SLOP_PX = convertDpToPixel(24);
     public static final int QUICK_SCRUB_TOUCH_SLOP_PX = convertDpToPixel(35);
 
     @Retention(RetentionPolicy.SOURCE)
diff --git a/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java b/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java
index 3443334..e1540ea 100644
--- a/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java
+++ b/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java
@@ -118,6 +118,19 @@
             }
         }
 
+        public void onOverviewShown(boolean fromHome) {
+            long token = Binder.clearCallingIdentity();
+            try {
+                mHandler.post(() -> {
+                    for (int i = mConnectionCallbacks.size() - 1; i >= 0; --i) {
+                        mConnectionCallbacks.get(i).onOverviewShown(fromHome);
+                    }
+                });
+            } finally {
+                Binder.restoreCallingIdentity(token);
+            }
+        }
+
         public void setInteractionState(@InteractionType int flags) {
             long token = Binder.clearCallingIdentity();
             try {
@@ -306,6 +319,12 @@
         }
     }
 
+    public void notifyQuickScrubStarted() {
+        for (int i = mConnectionCallbacks.size() - 1; i >= 0; --i) {
+            mConnectionCallbacks.get(i).onQuickScrubStarted();
+        }
+    }
+
     private void updateEnabledState() {
         mIsEnabled = mContext.getPackageManager().resolveServiceAsUser(mQuickStepIntent,
                 MATCH_DIRECT_BOOT_UNAWARE,
@@ -325,5 +344,7 @@
         default void onConnectionChanged(boolean isConnected) {}
         default void onQuickStepStarted() {}
         default void onInteractionFlagsChanged(@InteractionType int flags) {}
+        default void onOverviewShown(boolean fromHome) {}
+        default void onQuickScrubStarted() {}
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/Prefs.java b/packages/SystemUI/src/com/android/systemui/Prefs.java
index 7f7a769..f595d77 100644
--- a/packages/SystemUI/src/com/android/systemui/Prefs.java
+++ b/packages/SystemUI/src/com/android/systemui/Prefs.java
@@ -50,8 +50,10 @@
             Key.QS_NIGHTDISPLAY_ADDED,
             Key.QS_LONG_PRESS_TOOLTIP_SHOWN_COUNT,
             Key.SEEN_MULTI_USER,
-            Key.NUM_APPS_LAUNCHED,
-            Key.HAS_SEEN_RECENTS_ONBOARDING,
+            Key.HAS_SEEN_RECENTS_SWIPE_UP_ONBOARDING,
+            Key.HAS_SEEN_RECENTS_QUICK_SCRUB_ONBOARDING,
+            Key.OVERVIEW_OPENED_COUNT,
+            Key.OVERVIEW_OPENED_FROM_HOME_COUNT,
             Key.SEEN_RINGER_GUIDANCE_COUNT,
             Key.QS_HAS_TURNED_OFF_MOBILE_DATA,
             Key.TOUCHED_RINGER_TOGGLE,
@@ -88,8 +90,10 @@
          */
         String QS_LONG_PRESS_TOOLTIP_SHOWN_COUNT = "QsLongPressTooltipShownCount";
         String SEEN_MULTI_USER = "HasSeenMultiUser";
-        String NUM_APPS_LAUNCHED = "NumAppsLaunched";
-        String HAS_SEEN_RECENTS_ONBOARDING = "HasSeenRecentsOnboarding";
+        String OVERVIEW_OPENED_COUNT = "OverviewOpenedCount";
+        String OVERVIEW_OPENED_FROM_HOME_COUNT = "OverviewOpenedFromHomeCount";
+        String HAS_SEEN_RECENTS_SWIPE_UP_ONBOARDING = "HasSeenRecentsSwipeUpOnboarding";
+        String HAS_SEEN_RECENTS_QUICK_SCRUB_ONBOARDING = "HasSeenRecentsQuickScrubOnboarding";
         String SEEN_RINGER_GUIDANCE_COUNT = "RingerGuidanceCount";
         String QS_TILE_SPECS_REVEALED = "QsTileSpecsRevealed";
         String QS_HAS_TURNED_OFF_MOBILE_DATA = "QsHasTurnedOffMobileData";
diff --git a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
index a61ce8c..4e7c3ab 100644
--- a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
+++ b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
@@ -69,8 +69,8 @@
         SystemUIFactory.createFromConfig(this);
 
         if (Process.myUserHandle().equals(UserHandle.SYSTEM)) {
-            IntentFilter filter = new IntentFilter(Intent.ACTION_BOOT_COMPLETED);
-            filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
+            IntentFilter bootCompletedFilter = new IntentFilter(Intent.ACTION_BOOT_COMPLETED);
+            bootCompletedFilter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
             registerReceiver(new BroadcastReceiver() {
                 @Override
                 public void onReceive(Context context, Intent intent) {
@@ -86,11 +86,21 @@
                         }
                     }
 
-                    IntentFilter localeChangedFilter = new IntentFilter(
-                            Intent.ACTION_LOCALE_CHANGED);
-                    registerReceiver(mLocaleChangeReceiver, localeChangedFilter);
+
                 }
-            }, filter);
+            }, bootCompletedFilter);
+
+            IntentFilter localeChangedFilter = new IntentFilter(Intent.ACTION_LOCALE_CHANGED);
+            registerReceiver(new BroadcastReceiver() {
+                @Override
+                public void onReceive(Context context, Intent intent) {
+                    if (Intent.ACTION_LOCALE_CHANGED.equals(intent.getAction())) {
+                        if (!mBootCompleted) return;
+                        // Update names of SystemUi notification channels
+                        NotificationChannels.createAll(context);
+                    }
+                }
+            }, localeChangedFilter);
         } else {
             // We don't need to startServices for sub-process that is doing some tasks.
             // (screenshots, sweetsweetdesserts or tuner ..)
@@ -239,14 +249,4 @@
     public SystemUI[] getServices() {
         return mServices;
     }
-
-    private final BroadcastReceiver mLocaleChangeReceiver = new BroadcastReceiver() {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            if (Intent.ACTION_LOCALE_CHANGED.equals(intent.getAction())) {
-                // Update names of SystemUi notification channels
-                NotificationChannels.createAll(context);
-            }
-        }
-    };
 }
diff --git a/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java b/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
index c390764..03a76da 100644
--- a/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
+++ b/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
@@ -113,7 +113,7 @@
                     // The display buffers will be empty and need to be filled.
                     mHost.dozeTimeTick();
                     // The first frame may arrive when the display isn't ready yet.
-                    mHandler.postDelayed(mHost::dozeTimeTick, 100);
+                    mHandler.postDelayed(mWakeLock.wrap(mHost::dozeTimeTick), 100);
                 }
                 scheduleTimeTick();
                 break;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
index 6c7eda7..5ae43c6 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
@@ -65,10 +65,9 @@
     void setKeyguardShowing(boolean keyguardShowing);
 
     /**
-     * Returns the {@link View} that should expand the quick settings when clicked.
+     * Sets the {@link android.view.View.OnClickListener to be used on elements that expend QS.
      */
-    @Nullable
-    View getExpandView();
+    void setExpandClickListener(View.OnClickListener onClickListener);
 
     default void disable(int state1, int state2, boolean animate) {}
 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
index abe819b..fd9ddb0 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
@@ -17,7 +17,6 @@
 package com.android.systemui.qs;
 
 import static android.app.StatusBarManager.DISABLE2_QUICK_SETTINGS;
-import static android.content.res.Configuration.ORIENTATION_LANDSCAPE;
 
 import android.content.Context;
 import android.content.Intent;
@@ -27,6 +26,7 @@
 import android.graphics.PorterDuff.Mode;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.RippleDrawable;
+import android.os.Bundle;
 import android.os.UserManager;
 import android.support.annotation.Nullable;
 import android.support.annotation.VisibleForTesting;
@@ -34,6 +34,7 @@
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
@@ -96,6 +97,7 @@
     private ImageView mMobileRoaming;
     private final int mColorForeground;
     private final CellSignalState mInfo = new CellSignalState();
+    private OnClickListener mExpandClickListener;
 
     public QSFooterImpl(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -140,6 +142,7 @@
         mActivityStarter = Dependency.get(ActivityStarter.class);
         addOnLayoutChangeListener((v, left, top, right, bottom, oldLeft, oldTop, oldRight,
                 oldBottom) -> updateAnimator(right - left));
+        setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_YES);
     }
 
     private void updateAnimator(int width) {
@@ -205,6 +208,11 @@
     }
 
     @Override
+    public void setExpandClickListener(OnClickListener onClickListener) {
+        mExpandClickListener = onClickListener;
+    }
+
+    @Override
     public void setExpanded(boolean expanded) {
         if (mExpanded == expanded) return;
         mExpanded = expanded;
@@ -238,8 +246,20 @@
     }
 
     @Override
-    public View getExpandView() {
-        return findViewById(R.id.expand_indicator);
+    public boolean performAccessibilityAction(int action, Bundle arguments) {
+        if (action == AccessibilityNodeInfo.ACTION_EXPAND) {
+            if (mExpandClickListener != null) {
+                mExpandClickListener.onClick(null);
+                return true;
+            }
+        }
+        return super.performAccessibilityAction(action, arguments);
+    }
+
+    @Override
+    public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
+        super.onInitializeAccessibilityNodeInfo(info);
+        info.addAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_EXPAND);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java b/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
index b82e355..cbd1ca1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
@@ -240,11 +240,6 @@
     @Override
     public void setHeaderClickable(boolean clickable) {
         if (DEBUG) Log.d(TAG, "setHeaderClickable " + clickable);
-
-        View expandView = mFooter.getExpandView();
-        if (expandView != null) {
-            expandView.setClickable(clickable);
-        }
     }
 
     @Override
@@ -369,11 +364,7 @@
 
     @Override
     public void setExpandClickListener(OnClickListener onClickListener) {
-        View expandView = mFooter.getExpandView();
-
-        if (expandView != null) {
-            expandView.setOnClickListener(onClickListener);
-        }
+        mFooter.setExpandClickListener(onClickListener);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
index 24b5a34..2ea21c6 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
@@ -114,11 +114,9 @@
         }
     }
 
-    @Nullable
     @Override
-    public View getExpandView() {
+    public void setExpandClickListener(OnClickListener onClickListener) {
         // No view that should expand/collapse the quick settings.
-        return null;
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
index 0c7919d..a25c466 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
@@ -51,6 +51,7 @@
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.List;
 
 /** Quick settings tile: Bluetooth **/
 public class BluetoothTile extends QSTileImpl<BooleanState> {
@@ -137,7 +138,9 @@
         if (enabled) {
             if (connected) {
                 state.icon = new BluetoothConnectedTileIcon();
-                state.label = mController.getLastDeviceName();
+                if (!TextUtils.isEmpty(mController.getConnectedDeviceName())) {
+                    state.label = mController.getConnectedDeviceName();
+                }
                 state.contentDescription =
                         mContext.getString(R.string.accessibility_bluetooth_name, state.label)
                                 + ", " + state.secondaryLabel;
@@ -177,9 +180,18 @@
         if (isTransient) {
             return mContext.getString(R.string.quick_settings_bluetooth_secondary_label_transient);
         }
-        final CachedBluetoothDevice lastDevice = mController.getLastDevice();
 
-        if (enabled && connected && lastDevice != null) {
+        List<CachedBluetoothDevice> connectedDevices = mController.getConnectedDevices();
+        if (enabled && connected && !connectedDevices.isEmpty()) {
+            if (connectedDevices.size() > 1) {
+                // TODO(b/76102598): add a new string for "X connected devices" after P
+                return mContext.getResources().getQuantityString(
+                        R.plurals.quick_settings_hotspot_secondary_label_num_devices,
+                        connectedDevices.size(),
+                        connectedDevices.size());
+            }
+
+            CachedBluetoothDevice lastDevice = connectedDevices.get(0);
             final int batteryLevel = lastDevice.getBatteryLevel();
 
             if (batteryLevel != BluetoothDevice.BATTERY_LEVEL_UNKNOWN) {
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsOnboarding.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsOnboarding.java
index 901c7ae..ffa1444 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsOnboarding.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsOnboarding.java
@@ -19,6 +19,12 @@
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD;
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;
 
+import static com.android.systemui.Prefs.Key.HAS_SEEN_RECENTS_QUICK_SCRUB_ONBOARDING;
+import static com.android.systemui.Prefs.Key.HAS_SEEN_RECENTS_SWIPE_UP_ONBOARDING;
+import static com.android.systemui.Prefs.Key.OVERVIEW_OPENED_COUNT;
+import static com.android.systemui.Prefs.Key.OVERVIEW_OPENED_FROM_HOME_COUNT;
+
+import android.annotation.StringRes;
 import android.annotation.TargetApi;
 import android.app.ActivityManager;
 import android.content.Context;
@@ -31,8 +37,6 @@
 import android.os.Build;
 import android.os.SystemProperties;
 import android.os.UserManager;
-import android.text.TextUtils;
-import android.util.Log;
 import android.util.TypedValue;
 import android.view.Gravity;
 import android.view.LayoutInflater;
@@ -65,10 +69,16 @@
     private static final boolean ONBOARDING_ENABLED = false;
     private static final long SHOW_DELAY_MS = 500;
     private static final long SHOW_HIDE_DURATION_MS = 300;
-    // Don't show the onboarding until the user has launched this number of apps.
-    private static final int SHOW_ON_APP_LAUNCH = 2;
-    // After explicitly dismissing, show again after launching this number of apps.
-    private static final int SHOW_ON_APP_LAUNCH_AFTER_DISMISS = 5;
+    // Show swipe-up tips after opening overview from home this number of times.
+    private static final int SWIPE_UP_SHOW_ON_OVERVIEW_OPENED_FROM_HOME_COUNT = 3;
+    // Show quick scrub tips after opening overview this number of times.
+    private static final int QUICK_SCRUB_SHOW_ON_OVERVIEW_OPENED_COUNT = 10;
+    // After explicitly dismissing, show again after launching this number of apps for swipe-up
+    // tips.
+    private static final int SWIPE_UP_SHOW_ON_APP_LAUNCH_AFTER_DISMISS = 5;
+    // After explicitly dismissing, show again after launching this number of apps for QuickScrub
+    // tips.
+    private static final int QUICK_SCRUB_SHOW_ON_APP_LAUNCH_AFTER_DISMISS = 10;
 
     private final Context mContext;
     private final WindowManager mWindowManager;
@@ -82,11 +92,14 @@
     private final int mOnboardingToastArrowRadius;
     private int mNavBarHeight;
 
+    private boolean mOverviewProxyListenerRegistered;
     private boolean mTaskListenerRegistered;
     private boolean mLayoutAttachedToWindow;
     private int mLastTaskId;
-    private boolean mHasDismissed;
-    private int mNumAppsLaunchedSinceDismiss;
+    private boolean mHasDismissedSwipeUpTip;
+    private boolean mHasDismissedQuickScrubTip;
+    private int mNumAppsLaunchedSinceSwipeUpTipDismiss;
+    private int mNumAppsLaunchedSinceQuickScrubTipDismiss;
 
     private final SysUiTaskStackChangeListener mTaskListener = new SysUiTaskStackChangeListener() {
         @Override
@@ -107,18 +120,40 @@
             int activityType = info.configuration.windowConfiguration.getActivityType();
             if (activityType == ACTIVITY_TYPE_STANDARD) {
                 mLastTaskId = info.id;
-                int numAppsLaunched = mHasDismissed ? mNumAppsLaunchedSinceDismiss
-                        : Prefs.getInt(mContext, Prefs.Key.NUM_APPS_LAUNCHED, 0);
-                int showOnAppLaunch = mHasDismissed ? SHOW_ON_APP_LAUNCH_AFTER_DISMISS
-                        : SHOW_ON_APP_LAUNCH;
-                numAppsLaunched++;
-                if (numAppsLaunched >= showOnAppLaunch) {
-                    show();
+
+                boolean alreadySeenSwipeUpOnboarding = hasSeenSwipeUpOnboarding();
+                boolean alreadySeenQuickScrubsOnboarding = hasSeenQuickScrubOnboarding();
+                if (alreadySeenSwipeUpOnboarding && alreadySeenQuickScrubsOnboarding) {
+                    onDisconnectedFromLauncher();
+                    return;
+                }
+
+                if (!alreadySeenSwipeUpOnboarding) {
+                    if (getOpenedOverviewFromHomeCount()
+                            >= SWIPE_UP_SHOW_ON_OVERVIEW_OPENED_FROM_HOME_COUNT) {
+                        if (mHasDismissedSwipeUpTip) {
+                            mNumAppsLaunchedSinceSwipeUpTipDismiss++;
+                            if (mNumAppsLaunchedSinceSwipeUpTipDismiss
+                                    == SWIPE_UP_SHOW_ON_APP_LAUNCH_AFTER_DISMISS) {
+                                mNumAppsLaunchedSinceSwipeUpTipDismiss = 0;
+                                show(R.string.recents_swipe_up_onboarding);
+                            }
+                        } else {
+                            show(R.string.recents_swipe_up_onboarding);
+                        }
+                    }
                 } else {
-                    if (mHasDismissed) {
-                        mNumAppsLaunchedSinceDismiss = numAppsLaunched;
-                    } else {
-                        Prefs.putInt(mContext, Prefs.Key.NUM_APPS_LAUNCHED, numAppsLaunched);
+                    if (getOpenedOverviewCount() >= QUICK_SCRUB_SHOW_ON_OVERVIEW_OPENED_COUNT) {
+                        if (mHasDismissedQuickScrubTip) {
+                            mNumAppsLaunchedSinceQuickScrubTipDismiss++;
+                            if (mNumAppsLaunchedSinceQuickScrubTipDismiss
+                                    == QUICK_SCRUB_SHOW_ON_APP_LAUNCH_AFTER_DISMISS) {
+                                mNumAppsLaunchedSinceQuickScrubTipDismiss = 0;
+                                show(R.string.recents_quick_scrub_onboarding);
+                            }
+                        } else {
+                            show(R.string.recents_quick_scrub_onboarding);
+                        }
                     }
                 }
             } else {
@@ -127,13 +162,36 @@
         }
     };
 
