Merge "Camera2: Temporarily remove surface size 0 check"
diff --git a/Android.mk b/Android.mk
index 22323c5..1da4783 100644
--- a/Android.mk
+++ b/Android.mk
@@ -265,8 +265,9 @@
 	core/java/android/security/keymaster/IKeyAttestationApplicationIdProvider.aidl \
 	core/java/android/service/autofill/IAutoFillAppCallback.aidl \
 	core/java/android/service/autofill/IAutoFillManagerService.aidl \
-	core/java/android/service/autofill/IAutoFillServerCallback.aidl \
 	core/java/android/service/autofill/IAutoFillService.aidl \
+	core/java/android/service/autofill/IFillCallback.aidl \
+	core/java/android/service/autofill/ISaveCallback.aidl \
 	core/java/android/service/carrier/ICarrierService.aidl \
 	core/java/android/service/carrier/ICarrierMessagingCallback.aidl \
 	core/java/android/service/carrier/ICarrierMessagingService.aidl \
diff --git a/api/current.txt b/api/current.txt
index eca3c27..8ee6ef8 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -5046,14 +5046,19 @@
     ctor public Notification(android.os.Parcel);
     method public android.app.Notification clone();
     method public int describeContents();
+    method public int getBadgeIcon();
     method public java.lang.String getChannel();
     method public java.lang.String getGroup();
     method public android.graphics.drawable.Icon getLargeIcon();
+    method public java.lang.String getShortcutId();
     method public android.graphics.drawable.Icon getSmallIcon();
     method public java.lang.String getSortKey();
     method public long getTimeout();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final android.media.AudioAttributes AUDIO_ATTRIBUTES_DEFAULT;
+    field public static final int BADGE_ICON_LARGE = 2; // 0x2
+    field public static final int BADGE_ICON_NONE = 0; // 0x0
+    field public static final int BADGE_ICON_SMALL = 1; // 0x1
     field public static final java.lang.String CATEGORY_ALARM = "alarm";
     field public static final java.lang.String CATEGORY_CALL = "call";
     field public static final java.lang.String CATEGORY_EMAIL = "email";
@@ -5145,7 +5150,7 @@
     field public deprecated int ledARGB;
     field public deprecated int ledOffMS;
     field public deprecated int ledOnMS;
-    field public deprecated int number;
+    field public int number;
     field public deprecated int priority;
     field public android.app.Notification publicVersion;
     field public deprecated android.net.Uri sound;
@@ -5233,6 +5238,7 @@
     method public android.app.Notification.Builder addExtras(android.os.Bundle);
     method public android.app.Notification.Builder addPerson(java.lang.String);
     method public android.app.Notification build();
+    method public android.app.Notification.Builder chooseBadgeIcon(int);
     method public android.widget.RemoteViews createBigContentView();
     method public android.widget.RemoteViews createContentView();
     method public android.widget.RemoteViews createHeadsUpContentView();
@@ -5265,13 +5271,14 @@
     method public android.app.Notification.Builder setLargeIcon(android.graphics.drawable.Icon);
     method public deprecated android.app.Notification.Builder setLights(int, int, int);
     method public android.app.Notification.Builder setLocalOnly(boolean);
-    method public deprecated android.app.Notification.Builder setNumber(int);
+    method public android.app.Notification.Builder setNumber(int);
     method public android.app.Notification.Builder setOngoing(boolean);
     method public android.app.Notification.Builder setOnlyAlertOnce(boolean);
     method public deprecated android.app.Notification.Builder setPriority(int);
     method public android.app.Notification.Builder setProgress(int, int, boolean);
     method public android.app.Notification.Builder setPublicVersion(android.app.Notification);
     method public android.app.Notification.Builder setRemoteInputHistory(java.lang.CharSequence[]);
+    method public android.app.Notification.Builder setShortcutId(java.lang.String);
     method public android.app.Notification.Builder setShowWhen(boolean);
     method public android.app.Notification.Builder setSmallIcon(int);
     method public android.app.Notification.Builder setSmallIcon(int, int);
@@ -9092,6 +9099,10 @@
     field public static final java.lang.String EXTRA_ASSIST_INPUT_HINT_KEYBOARD = "android.intent.extra.ASSIST_INPUT_HINT_KEYBOARD";
     field public static final java.lang.String EXTRA_ASSIST_PACKAGE = "android.intent.extra.ASSIST_PACKAGE";
     field public static final java.lang.String EXTRA_ASSIST_UID = "android.intent.extra.ASSIST_UID";
+    field public static final java.lang.String EXTRA_AUTO_FILL_ASSIST_STRUCTURE = "android.intent.extra.AUTO_FILL_ASSIST_STRUCTURE";
+    field public static final java.lang.String EXTRA_AUTO_FILL_CALLBACK = "android.intent.extra.AUTO_FILL_CALLBACK";
+    field public static final java.lang.String EXTRA_AUTO_FILL_EXTRAS = "android.intent.extra.AUTO_FILL_EXTRAS";
+    field public static final java.lang.String EXTRA_AUTO_FILL_ITEM_ID = "android.intent.extra.AUTO_FILL_ITEM_ID";
     field public static final java.lang.String EXTRA_BCC = "android.intent.extra.BCC";
     field public static final java.lang.String EXTRA_BUG_REPORT = "android.intent.extra.BUG_REPORT";
     field public static final java.lang.String EXTRA_CC = "android.intent.extra.CC";
@@ -10327,6 +10338,7 @@
     field public static final java.lang.String FEATURE_VERIFIED_BOOT = "android.software.verified_boot";
     field public static final java.lang.String FEATURE_VR_MODE = "android.software.vr.mode";
     field public static final java.lang.String FEATURE_VR_MODE_HIGH_PERFORMANCE = "android.hardware.vr.high_performance";
+    field public static final java.lang.String FEATURE_VULKAN_HARDWARE_COMPUTE = "android.hardware.vulkan.compute";
     field public static final java.lang.String FEATURE_VULKAN_HARDWARE_LEVEL = "android.hardware.vulkan.level";
     field public static final java.lang.String FEATURE_VULKAN_HARDWARE_VERSION = "android.hardware.vulkan.version";
     field public static final java.lang.String FEATURE_WATCH = "android.hardware.type.watch";
@@ -20443,6 +20455,7 @@
     method public int getContentType();
     method public int getFlags();
     method public int getUsage();
+    method public static int getVolumeControlStream(android.media.AudioAttributes);
     method public void writeToParcel(android.os.Parcel, int);
     field public static final int CONTENT_TYPE_MOVIE = 3; // 0x3
     field public static final int CONTENT_TYPE_MUSIC = 2; // 0x2
@@ -23586,6 +23599,8 @@
 