+    private OverviewProxyService.OverviewProxyListener mOverviewProxyListener =
+            new OverviewProxyService.OverviewProxyListener() {
+                @Override
+                public void onOverviewShown(boolean fromHome) {
+                    boolean alreadySeenRecentsOnboarding = hasSeenSwipeUpOnboarding();
+                    if (!alreadySeenRecentsOnboarding && !fromHome) {
+                        setHasSeenSwipeUpOnboarding(true);
+                    }
+                    if (fromHome) {
+                        setOpenedOverviewFromHomeCount(getOpenedOverviewFromHomeCount() + 1);
+                    }
+                    setOpenedOverviewCount(getOpenedOverviewCount() + 1);
+                }
+
+                @Override
+                public void onQuickScrubStarted() {
+                    boolean alreadySeenQuickScrubsOnboarding = hasSeenQuickScrubOnboarding();
+                    if (!alreadySeenQuickScrubsOnboarding) {
+                        setHasSeenQuickScrubOnboarding(true);
+                    }
+                }
+            };
+
     private final View.OnAttachStateChangeListener mOnAttachStateChangeListener
             = new View.OnAttachStateChangeListener() {
         @Override
         public void onViewAttachedToWindow(View view) {
             if (view == mLayout) {
                 mLayoutAttachedToWindow = true;
-                mHasDismissed = false;
+                mHasDismissedSwipeUpTip = false;
             }
         }
 
@@ -167,8 +225,19 @@
         mLayout.addOnAttachStateChangeListener(mOnAttachStateChangeListener);
         mDismissView.setOnClickListener(v -> {
             hide(true);
-            mHasDismissed = true;
-            mNumAppsLaunchedSinceDismiss = 0;
+            if (v.getTag().equals(R.string.recents_swipe_up_onboarding)) {
+                mHasDismissedSwipeUpTip = true;
+                mNumAppsLaunchedSinceSwipeUpTipDismiss = 0;
+            } else {
+                if (mHasDismissedQuickScrubTip) {
+                    // If user dismisses the quick scrub tip twice, we consider user has seen it
+                    // and do not show it again.
+                    setHasSeenQuickScrubOnboarding(true);
+                } else {
+                    mHasDismissedQuickScrubTip = true;
+                }
+                mNumAppsLaunchedSinceQuickScrubTipDismiss = 0;
+            }
         });
 
         ViewGroup.LayoutParams arrowLp = mArrowView.getLayoutParams();
@@ -181,8 +250,10 @@
         mArrowView.setBackground(arrowDrawable);
 
         if (RESET_PREFS_FOR_DEBUG) {
-            Prefs.putBoolean(mContext, Prefs.Key.HAS_SEEN_RECENTS_ONBOARDING, false);
-            Prefs.putInt(mContext, Prefs.Key.NUM_APPS_LAUNCHED, 0);
+            setHasSeenSwipeUpOnboarding(false);
+            setHasSeenQuickScrubOnboarding(false);
+            setOpenedOverviewCount(0);
+            setOpenedOverviewFromHomeCount(0);
         }
     }
 
@@ -190,30 +261,35 @@
         if (!ONBOARDING_ENABLED) {
             return;
         }
-        boolean alreadySeenRecentsOnboarding = Prefs.getBoolean(mContext,
-                Prefs.Key.HAS_SEEN_RECENTS_ONBOARDING, false);
-        if (!mTaskListenerRegistered && !alreadySeenRecentsOnboarding) {
+
+        if (hasSeenSwipeUpOnboarding() && hasSeenQuickScrubOnboarding()) {
+            return;
+        }
+
+        if (!mOverviewProxyListenerRegistered) {
+            mOverviewProxyService.addCallback(mOverviewProxyListener);
+            mOverviewProxyListenerRegistered = true;
+        }
+        if (!mTaskListenerRegistered) {
             ActivityManagerWrapper.getInstance().registerTaskStackListener(mTaskListener);
             mTaskListenerRegistered = true;
         }
     }
 
-    public void onQuickStepStarted() {
-        boolean alreadySeenRecentsOnboarding = Prefs.getBoolean(mContext,
-                Prefs.Key.HAS_SEEN_RECENTS_ONBOARDING, false);
-        if (!alreadySeenRecentsOnboarding) {
-            Prefs.putBoolean(mContext, Prefs.Key.HAS_SEEN_RECENTS_ONBOARDING, true);
-            onDisconnectedFromLauncher();
-        }
-    }
-
     public void onDisconnectedFromLauncher() {
+        if (mOverviewProxyListenerRegistered) {
+            mOverviewProxyService.removeCallback(mOverviewProxyListener);
+            mOverviewProxyListenerRegistered = false;
+        }
         if (mTaskListenerRegistered) {
             ActivityManagerWrapper.getInstance().unregisterTaskStackListener(mTaskListener);
             mTaskListenerRegistered = false;
         }
-        mHasDismissed = false;
-        mNumAppsLaunchedSinceDismiss = 0;
+
+        mHasDismissedSwipeUpTip = false;
+        mHasDismissedQuickScrubTip = false;
+        mNumAppsLaunchedSinceSwipeUpTipDismiss = 0;
+        mNumAppsLaunchedSinceQuickScrubTipDismiss = 0;
         hide(false);
     }
 
@@ -223,11 +299,12 @@
         }
     }
 
-    public void show() {
+    public void show(@StringRes int stringRes) {
         if (!shouldShow()) {
             return;
         }
-        mTextView.setText(R.string.recents_swipe_up_onboarding);
+        mDismissView.setTag(stringRes);
+        mTextView.setText(stringRes);
         // Only show in portrait.
         int orientation = mContext.getResources().getConfiguration().orientation;
         if (!mLayoutAttachedToWindow && orientation == Configuration.ORIENTATION_PORTRAIT) {
@@ -259,7 +336,7 @@
     private boolean shouldShow() {
         return SystemProperties.getBoolean("persist.quickstep.onboarding.enabled",
                 !(mContext.getSystemService(UserManager.class)).isDemoUser() &&
-                !ActivityManager.isRunningInTestHarness());
+                        !ActivityManager.isRunningInTestHarness());
     }
 
     public void hide(boolean animate) {
@@ -299,4 +376,43 @@
         lp.gravity = Gravity.BOTTOM;
         return lp;
     }
+
+    private boolean hasSeenSwipeUpOnboarding() {
+        return Prefs.getBoolean(mContext, HAS_SEEN_RECENTS_SWIPE_UP_ONBOARDING, false);
+    }
+
+    private void setHasSeenSwipeUpOnboarding(boolean hasSeenSwipeUpOnboarding) {
+        Prefs.putBoolean(mContext, HAS_SEEN_RECENTS_SWIPE_UP_ONBOARDING, hasSeenSwipeUpOnboarding);
+        if (hasSeenSwipeUpOnboarding && hasSeenQuickScrubOnboarding()) {
+            onDisconnectedFromLauncher();
+        }
+    }
+
+    private boolean hasSeenQuickScrubOnboarding() {
+        return Prefs.getBoolean(mContext, HAS_SEEN_RECENTS_QUICK_SCRUB_ONBOARDING, false);
+    }
+
+    private void setHasSeenQuickScrubOnboarding(boolean hasSeenQuickScrubOnboarding) {
+        Prefs.putBoolean(mContext, HAS_SEEN_RECENTS_QUICK_SCRUB_ONBOARDING,
+                hasSeenQuickScrubOnboarding);
+        if (hasSeenQuickScrubOnboarding && hasSeenSwipeUpOnboarding()) {
+            onDisconnectedFromLauncher();
+        }
+    }
+
+    private int getOpenedOverviewFromHomeCount() {
+        return Prefs.getInt(mContext, OVERVIEW_OPENED_FROM_HOME_COUNT, 0);
+    }
+
+    private void setOpenedOverviewFromHomeCount(int openedOverviewFromHomeCount) {
+        Prefs.putInt(mContext, OVERVIEW_OPENED_FROM_HOME_COUNT, openedOverviewFromHomeCount);
+    }
+
+    private int getOpenedOverviewCount() {
+        return Prefs.getInt(mContext, OVERVIEW_OPENED_COUNT, 0);
+    }
+
+    private void setOpenedOverviewCount(int openedOverviewCount) {
+        Prefs.putInt(mContext, OVERVIEW_OPENED_COUNT, openedOverviewCount);
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java b/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java
index 4388b41..011be88 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java
@@ -62,6 +62,10 @@
         mEmptyText.setText(mText);
     }
 
+    public int getTextResource() {
+        return mText;
+    }
+
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
index 6364f5b..44136c5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
@@ -58,7 +58,7 @@
             = SystemProperties.getBoolean("debug.icon_scroll_animations", true);
     private static final int TAG_CONTINUOUS_CLIPPING = R.id.continuous_clipping_tag;
     private static final String TAG = "NotificationShelf";
-    private static final long SHELF_IN_TRANSLATION_DURATION = 220;
+    private static final long SHELF_IN_TRANSLATION_DURATION = 200;
 
     private ViewInvertHelper mViewInvertHelper;
     private boolean mDark;
@@ -157,14 +157,18 @@
 
     public void fadeInTranslating() {
         float translation = mShelfIcons.getTranslationY();
-        mShelfIcons.setTranslationY(translation + mShelfAppearTranslation);
+        mShelfIcons.setTranslationY(translation - mShelfAppearTranslation);
         mShelfIcons.setAlpha(0);
         mShelfIcons.animate()
-                .alpha(1)
-                .setInterpolator(Interpolators.LINEAR_OUT_SLOW_IN)
+                .setInterpolator(Interpolators.DECELERATE_QUINT)
                 .translationY(translation)
                 .setDuration(SHELF_IN_TRANSLATION_DURATION)
                 .start();
+        mShelfIcons.animate()
+                .alpha(1)
+                .setInterpolator(Interpolators.LINEAR)
+                .setDuration(SHELF_IN_TRANSLATION_DURATION)
+                .start();
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java b/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
index 14a6c42..b2eb18e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
@@ -16,6 +16,7 @@
 
 package com.android.systemui.statusbar;
 
+import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.content.Context;
 import android.util.AttributeSet;
@@ -35,6 +36,7 @@
     private boolean mIsVisible;
     private boolean mIsSecondaryVisible;
     private boolean mAnimating;
+    private boolean mSecondaryAnimating;
     private int mDuration = 260;
 
     public StackScrollerDecorView(Context context, AttributeSet attrs) {
@@ -61,13 +63,26 @@
     }
 
     public void performVisibilityAnimation(boolean nowVisible) {
-        animateText(mContent, nowVisible, null /* onFinishedRunnable */);
-        mIsVisible = nowVisible;
+        performVisibilityAnimation(nowVisible, null /* onFinishedRunnable */);
     }
 
     public void performVisibilityAnimation(boolean nowVisible, Runnable onFinishedRunnable) {
-        animateText(mContent, nowVisible, onFinishedRunnable);
-        mIsVisible = nowVisible;
+        boolean oldVisible = isVisible();
+        animateText(mContent, nowVisible, oldVisible, new AnimatorListenerAdapter() {
+                @Override
+                public void onAnimationStart(Animator animation) {
+                    mAnimating = true;
+                }
+
+                @Override
+                public void onAnimationEnd(Animator animation) {
+                    mAnimating = false;
+                    mIsVisible = nowVisible;
+                    if (onFinishedRunnable != null) {
+                        onFinishedRunnable.run();
+                    }
+                }
+            });
     }
 
     public void performSecondaryVisibilityAnimation(boolean nowVisible) {
@@ -76,16 +91,43 @@
 
     public void performSecondaryVisibilityAnimation(boolean nowVisible,
             Runnable onFinishedRunnable) {
-        animateText(mSecondaryView, nowVisible, onFinishedRunnable);
-        mIsSecondaryVisible = nowVisible;
+        boolean oldVisible = isSecondaryVisible();
+        animateText(mSecondaryView, nowVisible, oldVisible, new AnimatorListenerAdapter() {
+                @Override
+                public void onAnimationStart(Animator animation) {
+                    mSecondaryAnimating = true;
+                }
+
+                @Override
+                public void onAnimationEnd(Animator animation) {
+                    mSecondaryAnimating = false;
+                    mIsSecondaryVisible = nowVisible;
+                    if (onFinishedRunnable != null) {
+                        onFinishedRunnable.run();
+                    }
+                }
+            });
     }
 
+    /**
+     * Check whether the secondary view is visible or not.<p/>
+     *
+     * @see #isVisible()
+     */
     public boolean isSecondaryVisible() {
-        return mSecondaryView != null && (mIsSecondaryVisible || mAnimating);
+        return mSecondaryView != null && (mIsSecondaryVisible ^ mSecondaryAnimating);
     }
 
+    /**
+     * Check whether the whole view is visible or not.<p/>
+     * The view is considered visible if it matches one of following:
+     * <ul>
+     *   <li> It's visible and there is no ongoing animation. </li>
+     *   <li> It's not visible but is animating, thus being eventually visible. </li>
+     * </ul>
+     */
     public boolean isVisible() {
-        return mIsVisible || mAnimating;
+        return mIsVisible ^ mAnimating;
     }
 
     void setDuration(int duration) {
@@ -95,15 +137,18 @@
     /**
      * Animate the text to a new visibility.
      *
-     * @param nowVisible should it now be visible
-     * @param onFinishedRunnable A runnable which should be run when the animation is
-     *        finished.
+     * @param view Target view, maybe content view or dissmiss view
+     * @param nowVisible Should it now be visible
+     * @param oldVisible Is it visible currently
+     * @param listener A listener that doing flag settings or other actions
      */
-    private void animateText(View view, boolean nowVisible, final Runnable onFinishedRunnable) {
+    private void animateText(View view, boolean nowVisible, boolean oldVisible,
+        AnimatorListenerAdapter listener) {
         if (view == null) {
             return;
         }
-        if (nowVisible != mIsVisible) {
+
+        if (nowVisible != oldVisible) {
             // Animate text
             float endValue = nowVisible ? 1.0f : 0.0f;
             Interpolator interpolator;
@@ -112,24 +157,11 @@
             } else {
                 interpolator = Interpolators.ALPHA_OUT;
             }
-            mAnimating = true;
             view.animate()
                     .alpha(endValue)
                     .setInterpolator(interpolator)
                     .setDuration(mDuration)
-                    .withEndAction(new Runnable() {
-                        @Override
-                        public void run() {
-                            mAnimating = false;
-                            if (onFinishedRunnable != null) {
-                                onFinishedRunnable.run();
-                            }
-                        }
-                    });
-        } else {
-            if (onFinishedRunnable != null) {
-                onFinishedRunnable.run();
-            }
+                    .setListener(listener);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarFacetButtonController.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarFacetButtonController.java
index e7c8c94..8160f90 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarFacetButtonController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarFacetButtonController.java
@@ -75,7 +75,8 @@
         int displayId = getDisplayId();
         for (ActivityManager.StackInfo stackInfo :stackInfoList) {
             // if the display id is known and does not match the stack we skip
-            if (displayId != -1 && displayId != stackInfo.displayId) {
+            if (displayId != -1 && displayId != stackInfo.displayId ||
+                    stackInfo.topActivity == null) {
                 continue;
             }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java
index 7d283d9..81d6191 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java
@@ -28,8 +28,10 @@
 import android.os.IBinder;
 import android.util.Log;
 
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Map;
 import java.util.Objects;
 
@@ -46,7 +48,7 @@
     private Handler mHandler;
     private Car mCar;
     private CarHvacManager mHvacManager;
-    private HashMap<HvacKey, TemperatureView> mTempComponents = new HashMap<>();
+    private HashMap<HvacKey, List<TemperatureView>> mTempComponents = new HashMap<>();
 
     public HvacController(Context context) {
         mContext = context;
@@ -114,18 +116,24 @@
      * @param temperatureView
      */
     public void addHvacTextView(TemperatureView temperatureView) {
-        mTempComponents.put(
-                new HvacKey(temperatureView.getPropertyId(), temperatureView.getAreaId()),
-                temperatureView);
+
+        HvacKey hvacKey = new HvacKey(temperatureView.getPropertyId(), temperatureView.getAreaId());
+        if (!mTempComponents.containsKey(hvacKey)) {
+            mTempComponents.put(hvacKey, new ArrayList<>());
+        }
+        mTempComponents.get(hvacKey).add(temperatureView);
         initComponent(temperatureView);
     }
 
     private void initComponents() {
-        Iterator<Map.Entry<HvacKey, TemperatureView>> iterator =
+        Iterator<Map.Entry<HvacKey, List<TemperatureView>>> iterator =
                 mTempComponents.entrySet().iterator();
         while (iterator.hasNext()) {
-            Map.Entry<HvacKey, TemperatureView> next = iterator.next();
-            initComponent(next.getValue());
+            Map.Entry<HvacKey, List<TemperatureView>> next = iterator.next();
+            List<TemperatureView> temperatureViews = next.getValue();
+            for (TemperatureView view : temperatureViews) {
+                initComponent(view);
+            }
         }
     }
 
@@ -155,11 +163,13 @@
             try {
                 int areaId = val.getAreaId();
                 int propertyId = val.getPropertyId();
-                TemperatureView temperatureView = mTempComponents.get(
+                List<TemperatureView> temperatureViews = mTempComponents.get(
                         new HvacKey(propertyId, areaId));
-                if (temperatureView != null) {
+                if (temperatureViews != null && !temperatureViews.isEmpty()) {
                     float value = (float) val.getValue();
-                    temperatureView.setTemp(value);
+                    for (TemperatureView tempView : temperatureViews) {
+                        tempView.setTemp(value);
+                    }
                 } // else the data is not of interest
             } catch (Exception e) {
                 // catch all so we don't take down the sysui if a new data type is
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/AnimatableProperty.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/AnimatableProperty.java
index d7b211f..75b41ca 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/AnimatableProperty.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/AnimatableProperty.java
@@ -20,25 +20,30 @@
 import android.util.Property;
 import android.view.View;
 