   public final class MediaController {
     ctor public MediaController(android.content.Context, android.media.session.MediaSession.Token);
+    method public void addQueueItem(android.media.MediaDescription);
+    method public void addQueueItem(android.media.MediaDescription, int);
     method public void adjustVolume(int, int);
     method public boolean dispatchMediaButtonEvent(android.view.KeyEvent);
     method public android.os.Bundle getExtras();
@@ -23604,6 +23619,8 @@
     method public boolean isShuffleModeEnabled();
     method public void registerCallback(android.media.session.MediaController.Callback);
     method public void registerCallback(android.media.session.MediaController.Callback, android.os.Handler);
+    method public void removeQueueItem(android.media.MediaDescription);
+    method public void removeQueueItemAt(int);
     method public void sendCommand(java.lang.String, android.os.Bundle, android.os.ResultReceiver);
     method public void setVolumeTo(int, int);
     method public void unregisterCallback(android.media.session.MediaController.Callback);
@@ -23681,11 +23698,14 @@
     method public void setSessionActivity(android.app.PendingIntent);
     method public void setShuffleModeEnabled(boolean);
     field public static final int FLAG_HANDLES_MEDIA_BUTTONS = 1; // 0x1
+    field public static final int FLAG_HANDLES_QUEUE_COMMANDS = 4; // 0x4
     field public static final int FLAG_HANDLES_TRANSPORT_CONTROLS = 2; // 0x2
   }
 