-import com.android.systemui.statusbar.stack.AnimationProperties;
+import com.android.systemui.R;
 
 import java.util.function.BiConsumer;
-import java.util.function.Consumer;
 import java.util.function.Function;
 
 /**
  * An animatable property of a view. Used with {@link PropertyAnimator}
  */
-public interface AnimatableProperty {
-    int getAnimationStartTag();
+public abstract class AnimatableProperty {
 
-    int getAnimationEndTag();
+    public static final AnimatableProperty X = AnimatableProperty.from(View.X,
+            R.id.x_animator_tag, R.id.x_animator_tag_start_value, R.id.x_animator_tag_end_value);
+    public static final AnimatableProperty Y = AnimatableProperty.from(View.Y,
+            R.id.y_animator_tag, R.id.y_animator_tag_start_value, R.id.y_animator_tag_end_value);
 
-    int getAnimatorTag();
+    public abstract int getAnimationStartTag();
 
-    Property getProperty();
+    public abstract int getAnimationEndTag();
 
-    static <T extends View> AnimatableProperty from(String name, BiConsumer<T, Float> setter,
+    public abstract int getAnimatorTag();
+
+    public abstract Property getProperty();
+
+    public static <T extends View> AnimatableProperty from(String name, BiConsumer<T, Float> setter,
             Function<T, Float> getter, int animatorTag, int startValueTag, int endValueTag) {
         Property<T, Float> property = new FloatProperty<T>(name) {
 
@@ -74,4 +79,29 @@
             }
         };
     }
+
+    public static <T extends View> AnimatableProperty from(Property<T, Float> property,
+            int animatorTag, int startValueTag, int endValueTag) {
+        return new AnimatableProperty() {
+            @Override
+            public int getAnimationStartTag() {
+                return startValueTag;
+            }
+
+            @Override
+            public int getAnimationEndTag() {
+                return endValueTag;
+            }
+
+            @Override
+            public int getAnimatorTag() {
+                return animatorTag;
+            }
+
+            @Override
+            public Property getProperty() {
+                return property;
+            }
+        };
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/PropertyAnimator.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/PropertyAnimator.java
index 92dcc9e..2efcd16 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/PropertyAnimator.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/PropertyAnimator.java
@@ -24,6 +24,7 @@
 import android.view.View;
 import android.view.animation.Interpolator;
 
+import com.android.keyguard.KeyguardStatusView;
 import com.android.systemui.Interpolators;
 import com.android.systemui.statusbar.stack.AnimationFilter;
 import com.android.systemui.statusbar.stack.AnimationProperties;
@@ -115,4 +116,7 @@
         view.setTag(animationEndTag, newEndValue);
     }
 
+    public static <T extends View> boolean isAnimating(T view, AnimatableProperty property) {
+        return  view.getTag(property.getAnimatorTag()) != null;
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardClockPositionAlgorithm.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardClockPositionAlgorithm.java
index d9a55c5..042e4ff 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardClockPositionAlgorithm.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardClockPositionAlgorithm.java
@@ -20,8 +20,8 @@
 
 import android.content.res.Resources;
 import android.util.MathUtils;
-import com.android.keyguard.KeyguardStatusView;
 
+import com.android.keyguard.KeyguardStatusView;
 import com.android.systemui.Interpolators;
 import com.android.systemui.R;
 
@@ -47,12 +47,6 @@
     private int mClockNotificationsMargin;
 
     /**
-     * Current height of {@link NotificationPanelView}, considering how much the
-     * user collapsed it.
-     */
-    private float mExpandedHeight;
-
-    /**
      * Height of the parent view - display size in px.
      */
     private int mHeight;
@@ -84,9 +78,9 @@
     private int mContainerTopPadding;
 
     /**
-     * @see NotificationPanelView#getMaxPanelHeight()
+     * @see NotificationPanelView#getExpandedFraction()
      */
-    private float mMaxPanelHeight;
+    private float mPanelExpansion;
 
     /**
      * Burn-in prevention x translation.
@@ -140,13 +134,13 @@
     }
 
     public void setup(int minTopMargin, int maxShadeBottom, int notificationStackHeight,
-            float expandedHeight, float maxPanelHeight, int parentHeight, int keyguardStatusHeight,
-            float dark, boolean secure, boolean pulsing, int bouncerTop) {
+            float panelExpansion, int parentHeight,
+            int keyguardStatusHeight, float dark, boolean secure, boolean pulsing,
+            int bouncerTop) {
         mMinTopMargin = minTopMargin + mContainerTopPadding;
         mMaxShadeBottom = maxShadeBottom;
         mNotificationStackHeight = notificationStackHeight;
-        mExpandedHeight = expandedHeight;
-        mMaxPanelHeight = maxPanelHeight;
+        mPanelExpansion = panelExpansion;
         mHeight = parentHeight;
         mKeyguardStatusHeight = keyguardStatusHeight;
         mDarkAmount = dark;
@@ -171,16 +165,12 @@
         return mHeight / 2 - mKeyguardStatusHeight - mClockNotificationsMargin;
     }
 
-    public int getExpandedClockBottom() {
-        return getExpandedClockPosition() + mKeyguardStatusHeight;
-    }
-
     /**
      * Vertically align the clock and the shade in the available space considering only
      * a percentage of the clock height defined by {@code CLOCK_HEIGHT_WEIGHT}.
      * @return Clock Y in pixels.
      */
-    private int getExpandedClockPosition() {
+    public int getExpandedClockPosition() {
         final int availableHeight = mMaxShadeBottom - mMinTopMargin;
         final int containerCenter = mMinTopMargin + availableHeight / 2;
 
@@ -212,8 +202,7 @@
                 mMinTopMargin : -mKeyguardStatusHeight;
 
         // Move clock up while collapsing the shade
-        float shadeExpansion = mExpandedHeight / mMaxPanelHeight;
-        shadeExpansion = Interpolators.FAST_OUT_LINEAR_IN.getInterpolation(shadeExpansion);
+        float shadeExpansion = Interpolators.FAST_OUT_LINEAR_IN.getInterpolation(mPanelExpansion);
         final float clockY = MathUtils.lerp(clockYTarget, clockYRegular, shadeExpansion);
 
         return (int) MathUtils.lerp(clockY, clockYDark, mDarkAmount);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java
index 46dee95..66176b3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java
@@ -177,8 +177,6 @@
 
         @Override
         public void onQuickStepStarted() {
-            mNavigationBarView.onQuickStepStarted();
-
             // Use navbar dragging as a signal to hide the rotate button
             setRotateSuggestionButtonState(false);
         }
@@ -546,7 +544,12 @@
 
             // Set visibility, may fail if a11y service is active.
             // If invisible, call will stop animation.
-            mNavigationBarView.setRotateButtonVisibility(true);
+            int appliedVisibility = mNavigationBarView.setRotateButtonVisibility(true);
+            if (appliedVisibility == View.VISIBLE) {
+                // If the button will actually become visible and the navbar is about to hide,
+                // tell the statusbar to keep it around for longer
+                mStatusBar.touchAutoHide();
+            }
 
         } else { // Hide
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
index 86411ac..6dbe9f8 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
@@ -287,12 +287,6 @@
         notifyVerticalChangedListener(mVertical);
     }
 
-    public void onQuickStepStarted() {
-        if (mRecentsOnboarding != null) {
-            mRecentsOnboarding.onQuickStepStarted();
-        }
-    }
-
     @Override
     public boolean onInterceptTouchEvent(MotionEvent event) {
         if (mDeadZone.onTouchEvent(event)) {
@@ -772,13 +766,13 @@
         if (setIcon) getRotateSuggestionButton().setImageDrawable(mRotateSuggestionIcon);
     }
 
-    public void setRotateButtonVisibility(final boolean visible) {
+    public int setRotateButtonVisibility(final boolean visible) {
         // Never show if a11y is visible
         final boolean adjVisible = visible && !mShowAccessibilityButton;
         final int vis = adjVisible ? View.VISIBLE : View.INVISIBLE;
 
         // No need to do anything if the request matches the current state
-        if (vis == getRotateSuggestionButton().getVisibility()) return;
+        if (vis == getRotateSuggestionButton().getVisibility()) return vis;
 
         getRotateSuggestionButton().setVisibility(vis);
         mShowRotateButton = visible;
@@ -795,6 +789,9 @@
 
         // Hide/restore other button visibility, if necessary
         updateNavButtonIcons();
+
+        // Return applied visibility
+        return vis;
     }
 
     public boolean isRotateButtonVisible() { return mShowRotateButton; }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
index 351633b..a0a97c5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -20,7 +20,6 @@
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
-import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.app.ActivityManager;
@@ -44,7 +43,6 @@
 import android.view.VelocityTracker;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.ViewTreeObserver;
 import android.view.WindowInsets;
 import android.view.accessibility.AccessibilityManager;
 import android.widget.FrameLayout;
@@ -69,8 +67,11 @@
 import com.android.systemui.statusbar.NotificationShelf;
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.notification.ActivityLaunchAnimator;
+import com.android.systemui.statusbar.notification.AnimatableProperty;
+import com.android.systemui.statusbar.notification.PropertyAnimator;
 import com.android.systemui.statusbar.policy.KeyguardUserSwitcher;
 import com.android.systemui.statusbar.policy.OnHeadsUpChangedListener;
+import com.android.systemui.statusbar.stack.AnimationProperties;
 import com.android.systemui.statusbar.stack.NotificationStackScrollLayout;
 import com.android.systemui.statusbar.stack.StackStateAnimator;
 
@@ -101,6 +102,8 @@
 
     public static final long DOZE_ANIMATION_DURATION = 700;
 
+    private static final AnimationProperties CLOCK_ANIMATION_PROPERTIES = new AnimationProperties()
+            .setDuration(StackStateAnimator.ANIMATION_DURATION_STANDARD);
     private static final FloatProperty<NotificationPanelView> SET_DARK_AMOUNT_PROPERTY =
             new FloatProperty<NotificationPanelView>("mDarkAmount") {
                 @Override
@@ -122,11 +125,10 @@
     private QS mQs;
     private FrameLayout mQsFrame;
     private KeyguardStatusView mKeyguardStatusView;
-    private View mReserveNotificationSpace;
     private View mQsNavbarScrim;
     protected NotificationsQuickSettingsContainer mNotificationContainerParent;
     protected NotificationStackScrollLayout mNotificationStackScroller;
-    private boolean mAnimateNextTopPaddingChange;
+    private boolean mAnimateNextPositionUpdate;
 
     private int mTrackingPointer;
     private VelocityTracker mQsVelocityTracker;
@@ -173,9 +175,6 @@
     private int mUnlockMoveDistance;
     private float mEmptyDragAmount;
 
-    private Animator mClockAnimator;
-    private int mClockAnimationTargetX = Integer.MIN_VALUE;
-    private int mClockAnimationTargetY = Integer.MIN_VALUE;
     private KeyguardClockPositionAlgorithm mClockPositionAlgorithm =
             new KeyguardClockPositionAlgorithm();
     private KeyguardClockPositionAlgorithm.Result mClockPositionResult =
@@ -183,7 +182,6 @@
     private boolean mIsExpanding;
 
     private boolean mBlockTouches;
-    private int mNotificationScrimWaitDistance;
     // Used for two finger gesture as well as accessibility shortcut to QS.
     private boolean mQsExpandImmediate;
     private boolean mTwoFingerQsExpandPossible;
@@ -310,8 +308,6 @@
                 getResources().getDimensionPixelSize(R.dimen.header_notifications_collide_distance);
         mUnlockMoveDistance = getResources().getDimensionPixelOffset(R.dimen.unlock_move_distance);
         mClockPositionAlgorithm.loadDimens(getResources());
-        mNotificationScrimWaitDistance =
-                getResources().getDimensionPixelSize(R.dimen.notification_scrim_wait_distance);
         mQsFalsingThreshold = getResources().getDimensionPixelSize(
                 R.dimen.qs_falsing_threshold);
         mPositionMinSideMargin = getResources().getDimensionPixelSize(
@@ -461,19 +457,19 @@
      */
     private void positionClockAndNotifications() {
         boolean animate = mNotificationStackScroller.isAddOrRemoveAnimationPending();
+        boolean animateClock = animate || mAnimateNextPositionUpdate;
         int stackScrollerPadding;
         if (mStatusBarState != StatusBarState.KEYGUARD) {
             stackScrollerPadding = (mQs != null ? mQs.getHeader().getHeight() : 0) + mQsPeekHeight
             +  mQsNotificationTopPadding;
         } else {
-            final int totalHeight = getHeight();
-            final int bottomPadding = Math.max(mIndicationBottomPadding, mAmbientIndicationBottomPadding);
+            int totalHeight = getHeight();
+            int bottomPadding = Math.max(mIndicationBottomPadding, mAmbientIndicationBottomPadding);
             mClockPositionAlgorithm.setup(
                     mStatusBarMinHeight,
                     totalHeight - bottomPadding,
-                    calculatePanelHeightShade() - mNotificationStackScroller.getTopPadding(),
-                    getExpandedHeight(),
-                    getMaxPanelHeight(),
+                    mNotificationStackScroller.getIntrinsicContentHeight(),
+                    getExpandedFraction(),
                     totalHeight,
                     mKeyguardStatusView.getHeight(),
                     mDarkAmount,
@@ -481,12 +477,10 @@
                     mPulsing,
                     mBouncerTop);
             mClockPositionAlgorithm.run(mClockPositionResult);
-            if (animate || mClockAnimator != null) {
-                startClockAnimation(mClockPositionResult.clockX, mClockPositionResult.clockY);
-            } else {
-                mKeyguardStatusView.setX(mClockPositionResult.clockX);
-                mKeyguardStatusView.setY(mClockPositionResult.clockY);
-            }
+            PropertyAnimator.setProperty(mKeyguardStatusView, AnimatableProperty.X,
+                    mClockPositionResult.clockX, CLOCK_ANIMATION_PROPERTIES, animateClock);
+            PropertyAnimator.setProperty(mKeyguardStatusView, AnimatableProperty.Y,
+                    mClockPositionResult.clockY, CLOCK_ANIMATION_PROPERTIES, animateClock);
             updateClock();
             stackScrollerPadding = mClockPositionResult.stackScrollerPadding;
         }
@@ -497,6 +491,7 @@
         mStackScrollerMeasuringPass++;
         requestScrollerTopPaddingUpdate(animate);
         mStackScrollerMeasuringPass = 0;
+        mAnimateNextPositionUpdate = false;
     }
 
     /**
@@ -558,42 +553,6 @@
         positionClockAndNotifications();
     }
 
-    private void startClockAnimation(int x, int y) {
-        if (mClockAnimationTargetX == x && mClockAnimationTargetY == y) {
-            return;
-        }
-        mClockAnimationTargetX = x;
-        mClockAnimationTargetY = y;
-        getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
-            @Override
-            public boolean onPreDraw() {
-                getViewTreeObserver().removeOnPreDrawListener(this);
-                if (mClockAnimator != null) {
-                    mClockAnimator.removeAllListeners();
-                    mClockAnimator.cancel();
-                }
-                AnimatorSet set = new AnimatorSet();
-                set.play(ObjectAnimator.ofFloat(
-                        mKeyguardStatusView, View.Y, mClockAnimationTargetY))
-                        .with(ObjectAnimator.ofFloat(
-                                mKeyguardStatusView, View.X, mClockAnimationTargetX));
-                mClockAnimator = set;
-                mClockAnimator.setInterpolator(Interpolators.FAST_OUT_SLOW_IN);
-                mClockAnimator.setDuration(StackStateAnimator.ANIMATION_DURATION_STANDARD);
-                mClockAnimator.addListener(new AnimatorListenerAdapter() {
-                    @Override
-                    public void onAnimationEnd(Animator animation) {
-                        mClockAnimator = null;
-                        mClockAnimationTargetX = Integer.MIN_VALUE;
-                        mClockAnimationTargetY = Integer.MIN_VALUE;
-                    }
-                });
-                mClockAnimator.start();
-                return true;
-            }
-        });
-    }
-
     private void updateClock() {
         if (!mKeyguardStatusViewAnimating) {
             mKeyguardStatusView.setAlpha(mClockPositionResult.clockAlpha);
@@ -601,9 +560,9 @@
     }
 
     public void animateToFullShade(long delay) {
-        mAnimateNextTopPaddingChange = true;
         mNotificationStackScroller.goToFullShade(delay);
         requestLayout();
+        mAnimateNextPositionUpdate = true;
     }
 
     public void setQsExpansionEnabled(boolean qsExpansionEnabled) {
@@ -1411,10 +1370,8 @@
 
     protected void requestScrollerTopPaddingUpdate(boolean animate) {
         mNotificationStackScroller.updateTopPadding(calculateQsTopPadding(),
-                mAnimateNextTopPaddingChange || animate,
-                mKeyguardShowing
+                animate, mKeyguardShowing
                         && (mQsExpandImmediate || mIsExpanding && mQsExpandedWhenExpandingStarted));
-        mAnimateNextTopPaddingChange = false;
     }
 
     private void trackMovement(MotionEvent event) {
@@ -1535,7 +1492,7 @@
         if (mQsExpandImmediate || mQsExpanded || mIsExpanding && mQsExpandedWhenExpandingStarted) {
             maxHeight = calculatePanelHeightQsExpanded();
         } else {
-            maxHeight = Math.max(calculatePanelHeightShade(), calculatePanelHeightShadeExpanded());
+            maxHeight = calculatePanelHeightShade();
         }
         maxHeight = Math.max(maxHeight, min);
         return maxHeight;
@@ -1606,14 +1563,15 @@
         int emptyBottomMargin = mNotificationStackScroller.getEmptyBottomMargin();
         int maxHeight = mNotificationStackScroller.getHeight() - emptyBottomMargin;
         maxHeight += mNotificationStackScroller.getTopPaddingOverflow();
-        return maxHeight;
-    }
 
-    private int calculatePanelHeightShadeExpanded() {
-        return mNotificationStackScroller.getHeight()
-                - mNotificationStackScroller.getEmptyBottomMargin()
-                - mNotificationStackScroller.getTopPadding()
-                + mClockPositionAlgorithm.getExpandedClockBottom();
+        if (mStatusBarState == StatusBarState.KEYGUARD) {
+            int minKeyguardPanelBottom = mClockPositionAlgorithm.getExpandedClockPosition()
+                    + mKeyguardStatusView.getHeight()
+                    + mNotificationStackScroller.getIntrinsicContentHeight();
+            return Math.max(maxHeight, minKeyguardPanelBottom);
+        } else {
+            return maxHeight;
+        }
     }
 
     private int calculatePanelHeightQsExpanded() {
@@ -1652,7 +1610,8 @@
 
     private void updateNotificationTranslucency() {
         float alpha = 1f;
-        if (mClosingWithAlphaFadeOut && !mExpandingFromHeadsUp && !mHeadsUpManager.hasPinnedHeadsUp()) {
+        if (mClosingWithAlphaFadeOut && !mExpandingFromHeadsUp &&
+                !mHeadsUpManager.hasPinnedHeadsUp()) {
             alpha = getFadeoutAlpha();
         }
         mNotificationStackScroller.setAlpha(alpha);
@@ -1907,13 +1866,16 @@
         if (view == null && mQsExpanded) {
             return;
         }
+        if (needsAnimation) {
+            mAnimateNextPositionUpdate = true;
+        }
         ExpandableView firstChildNotGone = mNotificationStackScroller.getFirstChildNotGone();
         ExpandableNotificationRow firstRow = firstChildNotGone instanceof ExpandableNotificationRow
                 ? (ExpandableNotificationRow) firstChildNotGone
                 : null;
         if (firstRow != null
                 && (view == firstRow || (firstRow.getNotificationParent() == firstRow))) {
-            requestScrollerTopPaddingUpdate(false);
+            requestScrollerTopPaddingUpdate(false /* animate */);
         }
         requestPanelHeightUpdate();
     }
@@ -1965,14 +1927,12 @@
 
     @Override
     public void onClick(View v) {
-        if (v.getId() == R.id.expand_indicator) {
-            onQsExpansionStarted();
-            if (mQsExpanded) {
-                flingSettings(0 /* vel */, false /* expand */, null, true /* isClick */);
-            } else if (mQsExpansionEnabled) {
-                mLockscreenGestureLogger.write(MetricsEvent.ACTION_SHADE_QS_TAP, 0, 0);
-                flingSettings(0 /* vel */, true /* expand */, null, true /* isClick */);
-            }
+        onQsExpansionStarted();
+        if (mQsExpanded) {
+            flingSettings(0 /* vel */, false /* expand */, null, true /* isClick */);
+        } else if (mQsExpansionEnabled) {
+            mLockscreenGestureLogger.write(MetricsEvent.ACTION_SHADE_QS_TAP, 0, 0);
+            flingSettings(0 /* vel */, true /* expand */, null, true /* isClick */);
         }
     }
 
@@ -2339,15 +2299,15 @@
             p.setColor(Color.YELLOW);
             canvas.drawLine(0, calculatePanelHeightShade(), getWidth(),
                     calculatePanelHeightShade(), p);
-            p.setColor(Color.GRAY);
-            canvas.drawLine(0, calculatePanelHeightShadeExpanded(), getWidth(),
-                    calculatePanelHeightShadeExpanded(), p);
             p.setColor(Color.MAGENTA);
             canvas.drawLine(0, calculateQsTopPadding(), getWidth(),
                     calculateQsTopPadding(), p);
             p.setColor(Color.CYAN);
-            canvas.drawLine(0, mNotificationStackScroller.getTopPadding(), getWidth(),
+            canvas.drawLine(0, mClockPositionResult.stackScrollerPadding, getWidth(),
                     mNotificationStackScroller.getTopPadding(), p);
+            p.setColor(Color.GRAY);
+            canvas.drawLine(0, mClockPositionResult.clockY, getWidth(),
+                    mClockPositionResult.clockY, p);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
index 304a499..347a4b0 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
@@ -828,7 +828,7 @@
     }
 
     @Override
-    protected void onLayout (boolean changed, int left, int top, int right, int bottom) {
+    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
         super.onLayout(changed, left, top, right, bottom);
         mStatusBar.onPanelLaidOut();
         requestPanelHeightUpdate();
@@ -1088,13 +1088,10 @@
         }
         cancelPeek();
         notifyExpandingStarted();
-        startUnlockHintAnimationPhase1(new Runnable() {
-            @Override
-            public void run() {
-                notifyExpandingFinished();
-                onUnlockHintFinished();
-                mHintAnimationRunning = false;
-            }
+        startUnlockHintAnimationPhase1(() -> {
+            notifyExpandingFinished();
+            onUnlockHintFinished();
+            mHintAnimationRunning = false;
         });
         onUnlockHintStarted();
         mHintAnimationRunning = true;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
index d3790d4..ff5d0e3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
@@ -215,16 +215,16 @@
                 int pos, touchDown, offset, trackSize;
 
                 if (mIsVertical) {
-                    exceededScrubTouchSlop = yDiff > QUICK_STEP_TOUCH_SLOP_PX && yDiff > xDiff;
-                    exceededSwipeUpTouchSlop = xDiff > QUICK_STEP_DRAG_SLOP_PX && xDiff > yDiff;
+                    exceededScrubTouchSlop = yDiff > QUICK_SCRUB_TOUCH_SLOP_PX && yDiff > xDiff;
+                    exceededSwipeUpTouchSlop = xDiff > QUICK_STEP_TOUCH_SLOP_PX && xDiff > yDiff;
                     exceededScrubDragSlop = yDiff > QUICK_SCRUB_DRAG_SLOP_PX && yDiff > xDiff;
                     pos = y;
                     touchDown = mTouchDownY;
                     offset = pos - mTrackRect.top;
                     trackSize = mTrackRect.height();
                 } else {
-                    exceededScrubTouchSlop = xDiff > QUICK_STEP_TOUCH_SLOP_PX && xDiff > yDiff;
-                    exceededSwipeUpTouchSlop = yDiff > QUICK_SCRUB_TOUCH_SLOP_PX && yDiff > xDiff;
+                    exceededScrubTouchSlop = xDiff > QUICK_SCRUB_TOUCH_SLOP_PX && xDiff > yDiff;
+                    exceededSwipeUpTouchSlop = yDiff > QUICK_STEP_TOUCH_SLOP_PX && yDiff > xDiff;
                     exceededScrubDragSlop = xDiff > QUICK_SCRUB_DRAG_SLOP_PX && xDiff > yDiff;
                     pos = x;
                     touchDown = mTouchDownX;
@@ -407,6 +407,7 @@
             } catch (RemoteException e) {
                 Log.e(TAG, "Failed to send start of quick scrub.", e);
             }
+            mOverviewEventSender.notifyQuickScrubStarted();
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 17cdf4d..1d64088 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -784,6 +784,12 @@
         // into fragments, but the rest here, it leaves some awkward lifecycle and whatnot.
         mNotificationPanel = mStatusBarWindow.findViewById(R.id.notification_panel);
         mStackScroller = mStatusBarWindow.findViewById(R.id.notification_stack_scroller);
+        mZenController.addCallback(new ZenModeController.Callback() {
+            @Override
+            public void onZenChanged(int zen) {
+                updateEmptyShadeView();
+            }
+        });
         mActivityLaunchAnimator = new ActivityLaunchAnimator(mStatusBarWindow,
                 this,
                 mNotificationPanel,
@@ -4683,7 +4689,8 @@
             // tapping on a notification, editing QS or being dismissed by
             // FLAG_DISMISS_KEYGUARD_ACTIVITY.
             ScrimState state = mIsOccluded || mNotificationPanel.needsScrimming()
-                    || mStatusBarKeyguardViewManager.willDismissWithAction() ?
+                    || mStatusBarKeyguardViewManager.willDismissWithAction()
+                    || mStatusBarKeyguardViewManager.isFullscreenBouncer() ?
                     ScrimState.BOUNCER_SCRIMMED : ScrimState.BOUNCER;
             mScrimController.transitionTo(state);
         } else if (mLaunchCameraOnScreenTurningOn || isInLaunchTransition()) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
index e207eb0..04557b4 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
@@ -542,6 +542,10 @@
         return mBouncer.isShowing();
     }
 
+    public boolean isFullscreenBouncer() {
+        return mBouncer.isFullscreenBouncer();
+    }
+
     private long getNavBarShowDelay() {
         if (mStatusBar.isKeyguardFadingAway()) {
             return mStatusBar.getKeyguardFadingAwayDelay();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
index b693ebb..42e02d5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
@@ -21,6 +21,7 @@
 import com.android.systemui.statusbar.policy.BluetoothController.Callback;
 
 import java.util.Collection;
+import java.util.List;
 
 public interface BluetoothController extends CallbackController<Callback>, Dumpable {
     boolean isBluetoothSupported();
@@ -30,7 +31,7 @@
 
     boolean isBluetoothConnected();
     boolean isBluetoothConnecting();
-    String getLastDeviceName();
+    String getConnectedDeviceName();
     void setBluetoothEnabled(boolean enabled);
     Collection<CachedBluetoothDevice> getDevices();
     void connect(CachedBluetoothDevice device);
@@ -39,7 +40,7 @@
 
     int getMaxConnectionState(CachedBluetoothDevice device);
     int getBondState(CachedBluetoothDevice device);
-    CachedBluetoothDevice getLastDevice();
+    List<CachedBluetoothDevice> getConnectedDevices();
 
     public interface Callback {
         void onBluetoothStateChange(boolean enabled);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothControllerImpl.java
index cd17cfc..44e87ff 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothControllerImpl.java
@@ -31,6 +31,7 @@
 import com.android.settingslib.bluetooth.BluetoothCallback;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
 import com.android.settingslib.bluetooth.LocalBluetoothManager;
+import com.android.settingslib.bluetooth.LocalBluetoothProfileManager;
 import com.android.systemui.Dependency;
 
 import java.io.FileDescriptor;
@@ -38,10 +39,11 @@
 import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.List;
 import java.util.WeakHashMap;
 
 public class BluetoothControllerImpl implements BluetoothController, BluetoothCallback,
-        CachedBluetoothDevice.Callback {
+        CachedBluetoothDevice.Callback, LocalBluetoothProfileManager.ServiceListener {
     private static final String TAG = "BluetoothController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
@@ -51,10 +53,10 @@
     private final WeakHashMap<CachedBluetoothDevice, ActuallyCachedState> mCachedState =
             new WeakHashMap<>();
     private final Handler mBgHandler;
+    private final List<CachedBluetoothDevice> mConnectedDevices = new ArrayList<>();
 
     private boolean mEnabled;
     private int mConnectionState = BluetoothAdapter.STATE_DISCONNECTED;
-    private CachedBluetoothDevice mLastDevice;
 
     private final H mHandler = new H(Looper.getMainLooper());
     private int mState;
@@ -65,6 +67,7 @@
         if (mLocalBluetoothManager != null) {
             mLocalBluetoothManager.getEventManager().setReceiverHandler(mBgHandler);
             mLocalBluetoothManager.getEventManager().registerCallback(this);
+            mLocalBluetoothManager.getProfileManager().addServiceListener(this);
             onBluetoothStateChanged(
                     mLocalBluetoothManager.getBluetoothAdapter().getBluetoothState());
         }
@@ -88,11 +91,10 @@
         }
         pw.print("  mEnabled="); pw.println(mEnabled);
         pw.print("  mConnectionState="); pw.println(stateToString(mConnectionState));
-        pw.print("  mLastDevice="); pw.println(mLastDevice);
+        pw.print("  mConnectedDevices="); pw.println(mConnectedDevices);
         pw.print("  mCallbacks.size="); pw.println(mHandler.mCallbacks.size());
         pw.println("  Bluetooth Devices:");
-        for (CachedBluetoothDevice device :
-                mLocalBluetoothManager.getCachedDeviceManager().getCachedDevicesCopy()) {
+        for (CachedBluetoothDevice device : getDevices()) {
             pw.println("    " + getDeviceString(device));
         }
     }
@@ -121,8 +123,8 @@
     }
 
     @Override
-    public CachedBluetoothDevice getLastDevice() {
-        return mLastDevice;
+    public List<CachedBluetoothDevice> getConnectedDevices() {
+        return mConnectedDevices;
     }
 
     @Override
@@ -186,8 +188,11 @@
     }
 
     @Override
-    public String getLastDeviceName() {
-        return mLastDevice != null ? mLastDevice.getName() : null;
+    public String getConnectedDeviceName() {
+        if (mConnectedDevices.size() == 1) {
+            return mConnectedDevices.get(0).getName();
+        }
+        return null;
     }
 
     @Override
@@ -200,10 +205,7 @@
     private void updateConnected() {
         // Make sure our connection state is up to date.
         int state = mLocalBluetoothManager.getBluetoothAdapter().getConnectionState();
-        if (mLastDevice != null && !mLastDevice.isConnected()) {
-            // Clear out last device if no longer connected.
-            mLastDevice = null;
-        }
+        mConnectedDevices.clear();
         // If any of the devices are in a higher state than the adapter, move the adapter into
         // that state.
         for (CachedBluetoothDevice device : getDevices()) {
@@ -211,13 +213,12 @@
             if (maxDeviceState > state) {
                 state = maxDeviceState;
             }
-            if (mLastDevice == null && device.isConnected()) {
-                // Set as last connected device only if we don't have one.
-                mLastDevice = device;
+            if (device.isConnected()) {
+                mConnectedDevices.add(device);
             }
         }
 
-        if (mLastDevice == null && state == BluetoothAdapter.STATE_CONNECTED) {
+        if (mConnectedDevices.isEmpty() && state == BluetoothAdapter.STATE_CONNECTED) {
             // If somehow we think we are connected, but have no connected devices, we aren't
             // connected.
             state = BluetoothAdapter.STATE_DISCONNECTED;
@@ -271,7 +272,6 @@
     @Override
     public void onConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state) {
         mCachedState.remove(cachedDevice);
-        mLastDevice = cachedDevice;
         updateConnected();
         mHandler.sendEmptyMessage(H.MSG_STATE_CHANGED);
     }
@@ -293,6 +293,15 @@
         return state;
     }
 
+    @Override
+    public void onServiceConnected() {
+        updateConnected();
+        mHandler.sendEmptyMessage(H.MSG_PAIRED_DEVICES_CHANGED);
+    }
+
+    @Override
+    public void onServiceDisconnected() {}
+
     private static class ActuallyCachedState implements Runnable {
 
         private final WeakReference<CachedBluetoothDevice> mDevice;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
index bc5a848..b1c0a96 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -111,6 +111,7 @@
 import java.util.Comparator;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Objects;
 import java.util.function.BiConsumer;
 
 /**
@@ -163,6 +164,7 @@
 
     private Paint mDebugPaint;
     private int mContentHeight;
+    private int mIntrinsicContentHeight;
     private int mCollapsedSize;
     private int mPaddingBetweenElements;
     private int mIncreasedPaddingBetweenElements;
@@ -537,15 +539,16 @@
                 canvas.drawRect(darkLeft, darkTop, darkRight, darkBottom, mBackgroundPaint);
             }
         } else {
-            float animProgress = Interpolators.FAST_OUT_SLOW_IN
-                    .getInterpolation(1f - mDarkAmount);
-            float sidePaddingsProgress = Interpolators.FAST_OUT_SLOW_IN
-                    .getInterpolation((1f - mDarkAmount) * 2);
+            float inverseDark = 1 - mDarkAmount;
+            float yProgress = Interpolators.FAST_OUT_SLOW_IN.getInterpolation(inverseDark);
+            float xProgress = Interpolators.FAST_OUT_SLOW_IN
+                    .getInterpolation(inverseDark * 2f);
+
             mBackgroundAnimationRect.set(
-                    (int) MathUtils.lerp(darkLeft, lockScreenLeft, sidePaddingsProgress),
-                    (int) MathUtils.lerp(darkTop, lockScreenTop, animProgress),
-                    (int) MathUtils.lerp(darkRight, lockScreenRight, sidePaddingsProgress),
-                    (int) MathUtils.lerp(darkBottom, lockScreenBottom, animProgress));
+                    (int) MathUtils.lerp(darkLeft, lockScreenLeft, xProgress),
+                    (int) MathUtils.lerp(darkTop, lockScreenTop, yProgress),
+                    (int) MathUtils.lerp(darkRight, lockScreenRight, xProgress),
+                    (int) MathUtils.lerp(darkBottom, lockScreenBottom, yProgress));
             if (!mAmbientState.isDark() || mFirstVisibleBackgroundChild != null) {
                 canvas.drawRoundRect(mBackgroundAnimationRect.left, mBackgroundAnimationRect.top,
                         mBackgroundAnimationRect.right, mBackgroundAnimationRect.bottom,
@@ -627,8 +630,12 @@
     }
 
     private void notifyHeightChangeListener(ExpandableView view) {
+        notifyHeightChangeListener(view, false /* needsAnimation */);
+    }
+
+    private void notifyHeightChangeListener(ExpandableView view, boolean needsAnimation) {
         if (mOnHeightChangedListener != null) {
-            mOnHeightChangedListener.onHeightChanged(view, false /* needsAnimation */);
+            mOnHeightChangedListener.onHeightChanged(view, needsAnimation);
         }
     }
 
@@ -849,7 +856,7 @@
                 mNeedsAnimation =  true;
             }
             requestChildrenUpdate();
-            notifyHeightChangeListener(null);
+            notifyHeightChangeListener(null, animate);
         }
     }
 