   public static abstract class MediaSession.Callback {
     ctor public MediaSession.Callback();
+    method public void onAddQueueItem(android.media.MediaDescription);
+    method public void onAddQueueItem(android.media.MediaDescription, int);
     method public void onCommand(java.lang.String, android.os.Bundle, android.os.ResultReceiver);
     method public void onCustomAction(java.lang.String, android.os.Bundle);
     method public void onFastForward();
@@ -23699,6 +23719,8 @@
     method public void onPrepareFromMediaId(java.lang.String, android.os.Bundle);
     method public void onPrepareFromSearch(java.lang.String, android.os.Bundle);
     method public void onPrepareFromUri(android.net.Uri, android.os.Bundle);
+    method public void onRemoveQueueItem(android.media.MediaDescription);
+    method public void onRemoveQueueItemAt(int);
     method public void onRewind();
     method public void onSeekTo(long);
     method public void onSetRating(android.media.Rating);
@@ -36096,26 +36118,19 @@
     ctor public AutoFillService();
     method public final android.os.IBinder onBind(android.content.Intent);
     method public void onConnected();
-    method public void onDatasetAuthenticationRequest(android.os.Bundle, int);
     method public void onDisconnected();
     method public abstract void onFillRequest(android.app.assist.AssistStructure, android.os.Bundle, android.os.CancellationSignal, android.service.autofill.FillCallback);
-    method public void onFillResponseAuthenticationRequest(android.os.Bundle, int);
     method public abstract void onSaveRequest(android.app.assist.AssistStructure, android.os.Bundle, android.service.autofill.SaveCallback);
-    field public static final java.lang.String EXTRA_DATASET_EXTRAS = "android.service.autofill.extra.DATASET_EXTRAS";
-    field public static final java.lang.String EXTRA_RESPONSE_EXTRAS = "android.service.autofill.extra.RESPONSE_EXTRAS";
-    field public static final int FLAG_AUTHENTICATION_ERROR = 4; // 0x4
-    field public static final int FLAG_AUTHENTICATION_REQUESTED = 1; // 0x1
-    field public static final int FLAG_AUTHENTICATION_SUCCESS = 2; // 0x2
-    field public static final int FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE = 8; // 0x8
     field public static final java.lang.String SERVICE_INTERFACE = "android.service.autofill.AutoFillService";
     field public static final java.lang.String SERVICE_META_DATA = "android.autofill";
   }
 
-  public final class FillCallback {
-    method public void onDatasetAuthentication(android.view.autofill.Dataset, int);
+  public final class FillCallback implements android.os.Parcelable {
+    method public int describeContents();
     method public void onFailure(java.lang.CharSequence);
-    method public void onFillResponseAuthentication(int);
     method public void onSuccess(android.view.autofill.FillResponse);
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.service.autofill.FillCallback> CREATOR;
   }
 
   public final class SaveCallback {
@@ -41952,6 +41967,15 @@
     method public android.transition.TransitionManager inflateTransitionManager(int, android.view.ViewGroup);
   }
 
+  public abstract class TransitionListenerAdapter implements android.transition.Transition.TransitionListener {
+    ctor public TransitionListenerAdapter();
+    method public void onTransitionCancel(android.transition.Transition);
+    method public void onTransitionEnd(android.transition.Transition);
+    method public void onTransitionPause(android.transition.Transition);
+    method public void onTransitionResume(android.transition.Transition);
+    method public void onTransitionStart(android.transition.Transition);
+  }
+
   public class TransitionManager {
     ctor public TransitionManager();
     method public static void beginDelayedTransition(android.view.ViewGroup);
@@ -44350,8 +44374,8 @@
     method public void drawableHotspotChanged(float, float);
     method protected void drawableStateChanged();
     method public android.view.View findFocus();
-    method public final <T extends android.view.View> T findViewById(int);
-    method public final <T extends android.view.View> T findViewWithTag(java.lang.Object);
+    method public final android.view.View findViewById(int);
+    method public final android.view.View findViewWithTag(java.lang.Object);
     method public void findViewsWithText(java.util.ArrayList<android.view.View>, java.lang.CharSequence, int);
     method protected deprecated boolean fitSystemWindows(android.graphics.Rect);
     method public android.view.View focusSearch(int);
@@ -46755,10 +46779,9 @@
   }
 