@@ -914,6 +921,13 @@
         updateClipping();
     }
 
+    /**
+     * Return the height of the content ignoring the footer.
+     */
+    public int getIntrinsicContentHeight() {
+        return mIntrinsicContentHeight;
+    }
+
     public void updateClipping() {
         boolean animatingClipping = mDarkAmount > 0 && mDarkAmount < 1;
         boolean clipped = mRequestedClipBounds != null && !mInHeadsUpPinnedMode
@@ -2129,8 +2143,9 @@
 
         for (int i = 0; i < getChildCount(); i++) {
             ExpandableView expandableView = (ExpandableView) getChildAt(i);
+            boolean footerViewOnLockScreen = expandableView == mFooterView && onKeyguard();
             if (expandableView.getVisibility() != View.GONE
-                    && !expandableView.hasNoContentHeight()) {
+                    && !expandableView.hasNoContentHeight() && !footerViewOnLockScreen) {
                 boolean limitReached = maxDisplayedNotifications != -1
                         && numShownItems >= maxDisplayedNotifications;
                 boolean notificationOnAmbientThatIsNotPulsing = mAmbientState.isFullyDark()
@@ -2178,6 +2193,7 @@
                 }
             }
         }
+        mIntrinsicContentHeight = height;
         mContentHeight = height + mTopPadding + mBottomMargin;
         updateScrollability();
         clampScrollPosition();
@@ -3655,7 +3671,7 @@
         updateContentHeight();
         updateScrollPositionOnExpandInBottom(view);
         clampScrollPosition();
-        notifyHeightChangeListener(view);
+        notifyHeightChangeListener(view, needsAnimation);
         ExpandableNotificationRow row = view instanceof ExpandableNotificationRow
                 ? (ExpandableNotificationRow) view
                 : null;
@@ -3969,6 +3985,7 @@
                 mShelf.fadeInTranslating();
             }
         }
+        updateAlgorithmHeightAndPadding();
         updateBackgroundDimming();
         updateAntiBurnInTranslation();
         requestChildrenUpdate();
@@ -4039,14 +4056,21 @@
     public void updateEmptyShadeView(boolean visible) {
         int oldVisibility = mEmptyShadeView.willBeGone() ? GONE : mEmptyShadeView.getVisibility();
         int newVisibility = visible ? VISIBLE : GONE;
-        if (oldVisibility != newVisibility) {
+
+        boolean changedVisibility = oldVisibility != newVisibility;
+        if (changedVisibility || newVisibility != GONE) {
             if (newVisibility != GONE) {
+                int oldText = mEmptyShadeView.getTextResource();
+                int newText;
                 if (mStatusBar.areNotificationsHidden()) {
-                    mEmptyShadeView.setText(R.string.dnd_suppressing_shade_text);
+                    newText = R.string.dnd_suppressing_shade_text;
                 } else {
-                    mEmptyShadeView.setText(R.string.empty_shade_text);
+                    newText = R.string.empty_shade_text;
                 }
-                showFooterView(mEmptyShadeView);
+                if (changedVisibility || !Objects.equals(oldText, newText)) {
+                    mEmptyShadeView.setText(newText);
+                    showFooterView(mEmptyShadeView);
+                }
             } else {
                 hideFooterView(mEmptyShadeView, true);
             }
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
index 4f5ff60..5c7ce59 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
@@ -765,9 +765,9 @@
         if (max != row.slider.getMax()) {
             row.slider.setMax(max);
         }
-        // update A11y slider min
+        // update slider min
         final int min = ss.levelMin * 100;
-        if (isA11yStream && min != row.slider.getMin()) {
+        if (min != row.slider.getMin()) {
             row.slider.setMin(min);
         }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/PropertyAnimatorTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/PropertyAnimatorTest.java
index a153140..f0ca3ef 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/PropertyAnimatorTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/PropertyAnimatorTest.java
@@ -39,6 +39,7 @@
 import com.android.systemui.statusbar.stack.AnimationProperties;
 import com.android.systemui.statusbar.stack.ViewState;
 
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -227,4 +228,13 @@
         assertNotNull(animator);
         assertTrue(animator.getListeners().contains(mFinishListener));
     }
+
+    @Test
+    public void testIsAnimating() {
+        mAnimationFilter.reset();
+        mAnimationFilter.animate(mProperty.getProperty());
+        assertFalse(PropertyAnimator.isAnimating(mView, mProperty));
+        PropertyAnimator.startAnimation(mView, mProperty, 200f, mAnimationProperties);
+        assertTrue(PropertyAnimator.isAnimating(mView, mProperty));
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/BluetoothControllerImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/BluetoothControllerImplTest.java
index 4e7550b..54153a7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/BluetoothControllerImplTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/BluetoothControllerImplTest.java
@@ -35,6 +35,7 @@
 import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager;
 import com.android.settingslib.bluetooth.LocalBluetoothAdapter;
 import com.android.settingslib.bluetooth.LocalBluetoothManager;
+import com.android.settingslib.bluetooth.LocalBluetoothProfileManager;
 import com.android.systemui.SysuiTestCase;
 
 import org.junit.Before;
@@ -68,6 +69,8 @@
         mMockAdapter = mock(LocalBluetoothAdapter.class);
         when(mMockBluetoothManager.getBluetoothAdapter()).thenReturn(mMockAdapter);
         when(mMockBluetoothManager.getEventManager()).thenReturn(mock(BluetoothEventManager.class));
+        when(mMockBluetoothManager.getProfileManager())
+                .thenReturn(mock(LocalBluetoothProfileManager.class));
 
         mBluetoothControllerImpl = new BluetoothControllerImpl(mContext,
                 mTestableLooper.getLooper());
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java
index d30e777..6591715 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java
@@ -136,10 +136,9 @@
     }
 
     protected void setWifiEnabled(boolean enabled) {
-        Intent i = new Intent(WifiManager.WIFI_STATE_CHANGED_ACTION);
-        i.putExtra(WifiManager.EXTRA_WIFI_STATE,
+        when(mMockWm.getWifiState()).thenReturn(
                 enabled ? WifiManager.WIFI_STATE_ENABLED : WifiManager.WIFI_STATE_DISABLED);
-        mNetworkController.onReceive(mContext, i);
+        mNetworkController.onReceive(mContext, new Intent(WifiManager.WIFI_STATE_CHANGED_ACTION));
     }
 
     protected void setWifiState(boolean connected, String ssid) {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java
index dd2b581..eeb4209 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java
@@ -141,6 +141,19 @@
     }
 
     @Test
+    public void updateEmptyView_noNotificationsToDndSuppressing() {
+        mStackScroller.setEmptyShadeView(mEmptyShadeView);
+        when(mEmptyShadeView.willBeGone()).thenReturn(true);
+        when(mBar.areNotificationsHidden()).thenReturn(false);
+        mStackScroller.updateEmptyShadeView(true);
+        verify(mEmptyShadeView).setText(R.string.empty_shade_text);
+
+        when(mBar.areNotificationsHidden()).thenReturn(true);
+        mStackScroller.updateEmptyShadeView(true);
+        verify(mEmptyShadeView).setText(R.string.dnd_suppressing_shade_text);
+    }
+
+    @Test
     @UiThreadTest
     public void testSetExpandedHeight_blockingHelperManagerReceivedCallbacks() {
         mStackScroller.setExpandedHeight(0f);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeBluetoothController.java b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeBluetoothController.java
index 44c4983..cac6bf7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeBluetoothController.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeBluetoothController.java
@@ -21,6 +21,8 @@
 import com.android.systemui.statusbar.policy.BluetoothController.Callback;
 
 import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
 
 public class FakeBluetoothController extends BaseLeakChecker<Callback> implements
         BluetoothController {
@@ -55,7 +57,7 @@
     }
 
     @Override
-    public String getLastDeviceName() {
+    public String getConnectedDeviceName() {
         return null;
     }
 
@@ -95,7 +97,7 @@
     }
 
     @Override
-    public CachedBluetoothDevice getLastDevice() {
-        return null;
+    public List<CachedBluetoothDevice> getConnectedDevices() {
+        return Collections.emptyList();
     }
 }
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 1f1ed59..cd2e2a4 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -178,6 +178,16 @@
     TEXT_SELECTION_INVOCATION_LINK = 2;
   }
 
+  // Access method for hidden API events. Type of data tagged with
+  // FIELD_HIDDEN_API_ACCESS_METHOD.
+  // This must be kept in sync with enum AccessMethod in art/runtime/hidden_api.h
+  enum HiddenApiAccessMethod {
+    ACCESS_METHOD_NONE = 0; // never logged, included for completeness
+    ACCESS_METHOD_REFLECTION = 1;
+    ACCESS_METHOD_JNI = 2;
+    ACCESS_METHOD_LINKING = 3; // never logged, included for completeness
+  }
+
   // Known visual elements: views or controls.
   enum View {
     // Unknown view
@@ -5664,6 +5674,25 @@
     // OS: P
     BLUETOOTH_FRAGMENT = 1390;
 
+    // Enclosing category for group of FIELD_HIDDEN_API_FOO events, logged when
+    // an app uses a hidden API.
+    ACTION_HIDDEN_API_ACCESSED = 1391;
+
+    // Tagged data for ACTION_HIDDEN_API_ACCESSED. The metod of the hidden API
+    // access; see enum HiddenApiAccessMethod
+    // OS: P
+    FIELD_HIDDEN_API_ACCESS_METHOD = 1392;
+
+    // Tagged data for ACTION_HIDDEN_API_ACCESSED. Indicates that access was
+    // denied to the API.
+    // OS: P
+    FIELD_HIDDEN_API_ACCESS_DENIED = 1393;
+
+    // Tagged data for ACTION_HIDDEN_API_ACCESSED. The signature of the hidden
+    // API that was accessed.
+    // OS: P
+    FIELD_HIDDEN_API_SIGNATURE = 1394;
+
     // This value should never appear in log outputs - it is reserved for
     // internal platform metrics use.
     NOTIFICATION_SHADE_COUNT = 1395;
diff --git a/services/autofill/java/com/android/server/autofill/Session.java b/services/autofill/java/com/android/server/autofill/Session.java
index 06707da..e6b2a35 100644
--- a/services/autofill/java/com/android/server/autofill/Session.java
+++ b/services/autofill/java/com/android/server/autofill/Session.java
@@ -271,7 +271,8 @@
 
                 // Sanitize structure before it's sent to service.
                 final ComponentName componentNameFromApp = structure.getActivityComponent();
-                if (!mComponentName.equals(componentNameFromApp)) {
+                if (componentNameFromApp == null || !mComponentName.getPackageName()
+                        .equals(componentNameFromApp.getPackageName())) {
                     Slog.w(TAG, "Activity " + mComponentName + " forged different component on "
                             + "AssistStructure: " + componentNameFromApp);
                     structure.setActivityComponent(mComponentName);
@@ -2150,11 +2151,8 @@
             if (saveTriggerId != null) {
                 writeLog(MetricsEvent.AUTOFILL_EXPLICIT_SAVE_TRIGGER_DEFINITION);
             }
-            int flags = saveInfo.getFlags();
-            if (mCompatMode) {
-                flags |= SaveInfo.FLAG_SAVE_ON_ALL_VIEWS_INVISIBLE;
-            }
-            mSaveOnAllViewsInvisible = (flags & SaveInfo.FLAG_SAVE_ON_ALL_VIEWS_INVISIBLE) != 0;
+            mSaveOnAllViewsInvisible =
+                    (saveInfo.getFlags() & SaveInfo.FLAG_SAVE_ON_ALL_VIEWS_INVISIBLE) != 0;
 
             // We only need to track views if we want to save once they become invisible.
             if (mSaveOnAllViewsInvisible) {
diff --git a/services/core/java/com/android/server/InputMethodManagerService.java b/services/core/java/com/android/server/InputMethodManagerService.java
index f678eed..5b446ca 100644
--- a/services/core/java/com/android/server/InputMethodManagerService.java
+++ b/services/core/java/com/android/server/InputMethodManagerService.java
@@ -3950,6 +3950,7 @@
         if (mSwitchingDialog != null) {
             mSwitchingDialog.dismiss();
             mSwitchingDialog = null;
+            mSwitchingDialogTitleView = null;
         }
 
         updateSystemUiLocked(mCurToken, mImeWindowVis, mBackDisposition);
diff --git a/services/core/java/com/android/server/am/ActiveServices.java b/services/core/java/com/android/server/am/ActiveServices.java
index fc047bc..228171f 100644
--- a/services/core/java/com/android/server/am/ActiveServices.java
+++ b/services/core/java/com/android/server/am/ActiveServices.java
@@ -24,15 +24,19 @@
 import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Set;
+import java.util.function.Predicate;
 
 import android.app.ActivityThread;
 import android.app.AppOpsManager;
 import android.app.NotificationManager;
 import android.app.ServiceStartArgs;
+import android.content.ComponentName.WithComponentName;
 import android.content.IIntentSender;
 import android.content.IntentSender;
 import android.content.pm.ParceledListSlice;
@@ -55,6 +59,8 @@
 import com.android.internal.notification.SystemNotificationChannels;
 import com.android.internal.os.BatteryStatsImpl;
 import com.android.internal.os.TransferPipe;
+import com.android.internal.util.CollectionUtils;
+import com.android.internal.util.DumpUtils;
 import com.android.internal.util.FastPrintWriter;
 import com.android.server.AppStateTracker;
 import com.android.server.LocalServices;
@@ -4063,57 +4069,26 @@
      *  - the first arg isn't the flattened component name of an existing service:
      *    dump all services whose component contains the first arg as a substring
      */
-    protected boolean dumpService(FileDescriptor fd, PrintWriter pw, String name, String[] args,
-            int opti, boolean dumpAll) {
-        ArrayList<ServiceRecord> services = new ArrayList<ServiceRecord>();
+    protected boolean dumpService(FileDescriptor fd, PrintWriter pw, final String name,
+            String[] args, int opti, boolean dumpAll) {
+        final ArrayList<ServiceRecord> services = new ArrayList<>();
+
+        final Predicate<ServiceRecord> filter = DumpUtils.filterRecord(name);
 
         synchronized (mAm) {
             int[] users = mAm.mUserController.getUsers();
-            if ("all".equals(name)) {
-                for (int user : users) {
-                    ServiceMap smap = mServiceMap.get(user);
-                    if (smap == null) {
-                        continue;
-                    }
-                    ArrayMap<ComponentName, ServiceRecord> alls = smap.mServicesByName;
-                    for (int i=0; i<alls.size(); i++) {
-                        ServiceRecord r1 = alls.valueAt(i);
-                        services.add(r1);
-                    }
-                }
-            } else {
-                ComponentName componentName = name != null
-                        ? ComponentName.unflattenFromString(name) : null;
-                int objectId = 0;
-                if (componentName == null) {
-                    // Not a '/' separated full component name; maybe an object ID?
-                    try {
-                        objectId = Integer.parseInt(name, 16);
-                        name = null;
-                        componentName = null;
-                    } catch (RuntimeException e) {
-                    }
-                }
 
-                for (int user : users) {
-                    ServiceMap smap = mServiceMap.get(user);
-                    if (smap == null) {
-                        continue;
-                    }
-                    ArrayMap<ComponentName, ServiceRecord> alls = smap.mServicesByName;
-                    for (int i=0; i<alls.size(); i++) {
-                        ServiceRecord r1 = alls.valueAt(i);
-                        if (componentName != null) {
-                            if (r1.name.equals(componentName)) {
-                                services.add(r1);
-                            }
-                        } else if (name != null) {
-                            if (r1.name.flattenToString().contains(name)) {
-                                services.add(r1);
-                            }
-                        } else if (System.identityHashCode(r1) == objectId) {
-                            services.add(r1);
-                        }
+            for (int user : users) {
+                ServiceMap smap = mServiceMap.get(user);
+                if (smap == null) {
+                    continue;
+                }
+                ArrayMap<ComponentName, ServiceRecord> alls = smap.mServicesByName;
+                for (int i=0; i<alls.size(); i++) {
+                    ServiceRecord r1 = alls.valueAt(i);
+
+                    if (filter.test(r1)) {
+                        services.add(r1);
                     }
                 }
             }
@@ -4123,6 +4098,9 @@
             return false;
         }
 
+        // Sort by component name.
+        services.sort(Comparator.comparing(WithComponentName::getComponentName));
+
         boolean needSep = false;
         for (int i=0; i<services.size(); i++) {
             if (needSep) {
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index ad986a3..6718d95 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -2946,7 +2946,11 @@
                             ? Collections.emptyList()
                             : Arrays.asList(exemptions.split(","));
                 }
-                zygoteProcess.setApiBlacklistExemptions(mExemptions);
+                if (!zygoteProcess.setApiBlacklistExemptions(mExemptions)) {
+                  Slog.e(TAG, "Failed to set API blacklist exemptions!");
+                  // leave mExemptionsStr as is, so we don't try to send the same list again.
+                  mExemptions = Collections.emptyList();
+                }
             }
             int logSampleRate = Settings.Global.getInt(mContext.getContentResolver(),
                     Settings.Global.HIDDEN_API_ACCESS_LOG_SAMPLING_RATE, -1);
diff --git a/services/core/java/com/android/server/am/ContentProviderRecord.java b/services/core/java/com/android/server/am/ContentProviderRecord.java
index 7b9b659..cd39bcd 100644
--- a/services/core/java/com/android/server/am/ContentProviderRecord.java
+++ b/services/core/java/com/android/server/am/ContentProviderRecord.java
@@ -32,7 +32,7 @@
 import java.util.ArrayList;
 import java.util.HashMap;
 
-final class ContentProviderRecord {
+final class ContentProviderRecord implements ComponentName.WithComponentName {
     final ActivityManagerService service;
     public final ProviderInfo info;
     final int uid;
@@ -260,4 +260,8 @@
             }
         }
     }
+
+    public ComponentName getComponentName() {
+        return name;
+    }
 }
diff --git a/services/core/java/com/android/server/am/ProviderMap.java b/services/core/java/com/android/server/am/ProviderMap.java
index 8a905f8..2f52002 100644
--- a/services/core/java/com/android/server/am/ProviderMap.java
+++ b/services/core/java/com/android/server/am/ProviderMap.java
@@ -17,22 +17,28 @@
 package com.android.server.am;
 
 import android.content.ComponentName;
+import android.content.ComponentName.WithComponentName;
 import android.os.Binder;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.util.Slog;
 import android.util.SparseArray;
 import com.android.internal.os.TransferPipe;
+import com.android.internal.util.CollectionUtils;
+import com.android.internal.util.DumpUtils;
 
 import java.io.FileDescriptor;
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 import java.util.Set;
+import java.util.function.Predicate;
 
 /**
  * Keeps track of content providers by authority (name) and class. It separates the mapping by
@@ -325,7 +331,9 @@
 
     private ArrayList<ContentProviderRecord> getProvidersForName(String name) {
         ArrayList<ContentProviderRecord> allProviders = new ArrayList<ContentProviderRecord>();
-        ArrayList<ContentProviderRecord> providers = new ArrayList<ContentProviderRecord>();
+        final ArrayList<ContentProviderRecord> ret = new ArrayList<>();
+
+        final Predicate<ContentProviderRecord> filter = DumpUtils.filterRecord(name);
 
         synchronized (mAm) {
             allProviders.addAll(mSingletonByClass.values());
@@ -333,39 +341,11 @@
                 allProviders.addAll(mProvidersByClassPerUser.valueAt(i).values());
             }
 
-            if ("all".equals(name)) {
-                providers.addAll(allProviders);
-            } else {
-                ComponentName componentName = name != null
-                        ? ComponentName.unflattenFromString(name) : null;
-                int objectId = 0;
-                if (componentName == null) {
-                    // Not a '/' separated full component name; maybe an object ID?
-                    try {
-                        objectId = Integer.parseInt(name, 16);
-                        name = null;
-                        componentName = null;
-                    } catch (RuntimeException e) {
-                    }
-                }
-
-                for (int i=0; i<allProviders.size(); i++) {
-                    ContentProviderRecord r1 = allProviders.get(i);
-                    if (componentName != null) {
-                        if (r1.name.equals(componentName)) {
-                            providers.add(r1);
-                        }
-                    } else if (name != null) {
-                        if (r1.name.flattenToString().contains(name)) {
-                            providers.add(r1);
-                        }
-                    } else if (System.identityHashCode(r1) == objectId) {
-                        providers.add(r1);
-                    }
-                }
-            }
+            CollectionUtils.addIf(allProviders, ret, filter);
         }
-        return providers;
+        // Sort by component name.
+        ret.sort(Comparator.comparing(WithComponentName::getComponentName));
+        return ret;
     }
 
     protected boolean dumpProvider(FileDescriptor fd, PrintWriter pw, String name, String[] args,
diff --git a/services/core/java/com/android/server/am/ServiceRecord.java b/services/core/java/com/android/server/am/ServiceRecord.java
index 8a174ed..32887e4 100644
--- a/services/core/java/com/android/server/am/ServiceRecord.java
+++ b/services/core/java/com/android/server/am/ServiceRecord.java
@@ -56,7 +56,7 @@
 /**
  * A running application service.
  */
-final class ServiceRecord extends Binder {
+final class ServiceRecord extends Binder implements ComponentName.WithComponentName {
     private static final String TAG = TAG_WITH_CLASS_NAME ? "ServiceRecord" : TAG_AM;
 
     // Maximum number of delivery attempts before giving up.
@@ -757,4 +757,8 @@
             .append(' ').append(shortName).append('}');
         return stringName = sb.toString();
     }
+
+    public ComponentName getComponentName() {
+        return name;
+    }
 }
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index 8212463..cc3a489 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -5971,6 +5971,8 @@
                 mConnectedDevices.remove(deviceKey);
                 return true;
             }
+            Log.w(TAG, "handleDeviceConnection() failed, deviceKey=" + deviceKey + ", deviceSpec="
+                       + deviceSpec + ", connect=" + connect);
         }
         return false;
     }
diff --git a/services/core/java/com/android/server/connectivity/NetworkMonitor.java b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
index 2845383..c81624a 100644
--- a/services/core/java/com/android/server/connectivity/NetworkMonitor.java
+++ b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
@@ -822,9 +822,9 @@
         private void resolveStrictModeHostname() {
             try {
                 // Do a blocking DNS resolution using the network-assigned nameservers.
-                mPrivateDnsConfig = new PrivateDnsConfig(
-                        mPrivateDnsProviderHostname,
-                        mNetwork.getAllByName(mPrivateDnsProviderHostname));
+                final InetAddress[] ips = ResolvUtil.blockingResolveAllLocally(
+                        mNetwork, mPrivateDnsProviderHostname);
+                mPrivateDnsConfig = new PrivateDnsConfig(mPrivateDnsProviderHostname, ips);
             } catch (UnknownHostException uhe) {
                 mPrivateDnsConfig = null;
             }
diff --git a/services/core/java/com/android/server/content/SyncManager.java b/services/core/java/com/android/server/content/SyncManager.java
index decae18..a55870f 100644
--- a/services/core/java/com/android/server/content/SyncManager.java
+++ b/services/core/java/com/android/server/content/SyncManager.java
@@ -1980,6 +1980,9 @@
     }
 
     static String formatTime(long time) {
+        if (time == 0) {
+            return "N/A";
+        }
         Time tobj = new Time();
         tobj.set(time);
         return tobj.format("%Y-%m-%d %H:%M:%S");
@@ -2334,13 +2337,28 @@
             pw.print("]");
             pw.println();
 
+            pw.println("    Per source last syncs:");
+            for (int j = 0; j < SyncStorageEngine.SOURCES.length; j++) {
+                pw.print("      ");
+                pw.print(String.format("%8s", SyncStorageEngine.SOURCES[j]));
+                pw.print("  Success: ");
+                pw.print(formatTime(event.second.perSourceLastSuccessTimes[j]));
+
+                pw.print("  Failure: ");
+                pw.println(formatTime(event.second.perSourceLastFailureTimes[j]));
+            }
+
+            pw.println("    Last syncs:");
             for (int j = 0; j < event.second.getEventCount(); j++) {
-                pw.print("    ");
+                pw.print("      ");
                 pw.print(formatTime(event.second.getEventTime(j)));
                 pw.print(' ');
                 pw.print(event.second.getEvent(j));
                 pw.println();
             }
+            if (event.second.getEventCount() == 0) {
+                pw.println("      N/A");
+            }
         }
     }
 
diff --git a/services/core/java/com/android/server/content/SyncStorageEngine.java b/services/core/java/com/android/server/content/SyncStorageEngine.java
index f54a9a0..6a343f8 100644
--- a/services/core/java/com/android/server/content/SyncStorageEngine.java
+++ b/services/core/java/com/android/server/content/SyncStorageEngine.java
@@ -128,8 +128,13 @@
 
     public static final long NOT_IN_BACKOFF_MODE = -1;
 
-    /** String names for the sync source types. */
-    public static final String[] SOURCES = { "OTHER",
+    /**
+     * String names for the sync source types.
+     *
+     * KEEP THIS AND {@link SyncStatusInfo#SOURCE_COUNT} IN SYNC.
+     */
+    public static final String[] SOURCES = {
+            "OTHER",
             "LOCAL",
             "POLL",
             "USER",
@@ -1231,12 +1236,7 @@
                 if (status.lastSuccessTime == 0 || status.lastFailureTime != 0) {
                     writeStatusNow = true;
                 }
-                status.lastSuccessTime = lastSyncTime;
-                status.lastSuccessSource = item.source;
-                status.lastFailureTime = 0;
-                status.lastFailureSource = -1;
-                status.lastFailureMesg = null;
-                status.initialFailureTime = 0;
+                status.setLastSuccess(item.source, lastSyncTime);
                 ds.successCount++;
                 ds.successTime += elapsedTime;
             } else if (!MESG_CANCELED.equals(resultMessage)) {
@@ -1246,12 +1246,8 @@
                 status.totalStats.numFailures++;
                 status.todayStats.numFailures++;
 
-                status.lastFailureTime = lastSyncTime;
-                status.lastFailureSource = item.source;
-                status.lastFailureMesg = resultMessage;
-                if (status.initialFailureTime == 0) {
-                    status.initialFailureTime = lastSyncTime;
-                }
+                status.setLastFailure(item.source, lastSyncTime, resultMessage);
+
                 ds.failureCount++;
                 ds.failureTime += elapsedTime;
             } else {
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index 53e741e..5948864 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -2397,6 +2397,11 @@
         }
 
         @Override
+        public boolean areChannelsBypassingDnd() {
+            return mRankingHelper.areChannelsBypassingDnd();
+        }
+
+        @Override
         public void clearData(String packageName, int uid, boolean fromApp) throws RemoteException {
             checkCallerIsSystem();
 
@@ -3278,7 +3283,6 @@
                 policy = new Policy(policy.priorityCategories,
                         policy.priorityCallSenders, policy.priorityMessageSenders,
                         newVisualEffects);
-
                 ZenLog.traceSetNotificationPolicy(pkg, applicationInfo.targetSdkVersion, policy);
                 mZenModeHelper.setNotificationPolicy(policy);
             } catch (RemoteException e) {
diff --git a/services/core/java/com/android/server/notification/NotificationRecord.java b/services/core/java/com/android/server/notification/NotificationRecord.java
index 72a1a71..2aec3ea 100644
--- a/services/core/java/com/android/server/notification/NotificationRecord.java
+++ b/services/core/java/com/android/server/notification/NotificationRecord.java
@@ -15,10 +15,6 @@
  */
 package com.android.server.notification;
 
-import static android.app.Notification.EXTRA_AUDIO_CONTENTS_URI;
-import static android.app.Notification.EXTRA_BACKGROUND_IMAGE_URI;
-import static android.app.Notification.EXTRA_HISTORIC_MESSAGES;
-import static android.app.Notification.EXTRA_MESSAGES;
 import static android.app.NotificationChannel.USER_LOCKED_IMPORTANCE;
 import static android.app.NotificationManager.IMPORTANCE_DEFAULT;
 import static android.app.NotificationManager.IMPORTANCE_HIGH;
@@ -32,10 +28,8 @@
 
 import android.annotation.Nullable;
 import android.app.ActivityManager;
-import android.app.ActivityManagerInternal;
 import android.app.IActivityManager;
 import android.app.Notification;
-import android.app.Notification.MessagingStyle;
 import android.app.NotificationChannel;
 import android.content.ContentProvider;
 import android.content.ContentResolver;
@@ -55,7 +49,6 @@
 import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
-import android.os.Parcelable;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.provider.Settings;
@@ -75,7 +68,6 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
-import com.android.internal.util.ArrayUtils;
 import com.android.server.EventLogTags;
 import com.android.server.LocalServices;
 
@@ -1029,36 +1021,14 @@
      */
     private void calculateGrantableUris() {
         final Notification notification = getNotification();
+        notification.visitUris((uri) -> {
+            visitGrantableUri(uri);
+        });
 
-        noteGrantableUri(notification.sound);
         if (notification.getChannelId() != null) {
             NotificationChannel channel = getChannel();
             if (channel != null) {
-                noteGrantableUri(channel.getSound());
-            }
-        }
-
-        final Bundle extras = notification.extras;
-        if (extras != null) {
-            noteGrantableUri(extras.getParcelable(EXTRA_AUDIO_CONTENTS_URI));
-            noteGrantableUri(extras.getParcelable(EXTRA_BACKGROUND_IMAGE_URI));
-        }
-
-        if (MessagingStyle.class.equals(notification.getNotificationStyle()) && extras != null) {
-            final Parcelable[] messages = extras.getParcelableArray(EXTRA_MESSAGES);
-            if (!ArrayUtils.isEmpty(messages)) {
-                for (MessagingStyle.Message message : MessagingStyle.Message
-                        .getMessagesFromBundleArray(messages)) {
-                    noteGrantableUri(message.getDataUri());
-                }
-            }
-
-            final Parcelable[] historic = extras.getParcelableArray(EXTRA_HISTORIC_MESSAGES);
-            if (!ArrayUtils.isEmpty(historic)) {
-                for (MessagingStyle.Message message : MessagingStyle.Message
-                        .getMessagesFromBundleArray(historic)) {
-                    noteGrantableUri(message.getDataUri());
-                }
+                visitGrantableUri(channel.getSound());
             }
         }
     }
@@ -1071,7 +1041,7 @@
      * {@link #mGrantableUris}. Otherwise, this will either log or throw
      * {@link SecurityException} depending on target SDK of enqueuing app.
      */
-    private void noteGrantableUri(Uri uri) {
+    private void visitGrantableUri(Uri uri) {
         if (uri == null || !ContentResolver.SCHEME_CONTENT.equals(uri.getScheme())) return;
 
         // We can't grant Uri permissions from system
diff --git a/services/core/java/com/android/server/notification/RankingHelper.java b/services/core/java/com/android/server/notification/RankingHelper.java
index 89bd660..febce31 100644
--- a/services/core/java/com/android/server/notification/RankingHelper.java
+++ b/services/core/java/com/android/server/notification/RankingHelper.java
@@ -17,13 +17,6 @@
 
 import static android.app.NotificationManager.IMPORTANCE_NONE;
 
-import com.android.internal.R;
-import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.logging.nano.MetricsProto;
-import com.android.internal.util.Preconditions;
-import com.android.internal.util.XmlUtils;
-
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.app.Notification;
@@ -52,6 +45,13 @@
 import android.util.SparseBooleanArray;
 import android.util.proto.ProtoOutputStream;
 
+import com.android.internal.R;
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.logging.nano.MetricsProto;
+import com.android.internal.util.Preconditions;
+import com.android.internal.util.XmlUtils;
+
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
@@ -65,11 +65,11 @@
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
-import java.util.concurrent.ConcurrentHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
+import java.util.concurrent.ConcurrentHashMap;
 
 public class RankingHelper implements RankingConfig {
     private static final String TAG = "RankingHelper";
@@ -127,12 +127,15 @@
     private String mPermissionControllerPackageName;
     private String mServicesSystemSharedLibPackageName;
     private String mSharedSystemSharedLibPackageName;
+    private boolean mAreChannelsBypassingDnd;
+    private ZenModeHelper mZenModeHelper;
 
     public RankingHelper(Context context, PackageManager pm, RankingHandler rankingHandler,
             ZenModeHelper zenHelper, NotificationUsageStats usageStats, String[] extractorNames) {
         mContext = context;
         mRankingHandler = rankingHandler;
         mPm = pm;
+        mZenModeHelper= zenHelper;
 
         mPreliminaryComparator = new NotificationComparator(mContext);
 
@@ -159,6 +162,7 @@
         }
 
         getSignatures();
+        updateChannelsBypassingDnd();
     }
 
     @SuppressWarnings("unchecked")
@@ -648,7 +652,12 @@
             // system apps and dnd access apps can bypass dnd if the user hasn't changed any
             // fields on the channel yet
             if (existing.getUserLockedFields() == 0 && (isSystemApp || hasDndAccess)) {
-                existing.setBypassDnd(channel.canBypassDnd());
+                boolean bypassDnd = channel.canBypassDnd();
+                existing.setBypassDnd(bypassDnd);
+
+                if (bypassDnd != mAreChannelsBypassingDnd) {
+                    updateChannelsBypassingDnd();
+                }
             }
 
             updateConfig();
@@ -675,6 +684,9 @@
         }
 
         r.channels.put(channel.getId(), channel);
+        if (channel.canBypassDnd() != mAreChannelsBypassingDnd) {
+            updateChannelsBypassingDnd();
+        }
         MetricsLogger.action(getChannelLog(channel, pkg).setType(
                 MetricsProto.MetricsEvent.TYPE_OPEN));
     }
@@ -781,6 +793,10 @@
             // only log if there are real changes
             MetricsLogger.action(getChannelLog(updatedChannel, pkg));
         }
+
+        if (updatedChannel.canBypassDnd() != mAreChannelsBypassingDnd) {
+            updateChannelsBypassingDnd();
+        }
         updateConfig();
     }
 
@@ -814,6 +830,10 @@
             LogMaker lm = getChannelLog(channel, pkg);
             lm.setType(MetricsProto.MetricsEvent.TYPE_CLOSE);
             MetricsLogger.action(lm);
+
+            if (mAreChannelsBypassingDnd && channel.canBypassDnd()) {
+                updateChannelsBypassingDnd();
+            }
         }
     }
 
@@ -1026,6 +1046,45 @@
         return count;
     }
 
+    public void updateChannelsBypassingDnd() {
+        synchronized (mRecords) {
+            final int numRecords = mRecords.size();
+            for (int recordIndex = 0; recordIndex < numRecords; recordIndex++) {
+                final Record r = mRecords.valueAt(recordIndex);
+                final int numChannels = r.channels.size();
+
+                for (int channelIndex = 0; channelIndex < numChannels; channelIndex++) {
+                    NotificationChannel channel = r.channels.valueAt(channelIndex);
+                    if (!channel.isDeleted() && channel.canBypassDnd()) {
+                        if (!mAreChannelsBypassingDnd) {
+                            mAreChannelsBypassingDnd = true;
+                            updateZenPolicy(true);
+                        }
+                        return;
+                    }
+                }
+            }
+        }
+
+        if (mAreChannelsBypassingDnd) {
+            mAreChannelsBypassingDnd = false;
+            updateZenPolicy(false);
+        }
+    }
+
+    public void updateZenPolicy(boolean areChannelsBypassingDnd) {
+        NotificationManager.Policy policy = mZenModeHelper.getNotificationPolicy();
+        mZenModeHelper.setNotificationPolicy(new NotificationManager.Policy(
+                policy.priorityCategories, policy.priorityCallSenders,
+                policy.priorityMessageSenders, policy.suppressedVisualEffects,
+                (areChannelsBypassingDnd ? NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND
+                        : 0)));
+    }
+
+    public boolean areChannelsBypassingDnd() {
+        return mAreChannelsBypassingDnd;
+    }
+
     /**
      * Sets importance.
      */
@@ -1225,12 +1284,16 @@
                         if (r.showBadge != DEFAULT_SHOW_BADGE) {
                             record.put("showBadge", Boolean.valueOf(r.showBadge));
                         }
+                        JSONArray channels = new JSONArray();
                         for (NotificationChannel channel : r.channels.values()) {
-                            record.put("channel", channel.toJson());
+                            channels.put(channel.toJson());
                         }
+                        record.put("channels", channels);
+                        JSONArray groups = new JSONArray();
                         for (NotificationChannelGroup group : r.groups.values()) {
-                            record.put("group", group.toJson());
+                            groups.put(group.toJson());
                         }
+                        record.put("groups", groups);
                     } catch (JSONException e) {
                         // pass
                     }
diff --git a/services/core/java/com/android/server/os/SchedulingPolicyService.java b/services/core/java/com/android/server/os/SchedulingPolicyService.java
index e0b8426..c64e745 100644
--- a/services/core/java/com/android/server/os/SchedulingPolicyService.java
+++ b/services/core/java/com/android/server/os/SchedulingPolicyService.java
@@ -18,8 +18,10 @@
 
 import android.content.pm.PackageManager;
 import android.os.Binder;
+import android.os.IBinder;
 import android.os.ISchedulingPolicyService;
 import android.os.Process;
+import android.os.RemoteException;
 import android.util.Log;
 