   public static final class Dataset.Builder {
-    ctor public Dataset.Builder(java.lang.CharSequence);
+    ctor public Dataset.Builder(java.lang.String, java.lang.CharSequence);
     method public android.view.autofill.Dataset build();
-    method public android.view.autofill.Dataset.Builder requiresCustomAuthentication(android.os.Bundle, int);
-    method public android.view.autofill.Dataset.Builder requiresFingerprintAuthentication(android.hardware.fingerprint.FingerprintManager.CryptoObject, android.os.Bundle, int);
+    method public android.view.autofill.Dataset.Builder setAuthentication(android.content.IntentSender);
     method public android.view.autofill.Dataset.Builder setExtras(android.os.Bundle);
     method public android.view.autofill.Dataset.Builder setValue(android.view.autofill.AutoFillId, android.view.autofill.AutoFillValue);
   }
@@ -46770,12 +46793,11 @@
   }
 
   public static final class FillResponse.Builder {
-    ctor public FillResponse.Builder();
+    ctor public FillResponse.Builder(java.lang.String);
     method public android.view.autofill.FillResponse.Builder addDataset(android.view.autofill.Dataset);
     method public android.view.autofill.FillResponse.Builder addSavableFields(android.view.autofill.AutoFillId...);
     method public android.view.autofill.FillResponse build();
-    method public android.view.autofill.FillResponse.Builder requiresCustomAuthentication(android.os.Bundle, int);
-    method public android.view.autofill.FillResponse.Builder requiresFingerprintAuthentication(android.hardware.fingerprint.FingerprintManager.CryptoObject, android.os.Bundle, int);
+    method public android.view.autofill.FillResponse.Builder setAuthentication(android.content.IntentSender);
     method public android.view.autofill.FillResponse.Builder setExtras(android.os.Bundle);
   }
 
@@ -47201,7 +47223,7 @@
 
   public final class TextClassificationManager {
     method public java.util.List<android.view.textclassifier.TextLanguage> detectLanguages(java.lang.CharSequence);
-    method public android.view.textclassifier.TextClassifier getDefaultTextClassifier();
+    method public synchronized android.view.textclassifier.TextClassifier getDefaultTextClassifier();
   }
 
   public final class TextClassificationResult {
@@ -50532,6 +50554,7 @@
     method public void setIs24HourView(java.lang.Boolean);
     method public void setMinute(int);
     method public void setOnTimeChangedListener(android.widget.TimePicker.OnTimeChangedListener);
+    method public boolean validateInput();
   }
 
   public static abstract interface TimePicker.OnTimeChangedListener {
@@ -50930,6 +50953,8 @@
     field public static final int OP_INVOKE_INTERFACE = 114; // 0x72
     field public static final int OP_INVOKE_INTERFACE_JUMBO = 9983; // 0x26ff
     field public static final int OP_INVOKE_INTERFACE_RANGE = 120; // 0x78
+    field public static final int OP_INVOKE_POLYMORPHIC = 250; // 0xfa
+    field public static final int OP_INVOKE_POLYMORPHIC_RANGE = 251; // 0xfb
     field public static final int OP_INVOKE_STATIC = 113; // 0x71
     field public static final int OP_INVOKE_STATIC_JUMBO = 9727; // 0x25ff
     field public static final int OP_INVOKE_STATIC_RANGE = 119; // 0x77
@@ -54224,12 +54249,15 @@
   }
 