 /**
@@ -35,7 +37,36 @@
     private static final int PRIORITY_MIN = 1;
     private static final int PRIORITY_MAX = 3;
 
+    private static final String[] MEDIA_PROCESS_NAMES = new String[] {
+            "media.codec", // vendor/bin/hw/android.hardware.media.omx@1.0-service
+    };
+    private final IBinder.DeathRecipient mDeathRecipient = new IBinder.DeathRecipient() {
+        @Override
+        public void binderDied() {
+            requestCpusetBoost(false /*enable*/, null /*client*/);
+        }
+    };
+    // Current process that received a cpuset boost
+    private int mBoostedPid = -1;
+    // Current client registered to the death recipient
+    private IBinder mClient;
+
     public SchedulingPolicyService() {
+        // system_server (our host) could have crashed before. The app may not survive
+        // it, but mediaserver/media.codec could have, and mediaserver probably tried
+        // to disable the boost while we were dead.
+        // We do a restore of media.codec to default cpuset upon service restart to
+        // catch this case. We can't leave media.codec in boosted state, because we've
+        // lost the death recipient of mClient from mediaserver after the restart,
+        // if mediaserver dies in the future we won't have a notification to reset.
+        // (Note that if mediaserver thinks we're in boosted state before the crash,
+        // the state could go out of sync temporarily until mediaserver enables/disable
+        // boost next time, but this won't be a big issue.)
+        int[] nativePids = Process.getPidsForCommands(MEDIA_PROCESS_NAMES);
+        if (nativePids != null && nativePids.length == 1) {
+            mBoostedPid = nativePids[0];
+            disableCpusetBoost(nativePids[0]);
+        }
     }
 
     // TODO(b/35196900) We should pass the period in time units, rather
@@ -74,6 +105,94 @@
         return PackageManager.PERMISSION_GRANTED;
     }
 
+    // Request to move media.codec process between SP_FOREGROUND and SP_TOP_APP.
+    public int requestCpusetBoost(boolean enable, IBinder client) {
+        if (!isPermitted()) {
+            return PackageManager.PERMISSION_DENIED;
+        }
+
+        int[] nativePids = Process.getPidsForCommands(MEDIA_PROCESS_NAMES);
+        if (nativePids == null || nativePids.length != 1) {
+            Log.e(TAG, "requestCpusetBoost: can't find media.codec process");
+            return PackageManager.PERMISSION_DENIED;
+        }
+
+        synchronized (mDeathRecipient) {
+            if (enable) {
+                return enableCpusetBoost(nativePids[0], client);
+            } else {
+                return disableCpusetBoost(nativePids[0]);
+            }
+        }
+    }
+
+    private int enableCpusetBoost(int pid, IBinder client) {
+        if (mBoostedPid == pid) {
+            return PackageManager.PERMISSION_GRANTED;
+        }
+
+        // The mediacodec process has changed, clean up the old pid and
+        // client before we boost the new process, so that the state
+        // is left clean if things go wrong.
+        mBoostedPid = -1;
+        if (mClient != null) {
+            try {
+                mClient.unlinkToDeath(mDeathRecipient, 0);
+            } catch (Exception e) {
+            } finally {
+                mClient = null;
+            }
+        }
+
+        try {
+            client.linkToDeath(mDeathRecipient, 0);
+
+            Log.i(TAG, "Moving " + pid + " to group " + Process.THREAD_GROUP_TOP_APP);
+            Process.setProcessGroup(pid, Process.THREAD_GROUP_TOP_APP);
+
+            mBoostedPid = pid;
+            mClient = client;
+
+            return PackageManager.PERMISSION_GRANTED;
+        } catch (Exception e) {
+            Log.e(TAG, "Failed enableCpusetBoost: " + e);
+            try {
+                // unlink if things go wrong and don't crash.
+                client.unlinkToDeath(mDeathRecipient, 0);
+            } catch (Exception e1) {}
+        }
+
+        return PackageManager.PERMISSION_DENIED;
+    }
+
+    private int disableCpusetBoost(int pid) {
+        int boostedPid = mBoostedPid;
+
+        // Clean up states first.
+        mBoostedPid = -1;
+        if (mClient != null) {
+            try {
+                mClient.unlinkToDeath(mDeathRecipient, 0);
+            } catch (Exception e) {
+            } finally {
+                mClient = null;
+            }
+        }
+
+        // Try restore the old thread group, no need to fail as the
+        // mediacodec process could be dead just now.
+        if (boostedPid == pid) {
+            try {
+                Log.i(TAG, "Moving " + pid + " back to group default");
+                Process.setProcessGroup(pid, Process.THREAD_GROUP_DEFAULT);
+            } catch (Exception e) {
+                Log.w(TAG, "Couldn't move pid " + pid + " back to group default");
+            }
+        }
+
+        return PackageManager.PERMISSION_GRANTED;
+    }
+
     private boolean isPermitted() {
         // schedulerservice hidl
         if (Binder.getCallingPid() == Process.myPid()) {
@@ -81,9 +200,10 @@
         }
 
         switch (Binder.getCallingUid()) {
-        case Process.AUDIOSERVER_UID: // fastcapture, fastmixer
+        case Process.AUDIOSERVER_UID:  // fastcapture, fastmixer
+        case Process.MEDIA_UID:        // mediaserver
         case Process.CAMERASERVER_UID: // camera high frame rate recording
-        case Process.BLUETOOTH_UID: // Bluetooth audio playback
+        case Process.BLUETOOTH_UID:    // Bluetooth audio playback
             return true;
         default:
             return false;
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 50ac4db..9fce12c 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -23603,7 +23603,8 @@
 
         private SigningDetails getSigningDetails(int uid) {
             synchronized (mPackages) {
-                final Object obj = mSettings.getUserIdLPr(uid);
+                final int appId = UserHandle.getAppId(uid);
+                final Object obj = mSettings.getUserIdLPr(appId);
                 if (obj != null) {
                     if (obj instanceof SharedUserSetting) {
                         return ((SharedUserSetting) obj).signatures.mSigningDetails;
diff --git a/services/core/java/com/android/server/wm/AppTransition.java b/services/core/java/com/android/server/wm/AppTransition.java
index ff2f687..a24ac21 100644
--- a/services/core/java/com/android/server/wm/AppTransition.java
+++ b/services/core/java/com/android/server/wm/AppTransition.java
@@ -82,7 +82,6 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.res.Configuration;
-import android.content.res.ResourceId;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.Color;
@@ -556,16 +555,16 @@
     }
 
     Animation loadAnimationAttr(LayoutParams lp, int animAttr) {
-        int anim = ResourceId.ID_NULL;
+        int anim = 0;
         Context context = mContext;
-        if (ResourceId.isValid(animAttr)) {
+        if (animAttr >= 0) {
             AttributeCache.Entry ent = getCachedAnimations(lp);
             if (ent != null) {
                 context = ent.context;
                 anim = ent.array.getResourceId(animAttr, 0);
             }
         }
-        if (ResourceId.isValid(anim)) {
+        if (anim != 0) {
             return AnimationUtils.loadAnimation(context, anim);
         }
         return null;
@@ -573,7 +572,7 @@
 
     Animation loadAnimationRes(LayoutParams lp, int resId) {
         Context context = mContext;
-        if (ResourceId.isValid(resId)) {
+        if (resId >= 0) {
             AttributeCache.Entry ent = getCachedAnimations(lp);
             if (ent != null) {
                 context = ent.context;
@@ -584,16 +583,16 @@
     }
 
     private Animation loadAnimationRes(String packageName, int resId) {
-        int anim = ResourceId.ID_NULL;
+        int anim = 0;
         Context context = mContext;
-        if (ResourceId.isValid(resId)) {
+        if (resId >= 0) {
             AttributeCache.Entry ent = getCachedAnimations(packageName, resId);
             if (ent != null) {
                 context = ent.context;
                 anim = resId;
             }
         }
-        if (ResourceId.isValid(anim)) {
+        if (anim != 0) {
             return AnimationUtils.loadAnimation(context, anim);
         }
         return null;
diff --git a/services/core/java/com/android/server/wm/AppWindowToken.java b/services/core/java/com/android/server/wm/AppWindowToken.java
index 5676f58..a701d42 100644
--- a/services/core/java/com/android/server/wm/AppWindowToken.java
+++ b/services/core/java/com/android/server/wm/AppWindowToken.java
@@ -1662,7 +1662,9 @@
     }
 
     SurfaceControl getAppAnimationLayer() {
-        return getAppAnimationLayer(needsZBoost());
+        return getAppAnimationLayer(isActivityTypeHome() ? ANIMATION_LAYER_HOME
+                : needsZBoost() ? ANIMATION_LAYER_BOOSTED
+                : ANIMATION_LAYER_STANDARD);
     }
 
     @Override
diff --git a/services/core/java/com/android/server/wm/DisplayContent.java b/services/core/java/com/android/server/wm/DisplayContent.java
index 79eb2c9..4fd31ff 100644
--- a/services/core/java/com/android/server/wm/DisplayContent.java
+++ b/services/core/java/com/android/server/wm/DisplayContent.java
@@ -3190,6 +3190,7 @@
          */
         SurfaceControl mAppAnimationLayer = null;
         SurfaceControl mBoostedAppAnimationLayer = null;
+        SurfaceControl mHomeAppAnimationLayer = null;
 
         /**
          * Given that the split-screen divider does not have an AppWindowToken, it
@@ -3552,6 +3553,7 @@
             int layer = 0;
             int layerForAnimationLayer = 0;
             int layerForBoostedAnimationLayer = 0;
+            int layerForHomeAnimationLayer = 0;
 
             for (int state = 0; state <= ALWAYS_ON_TOP_STATE; state++) {
                 for (int i = 0; i < mChildren.size(); i++) {
@@ -3578,6 +3580,9 @@
                         layerForBoostedAnimationLayer = layer++;
                     }
                 }
+                if (state == HOME_STACK_STATE) {
+                    layerForHomeAnimationLayer = layer++;
+                }
             }
             if (mAppAnimationLayer != null) {
                 t.setLayer(mAppAnimationLayer, layerForAnimationLayer);
@@ -3585,11 +3590,22 @@
             if (mBoostedAppAnimationLayer != null) {
                 t.setLayer(mBoostedAppAnimationLayer, layerForBoostedAnimationLayer);
             }
+            if (mHomeAppAnimationLayer != null) {
+                t.setLayer(mHomeAppAnimationLayer, layerForHomeAnimationLayer);
+            }
         }
 
         @Override
-        SurfaceControl getAppAnimationLayer(boolean boosted) {
-            return boosted ? mBoostedAppAnimationLayer : mAppAnimationLayer;
+        SurfaceControl getAppAnimationLayer(@AnimationLayer int animationLayer) {
+            switch (animationLayer) {
+                case ANIMATION_LAYER_BOOSTED:
+                    return mBoostedAppAnimationLayer;
+                case ANIMATION_LAYER_HOME:
+                    return mHomeAppAnimationLayer;
+                case ANIMATION_LAYER_STANDARD:
+                default:
+                    return mAppAnimationLayer;
+            }
         }
 
         SurfaceControl getSplitScreenDividerAnchor() {
@@ -3606,12 +3622,16 @@
                 mBoostedAppAnimationLayer = makeChildSurface(null)
                         .setName("boostedAnimationLayer")
                         .build();
+                mHomeAppAnimationLayer = makeChildSurface(null)
+                        .setName("homeAnimationLayer")
+                        .build();
                 mSplitScreenDividerAnchor = makeChildSurface(null)
                         .setName("splitScreenDividerAnchor")
                         .build();
                 getPendingTransaction()
                         .show(mAppAnimationLayer)
                         .show(mBoostedAppAnimationLayer)
+                        .show(mHomeAppAnimationLayer)
                         .show(mSplitScreenDividerAnchor);
                 scheduleAnimation();
             } else {
@@ -3619,6 +3639,8 @@
                 mAppAnimationLayer = null;
                 mBoostedAppAnimationLayer.destroy();
                 mBoostedAppAnimationLayer = null;
+                mHomeAppAnimationLayer.destroy();
+                mHomeAppAnimationLayer = null;
                 mSplitScreenDividerAnchor.destroy();
                 mSplitScreenDividerAnchor = null;
             }
diff --git a/services/core/java/com/android/server/wm/Task.java b/services/core/java/com/android/server/wm/Task.java
index 95223d8..f87538a 100644
--- a/services/core/java/com/android/server/wm/Task.java
+++ b/services/core/java/com/android/server/wm/Task.java
@@ -564,7 +564,7 @@
     public SurfaceControl getAnimationLeashParent() {
         // Reparent to the animation layer so that we aren't clipped by the non-minimized
         // stack bounds, currently we only animate the task for the recents animation
-        return getAppAnimationLayer(false /* boosted */);
+        return getAppAnimationLayer(ANIMATION_LAYER_STANDARD);
     }
 
     boolean isTaskAnimating() {
diff --git a/services/core/java/com/android/server/wm/WindowContainer.java b/services/core/java/com/android/server/wm/WindowContainer.java
index 60e7c0d..331a0bd 100644
--- a/services/core/java/com/android/server/wm/WindowContainer.java
+++ b/services/core/java/com/android/server/wm/WindowContainer.java
@@ -29,6 +29,8 @@
 import static com.android.server.wm.WindowContainerProto.VISIBLE;
 
 import android.annotation.CallSuper;
+import android.annotation.IntDef;
+import android.app.WindowConfiguration;
 import android.content.res.Configuration;
 import android.graphics.Point;
 import android.graphics.Rect;
@@ -60,6 +62,25 @@
 
     private static final String TAG = TAG_WITH_CLASS_NAME ? "WindowContainer" : TAG_WM;
 
+    /** Animation layer that happens above all animating {@link TaskStack}s. */
+    static final int ANIMATION_LAYER_STANDARD = 0;
+
+    /** Animation layer that happens above all {@link TaskStack}s. */
+    static final int ANIMATION_LAYER_BOOSTED = 1;
+
+    /**
+     * Animation layer that is reserved for {@link WindowConfiguration#ACTIVITY_TYPE_HOME}
+     * activities that happens below all {@link TaskStack}s.
+     */
+    static final int ANIMATION_LAYER_HOME = 2;
+
+    @IntDef(prefix = { "ANIMATION_LAYER_" }, value = {
+            ANIMATION_LAYER_STANDARD,
+            ANIMATION_LAYER_BOOSTED,
+            ANIMATION_LAYER_HOME,
+    })
+    @interface AnimationLayer {}
+
     static final int POSITION_TOP = Integer.MAX_VALUE;
     static final int POSITION_BOTTOM = Integer.MIN_VALUE;
 
@@ -1125,15 +1146,12 @@
     }
 
     /**
-     * @param boosted If true, returns an animation layer that happens above all {@link TaskStack}s
-     *                Otherwise, the layer will be positioned above all animating
-     *                {@link TaskStack}s.
      * @return The layer on which all app animations are happening.
      */
-    SurfaceControl getAppAnimationLayer(boolean boosted) {
+    SurfaceControl getAppAnimationLayer(@AnimationLayer int animationLayer) {
         final WindowContainer parent = getParent();
         if (parent != null) {
-            return parent.getAppAnimationLayer(boosted);
+            return parent.getAppAnimationLayer(animationLayer);
         }
         return null;
     }
diff --git a/services/net/java/android/net/ip/IpClient.java b/services/net/java/android/net/ip/IpClient.java
index 87249df..9fdb31e 100644
--- a/services/net/java/android/net/ip/IpClient.java
+++ b/services/net/java/android/net/ip/IpClient.java
@@ -16,6 +16,7 @@
 
 package android.net.ip;
 
+import com.android.internal.util.HexDump;
 import com.android.internal.util.MessageUtils;
 import com.android.internal.util.WakeupMessage;
 
@@ -142,6 +143,12 @@
         // Install an APF program to filter incoming packets.
         public void installPacketFilter(byte[] filter) {}
 
+        // Asynchronously read back the APF program & data buffer from the wifi driver.
+        // Due to Wifi HAL limitations, the current implementation only supports dumping the entire
+        // buffer. In response to this request, the driver returns the data buffer asynchronously
+        // by sending an IpClient#EVENT_READ_PACKET_FILTER_COMPLETE message.
+        public void startReadPacketFilter() {}
+
         // If multicast filtering cannot be accomplished with APF, this function will be called to
         // actuate multicast filtering using another means.
         public void setFallbackMulticastFilter(boolean enabled) {}
@@ -248,6 +255,11 @@
             log("installPacketFilter(byte[" + filter.length + "])");
         }
         @Override
+        public void startReadPacketFilter() {
+            mCallback.startReadPacketFilter();
+            log("startReadPacketFilter()");
+        }
+        @Override
         public void setFallbackMulticastFilter(boolean enabled) {
             mCallback.setFallbackMulticastFilter(enabled);
             log("setFallbackMulticastFilter(" + enabled + ")");
@@ -559,6 +571,7 @@
     private static final int CMD_SET_MULTICAST_FILTER             = 9;
     private static final int EVENT_PROVISIONING_TIMEOUT           = 10;
     private static final int EVENT_DHCPACTION_TIMEOUT             = 11;
+    private static final int EVENT_READ_PACKET_FILTER_COMPLETE    = 12;
 
     private static final int MAX_LOG_RECORDS = 500;
     private static final int MAX_PACKET_RECORDS = 100;
@@ -611,6 +624,7 @@
     private ApfFilter mApfFilter;
     private boolean mMulticastFiltering;
     private long mStartTimeMillis;
+    private byte[] mApfDataSnapshot;
 
     public static class Dependencies {
         public INetworkManagementService getNMS() {
@@ -823,6 +837,10 @@
         sendMessage(EVENT_PRE_DHCP_ACTION_COMPLETE);
     }
 
+    public void readPacketFilterComplete(byte[] data) {
+        sendMessage(EVENT_READ_PACKET_FILTER_COMPLETE, data);
+    }
+
     /**
      * Set the TCP buffer sizes to use.
      *
@@ -863,6 +881,7 @@
         final ProvisioningConfiguration provisioningConfig = mConfiguration;
         final ApfCapabilities apfCapabilities = (provisioningConfig != null)
                 ? provisioningConfig.mApfCapabilities : null;
+        final byte[] apfDataSnapshot = mApfDataSnapshot;
 
         IndentingPrintWriter pw = new IndentingPrintWriter(writer, "  ");
         pw.println(mTag + " APF dump:");
@@ -880,6 +899,14 @@
             }
         }
         pw.decreaseIndent();
+        pw.println(mTag + " latest APF data snapshot: ");
+        pw.increaseIndent();
+        if (apfDataSnapshot != null) {
+            pw.println(HexDump.dumpHexString(apfDataSnapshot));
+        } else {
+            pw.println("No last snapshot.");
+        }
+        pw.decreaseIndent();
 
         pw.println();
         pw.println(mTag + " current ProvisioningConfiguration:");
@@ -1676,6 +1703,11 @@
                     break;
                 }
 
+                case EVENT_READ_PACKET_FILTER_COMPLETE: {
+                    mApfDataSnapshot = (byte[]) msg.obj;
+                    break;
+                }
+
                 case EVENT_DHCPACTION_TIMEOUT:
                     stopDhcpAction();
                     break;
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java b/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
index bda6b8a..8183a74 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
@@ -172,9 +172,13 @@
         when(mTestIContentProvider.uncanonicalize(any(), eq(CANONICAL_SOUND_URI)))
                 .thenReturn(SOUND_URI);
 
-        mHelper = new RankingHelper(getContext(), mPm, mHandler, mock(ZenModeHelper.class),
+        ZenModeHelper mockZenModeHelper = mock(ZenModeHelper.class);
+        mHelper = new RankingHelper(getContext(), mPm, mHandler, mockZenModeHelper,
                 mUsageStats, new String[] {ImportanceExtractor.class.getName()});
 
+        when(mockZenModeHelper.getNotificationPolicy()).thenReturn(new NotificationManager.Policy(
+                0, 0, 0));
+
         mNotiGroupGSortA = new Notification.Builder(mContext, TEST_CHANNEL_ID)
                 .setContentTitle("A")
                 .setGroup("G")
@@ -1129,6 +1133,50 @@
     }
 
     @Test
+    public void testCreateAndDeleteCanChannelsBypassDnd() throws Exception {
+        // create notification channel that can't bypass dnd
+        // expected result: areChannelsBypassingDnd = false
+        NotificationChannel channel = new NotificationChannel("id1", "name1", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+
+        //  create notification channel that can bypass dnd
+        // expected result: areChannelsBypassingDnd = true
+        NotificationChannel channel2 = new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel2.setBypassDnd(true);
+        mHelper.createNotificationChannel(PKG, UID, channel2, true, true);
+        assertTrue(mHelper.areChannelsBypassingDnd());
+
+        // delete channels
+        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
+        assertTrue(mHelper.areChannelsBypassingDnd()); // channel2 can still bypass DND
+        mHelper.deleteNotificationChannel(PKG, UID, channel2.getId());
+        assertFalse(mHelper.areChannelsBypassingDnd());
+
+    }
+
+    @Test
+    public void testUpdateCanChannelsBypassDnd() throws Exception {
+        // create notification channel that can't bypass dnd
+        // expected result: areChannelsBypassingDnd = false
+        NotificationChannel channel = new NotificationChannel("id1", "name1", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+
+        // update channel so it CAN bypass dnd:
+        // expected result: areChannelsBypassingDnd = true
+        channel.setBypassDnd(true);
+        mHelper.updateNotificationChannel(PKG, UID, channel, true);
+        assertTrue(mHelper.areChannelsBypassingDnd());
+
+        // update channel so it can't bypass dnd:
+        // expected result: areChannelsBypassingDnd = false
+        channel.setBypassDnd(false);
+        mHelper.updateNotificationChannel(PKG, UID, channel, true);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+    }
+
+    @Test
     public void testCreateDeletedChannel() throws Exception {
         long[] vibration = new long[]{100, 67, 145, 156};
         NotificationChannel channel =
diff --git a/services/usage/java/com/android/server/usage/AppStandbyController.java b/services/usage/java/com/android/server/usage/AppStandbyController.java
index 5f01518..920a605 100644
--- a/services/usage/java/com/android/server/usage/AppStandbyController.java
+++ b/services/usage/java/com/android/server/usage/AppStandbyController.java
@@ -63,6 +63,10 @@
 import android.content.pm.ParceledListSlice;
 import android.database.ContentObserver;
 import android.hardware.display.DisplayManager;
+import android.net.ConnectivityManager;
+import android.net.Network;
+import android.net.NetworkInfo;
+import android.net.NetworkRequest;
 import android.net.NetworkScoreManager;
 import android.os.BatteryManager;
 import android.os.BatteryStats;
@@ -191,6 +195,7 @@
 
     long mCheckIdleIntervalMillis;
     long mAppIdleParoleIntervalMillis;
+    long mAppIdleParoleWindowMillis;
     long mAppIdleParoleDurationMillis;
     long[] mAppStandbyScreenThresholds = SCREEN_TIME_THRESHOLDS;
     long[] mAppStandbyElapsedThresholds = ELAPSED_TIME_THRESHOLDS;
@@ -227,6 +232,7 @@
     // TODO: Provide a mechanism to set an external bucketing service
 
     private AppWidgetManager mAppWidgetManager;
+    private ConnectivityManager mConnectivityManager;
     private PowerManager mPowerManager;
     private PackageManager mPackageManager;
     Injector mInjector;
@@ -326,6 +332,7 @@
             settingsObserver.updateSettings();
 
             mAppWidgetManager = mContext.getSystemService(AppWidgetManager.class);
+            mConnectivityManager = mContext.getSystemService(ConnectivityManager.class);
             mPowerManager = mContext.getSystemService(PowerManager.class);
 
             mInjector.registerDisplayListener(mDisplayListener, mHandler);
@@ -414,7 +421,7 @@
                     postParoleEndTimeout();
                 } else {
                     mLastAppIdleParoledTime = now;
-                    postNextParoleTimeout(now);
+                    postNextParoleTimeout(now, false);
                 }
                 postParoleStateChanged();
             }
@@ -428,13 +435,18 @@
         }
     }
 
-    private void postNextParoleTimeout(long now) {
+    private void postNextParoleTimeout(long now, boolean forced) {
         if (DEBUG) Slog.d(TAG, "Posting MSG_CHECK_PAROLE_TIMEOUT");
         mHandler.removeMessages(MSG_CHECK_PAROLE_TIMEOUT);
         // Compute when the next parole needs to happen. We check more frequently than necessary
         // since the message handler delays are based on elapsedRealTime and not wallclock time.
         // The comparison is done in wallclock time.
         long timeLeft = (mLastAppIdleParoledTime + mAppIdleParoleIntervalMillis) - now;
+        if (forced) {
+            // Set next timeout for the end of the parole window
+            // If parole is not set by the end of the window it will be forced
+            timeLeft += mAppIdleParoleWindowMillis;
+        }
         if (timeLeft < 0) {
             timeLeft = 0;
         }
@@ -653,23 +665,49 @@
         return THRESHOLD_BUCKETS[bucketIndex];
     }
 
-    /** Check if it's been a while since last parole and let idle apps do some work */
+    /**
+     * Check if it's been a while since last parole and let idle apps do some work.
+     * If network is not available, delay parole until it is available up until the end of the
+     * parole window. Force the parole to be set if end of the parole window is reached.
+     */
     void checkParoleTimeout() {
         boolean setParoled = false;
+        boolean waitForNetwork = false;
+        NetworkInfo activeNetwork = mConnectivityManager.getActiveNetworkInfo();
+        boolean networkActive = activeNetwork != null &&
+                activeNetwork.isConnected();
+
         synchronized (mAppIdleLock) {
             final long now = mInjector.currentTimeMillis();
             if (!mAppIdleTempParoled) {
                 final long timeSinceLastParole = now - mLastAppIdleParoledTime;
                 if (timeSinceLastParole > mAppIdleParoleIntervalMillis) {
                     if (DEBUG) Slog.d(TAG, "Crossed default parole interval");
-                    setParoled = true;
+                    if (networkActive) {
+                        // If network is active set parole
+                        setParoled = true;
+                    } else {
+                        if (timeSinceLastParole
+                                > mAppIdleParoleIntervalMillis + mAppIdleParoleWindowMillis) {
+                            if (DEBUG) Slog.d(TAG, "Crossed end of parole window, force parole");
+                            setParoled = true;
+                        } else {
+                            if (DEBUG) Slog.d(TAG, "Network unavailable, delaying parole");
+                            waitForNetwork = true;
+                            postNextParoleTimeout(now, true);
+                        }
+                    }
                 } else {
                     if (DEBUG) Slog.d(TAG, "Not long enough to go to parole");
-                    postNextParoleTimeout(now);
+                    postNextParoleTimeout(now, false);
                 }
             }
         }
+        if (waitForNetwork) {
+            mConnectivityManager.registerNetworkCallback(mNetworkRequest, mNetworkCallback);
+        }
         if (setParoled) {
+            // Set parole if network is available
             setAppIdleParoled(true);
         }
     }
@@ -1321,6 +1359,10 @@
         TimeUtils.formatDuration(mAppIdleParoleIntervalMillis, pw);
         pw.println();
 
+        pw.print("  mAppIdleParoleWindowMillis=");
+        TimeUtils.formatDuration(mAppIdleParoleWindowMillis, pw);
+        pw.println();
+
         pw.print("  mAppIdleParoleDurationMillis=");
         TimeUtils.formatDuration(mAppIdleParoleDurationMillis, pw);
         pw.println();
@@ -1537,6 +1579,17 @@
         }
     }
 
+    private final NetworkRequest mNetworkRequest = new NetworkRequest.Builder().build();
+
+    private final ConnectivityManager.NetworkCallback mNetworkCallback
+            = new ConnectivityManager.NetworkCallback() {
+        @Override
+        public void onAvailable(Network network) {
+            mConnectivityManager.unregisterNetworkCallback(this);
+            checkParoleTimeout();
+        }
+    };
+
     private final DisplayManager.DisplayListener mDisplayListener
             = new DisplayManager.DisplayListener() {
 
@@ -1569,6 +1622,7 @@
         private static final String KEY_IDLE_DURATION = "idle_duration2";
         private static final String KEY_WALLCLOCK_THRESHOLD = "wallclock_threshold";
         private static final String KEY_PAROLE_INTERVAL = "parole_interval";
+        private static final String KEY_PAROLE_WINDOW = "parole_window";
         private static final String KEY_PAROLE_DURATION = "parole_duration";
         private static final String KEY_SCREEN_TIME_THRESHOLDS = "screen_thresholds";
         private static final String KEY_ELAPSED_TIME_THRESHOLDS = "elapsed_thresholds";
@@ -1635,6 +1689,10 @@
                 mAppIdleParoleIntervalMillis = mParser.getDurationMillis(KEY_PAROLE_INTERVAL,
                         COMPRESS_TIME ? ONE_MINUTE * 10 : 24 * 60 * ONE_MINUTE);
 
+                // Default: 2 hours to wait on network
+                mAppIdleParoleWindowMillis = mParser.getDurationMillis(KEY_PAROLE_WINDOW,
+                        COMPRESS_TIME ? ONE_MINUTE * 2 : 2 * 60 * ONE_MINUTE);
+
                 mAppIdleParoleDurationMillis = mParser.getDurationMillis(KEY_PAROLE_DURATION,
                         COMPRESS_TIME ? ONE_MINUTE : 10 * ONE_MINUTE); // 10 minutes
 
diff --git a/services/usage/java/com/android/server/usage/UsageStatsService.java b/services/usage/java/com/android/server/usage/UsageStatsService.java
index f9fa336..f777f1d 100644
--- a/services/usage/java/com/android/server/usage/UsageStatsService.java
+++ b/services/usage/java/com/android/server/usage/UsageStatsService.java
@@ -62,6 +62,7 @@
 import android.util.SparseArray;
 import android.util.SparseIntArray;
 
+import com.android.internal.content.PackageMonitor;
 import com.android.internal.os.BackgroundThread;
 import com.android.internal.util.DumpUtils;
 import com.android.internal.util.IndentingPrintWriter;
@@ -112,6 +113,7 @@
     UserManager mUserManager;
     PackageManager mPackageManager;
     PackageManagerInternal mPackageManagerInternal;
+    PackageMonitor mPackageMonitor;
     IDeviceIdleController mDeviceIdleController;
     DevicePolicyManagerInternal mDpmInternal;
 
@@ -843,14 +845,19 @@
             } catch (RemoteException re) {
                 throw re.rethrowFromSystemServer();
             }
+            final int packageUid = mPackageManagerInternal.getPackageUid(packageName,
+                    PackageManager.MATCH_ANY_USER, userId);
             // If the calling app is asking about itself, continue, else check for permission.
-            if (mPackageManagerInternal.getPackageUid(packageName, PackageManager.MATCH_ANY_USER,
-                    userId) != callingUid) {
+            if (packageUid != callingUid) {
                 if (!hasPermission(callingPackage)) {
                     throw new SecurityException(
                             "Don't have permission to query app standby bucket");
                 }
             }
+            if (packageUid < 0) {
+                throw new IllegalArgumentException(
+                        "Cannot get standby bucket for non existent package (" + packageName + ")");
+            }
             final boolean obfuscateInstantApps = shouldObfuscateInstantAppsForCaller(callingUid,
                     userId);
             final long token = Binder.clearCallingIdentity();
@@ -886,11 +893,17 @@
                     : UsageStatsManager.REASON_MAIN_PREDICTED;
             final long token = Binder.clearCallingIdentity();
             try {
+                final int packageUid = mPackageManagerInternal.getPackageUid(packageName,
+                        PackageManager.MATCH_ANY_USER, userId);
                 // Caller cannot set their own standby state
-                if (mPackageManagerInternal.getPackageUid(packageName,
-                        PackageManager.MATCH_ANY_USER, userId) == callingUid) {
+                if (packageUid == callingUid) {
                     throw new IllegalArgumentException("Cannot set your own standby bucket");
                 }
+                if (packageUid < 0) {
+                    throw new IllegalArgumentException(
+                            "Cannot set standby bucket for non existent package (" + packageName
+                                    + ")");
+                }
                 mAppStandby.setAppStandbyBucket(packageName, userId, bucket, reason,
                         SystemClock.elapsedRealtime());
             } finally {
diff --git a/tools/aapt2/ResourceParser.cpp b/tools/aapt2/ResourceParser.cpp
index 1b6f882..19c6c31 100644
--- a/tools/aapt2/ResourceParser.cpp
+++ b/tools/aapt2/ResourceParser.cpp
@@ -586,7 +586,29 @@
 
     out_resource->name.type = ResourceType::kId;
     out_resource->name.entry = maybe_name.value().to_string();
-    out_resource->value = util::make_unique<Id>();
+
+    // Ids either represent a unique resource id or reference another resource id
+    auto item = ParseItem(parser, out_resource, resource_format);
+    if (!item) {
+      return false;
+    }
+
+    String* empty = ValueCast<String>(out_resource->value.get());
+    if (empty && *empty->value == "") {
+      // If no inner element exists, represent a unique identifier
+      out_resource->value = util::make_unique<Id>();
+    } else {
+      // If an inner element exists, the inner element must be a reference to
+      // another resource id
+      Reference* ref = ValueCast<Reference>(out_resource->value.get());
+      if (!ref || ref->name.value().type != ResourceType::kId) {
+        diag_->Error(DiagMessage(out_resource->source)
+                         << "<" << parser->element_name()
+                         << "> inner element must either be a resource reference or empty");
+        return false;
+      }
+    }
+
     return true;
   }
 
diff --git a/tools/aapt2/ResourceParser_test.cpp b/tools/aapt2/ResourceParser_test.cpp
index fc1aeaa..c12b9fa 100644
--- a/tools/aapt2/ResourceParser_test.cpp
+++ b/tools/aapt2/ResourceParser_test.cpp
@@ -933,4 +933,32 @@
   EXPECT_FALSE(TestParse(input));
 }
 
+TEST_F(ResourceParserTest, ParseIdItem) {
+  std::string input = R"(
+    <item name="foo" type="id">@id/bar</item>
+    <item name="bar" type="id"/>
+    <item name="baz" type="id"></item>)";
+  ASSERT_TRUE(TestParse(input));
+
+  ASSERT_THAT(test::GetValue<Reference>(&table_, "id/foo"), NotNull());
+  ASSERT_THAT(test::GetValue<Id>(&table_, "id/bar"), NotNull());
+  ASSERT_THAT(test::GetValue<Id>(&table_, "id/baz"), NotNull());
+
+  // Reject attribute references
+  input = R"(<item name="foo2" type="id">?attr/bar"</item>)";
+  ASSERT_FALSE(TestParse(input));
+
+  // Reject non-references
+  input = R"(<item name="foo3" type="id">0x7f010001</item>)";
+  ASSERT_FALSE(TestParse(input));
+  input = R"(<item name="foo4" type="id">@drawable/my_image</item>)";
+  ASSERT_FALSE(TestParse(input));
+  input = R"(<item name="foo5" type="id"><string name="biz"></string></item>)";
+  ASSERT_FALSE(TestParse(input));
+
+  // Ids that reference other resource ids cannot be public
+  input = R"(<public name="foo6" type="id">@id/bar6</item>)";
+  ASSERT_FALSE(TestParse(input));
+}
+
 }  // namespace aapt