   public abstract class MethodHandle {
+    method public java.lang.invoke.MethodHandle asCollector(java.lang.Class<?>, int);
     method public java.lang.invoke.MethodHandle asFixedArity();
+    method public java.lang.invoke.MethodHandle asSpreader(java.lang.Class<?>, int);
     method public java.lang.invoke.MethodHandle asType(java.lang.invoke.MethodType);
     method public java.lang.invoke.MethodHandle asVarargsCollector(java.lang.Class<?>);
     method public java.lang.invoke.MethodHandle bindTo(java.lang.Object);
     method public final java.lang.Object invoke(java.lang.Object...) throws java.lang.Throwable;
     method public final java.lang.Object invokeExact(java.lang.Object...) throws java.lang.Throwable;
+    method public java.lang.Object invokeWithArguments(java.lang.Object...) throws java.lang.Throwable;
     method public java.lang.Object invokeWithArguments(java.util.List<?>) throws java.lang.Throwable;
     method public boolean isVarargsCollector();
     method public java.lang.invoke.MethodType type();
@@ -54263,17 +54291,23 @@
     method public static java.lang.invoke.MethodHandle arrayElementGetter(java.lang.Class<?>) throws java.lang.IllegalArgumentException;
     method public static java.lang.invoke.MethodHandle arrayElementSetter(java.lang.Class<?>) throws java.lang.IllegalArgumentException;
     method public static java.lang.invoke.MethodHandle catchException(java.lang.invoke.MethodHandle, java.lang.Class<? extends java.lang.Throwable>, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle collectArguments(java.lang.invoke.MethodHandle, int, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle constant(java.lang.Class<?>, java.lang.Object);
     method public static java.lang.invoke.MethodHandle dropArguments(java.lang.invoke.MethodHandle, int, java.util.List<java.lang.Class<?>>);
     method public static java.lang.invoke.MethodHandle dropArguments(java.lang.invoke.MethodHandle, int, java.lang.Class<?>...);
     method public static java.lang.invoke.MethodHandle exactInvoker(java.lang.invoke.MethodType);
+    method public static java.lang.invoke.MethodHandle filterArguments(java.lang.invoke.MethodHandle, int, java.lang.invoke.MethodHandle...);
     method public static java.lang.invoke.MethodHandle filterReturnValue(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle foldArguments(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle guardWithTest(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle identity(java.lang.Class<?>);
+    method public static java.lang.invoke.MethodHandle insertArguments(java.lang.invoke.MethodHandle, int, java.lang.Object...);
     method public static java.lang.invoke.MethodHandle invoker(java.lang.invoke.MethodType);
     method public static java.lang.invoke.MethodHandles.Lookup lookup();
     method public static java.lang.invoke.MethodHandle permuteArguments(java.lang.invoke.MethodHandle, java.lang.invoke.MethodType, int...);
     method public static java.lang.invoke.MethodHandles.Lookup publicLookup();
+    method public static <T extends java.lang.reflect.Member> T reflectAs(java.lang.Class<T>, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle spreadInvoker(java.lang.invoke.MethodType, int);
     method public static java.lang.invoke.MethodHandle throwException(java.lang.Class<?>, java.lang.Class<? extends java.lang.Throwable>);
   }
 
@@ -54290,6 +54324,7 @@
     method public java.lang.invoke.MethodHandles.Lookup in(java.lang.Class<?>);
     method public java.lang.Class<?> lookupClass();
     method public int lookupModes();
+    method public java.lang.invoke.MethodHandleInfo revealDirect(java.lang.invoke.MethodHandle);
     method public void throwMakeAccessException(java.lang.String, java.lang.Object) throws java.lang.IllegalAccessException;
     method public java.lang.invoke.MethodHandle unreflect(java.lang.reflect.Method) throws java.lang.IllegalAccessException;
     method public java.lang.invoke.MethodHandle unreflectConstructor(java.lang.reflect.Constructor<?>) throws java.lang.IllegalAccessException;
diff --git a/api/system-current.txt b/api/system-current.txt
index 55b32f6..c4505bc 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -5206,15 +5206,20 @@
     ctor public Notification(android.os.Parcel);
     method public android.app.Notification clone();
     method public int describeContents();
+    method public int getBadgeIcon();
     method public java.lang.String getChannel();
     method public java.lang.String getGroup();
     method public android.graphics.drawable.Icon getLargeIcon();
     method public static java.lang.Class<? extends android.app.Notification.Style> getNotificationStyleClass(java.lang.String);
+    method public java.lang.String getShortcutId();
     method public android.graphics.drawable.Icon getSmallIcon();
     method public java.lang.String getSortKey();
     method public long getTimeout();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final android.media.AudioAttributes AUDIO_ATTRIBUTES_DEFAULT;
+    field public static final int BADGE_ICON_LARGE = 2; // 0x2
+    field public static final int BADGE_ICON_NONE = 0; // 0x0
+    field public static final int BADGE_ICON_SMALL = 1; // 0x1
     field public static final java.lang.String CATEGORY_ALARM = "alarm";
     field public static final java.lang.String CATEGORY_CALL = "call";
     field public static final java.lang.String CATEGORY_EMAIL = "email";
@@ -5308,7 +5313,7 @@
     field public deprecated int ledARGB;
     field public deprecated int ledOffMS;
     field public deprecated int ledOnMS;
-    field public deprecated int number;
+    field public int number;
     field public deprecated int priority;
     field public android.app.Notification publicVersion;
     field public deprecated android.net.Uri sound;
@@ -5396,6 +5401,7 @@
     method public android.app.Notification.Builder addExtras(android.os.Bundle);
     method public android.app.Notification.Builder addPerson(java.lang.String);
     method public android.app.Notification build();
+    method public android.app.Notification.Builder chooseBadgeIcon(int);
     method public android.widget.RemoteViews createBigContentView();
     method public android.widget.RemoteViews createContentView();
     method public android.widget.RemoteViews createHeadsUpContentView();
@@ -5428,13 +5434,14 @@
     method public android.app.Notification.Builder setLargeIcon(android.graphics.drawable.Icon);
     method public deprecated android.app.Notification.Builder setLights(int, int, int);
     method public android.app.Notification.Builder setLocalOnly(boolean);
-    method public deprecated android.app.Notification.Builder setNumber(int);
+    method public android.app.Notification.Builder setNumber(int);
     method public android.app.Notification.Builder setOngoing(boolean);
     method public android.app.Notification.Builder setOnlyAlertOnce(boolean);
     method public deprecated android.app.Notification.Builder setPriority(int);
     method public android.app.Notification.Builder setProgress(int, int, boolean);
     method public android.app.Notification.Builder setPublicVersion(android.app.Notification);
     method public android.app.Notification.Builder setRemoteInputHistory(java.lang.CharSequence[]);
+    method public android.app.Notification.Builder setShortcutId(java.lang.String);
     method public android.app.Notification.Builder setShowWhen(boolean);
     method public android.app.Notification.Builder setSmallIcon(int);
     method public android.app.Notification.Builder setSmallIcon(int, int);
@@ -6204,6 +6211,10 @@
     method public void onDetached();
   }
 
+  public class VrManager {
+    method public void setPersistentVrModeEnabled(boolean);
+  }
+
   public final class WallpaperInfo implements android.os.Parcelable {
     ctor public WallpaperInfo(android.content.Context, android.content.pm.ResolveInfo) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
     method public int describeContents();
@@ -9006,6 +9017,7 @@
     field public static final java.lang.String USB_SERVICE = "usb";
     field public static final java.lang.String USER_SERVICE = "user";
     field public static final java.lang.String VIBRATOR_SERVICE = "vibrator";
+    field public static final java.lang.String VR_SERVICE = "vrmanager";
     field public static final java.lang.String WALLPAPER_SERVICE = "wallpaper";
     field public static final java.lang.String WIFI_AWARE_SERVICE = "wifiaware";
     field public static final java.lang.String WIFI_P2P_SERVICE = "wifip2p";
@@ -9504,6 +9516,10 @@
     field public static final java.lang.String EXTRA_ASSIST_INPUT_HINT_KEYBOARD = "android.intent.extra.ASSIST_INPUT_HINT_KEYBOARD";
     field public static final java.lang.String EXTRA_ASSIST_PACKAGE = "android.intent.extra.ASSIST_PACKAGE";
     field public static final java.lang.String EXTRA_ASSIST_UID = "android.intent.extra.ASSIST_UID";
+    field public static final java.lang.String EXTRA_AUTO_FILL_ASSIST_STRUCTURE = "android.intent.extra.AUTO_FILL_ASSIST_STRUCTURE";
+    field public static final java.lang.String EXTRA_AUTO_FILL_CALLBACK = "android.intent.extra.AUTO_FILL_CALLBACK";
+    field public static final java.lang.String EXTRA_AUTO_FILL_EXTRAS = "android.intent.extra.AUTO_FILL_EXTRAS";
+    field public static final java.lang.String EXTRA_AUTO_FILL_ITEM_ID = "android.intent.extra.AUTO_FILL_ITEM_ID";
     field public static final java.lang.String EXTRA_BCC = "android.intent.extra.BCC";
     field public static final java.lang.String EXTRA_BUG_REPORT = "android.intent.extra.BUG_REPORT";
     field public static final java.lang.String EXTRA_CC = "android.intent.extra.CC";
@@ -10815,6 +10831,7 @@
     field public static final java.lang.String FEATURE_VERIFIED_BOOT = "android.software.verified_boot";
     field public static final java.lang.String FEATURE_VR_MODE = "android.software.vr.mode";
     field public static final java.lang.String FEATURE_VR_MODE_HIGH_PERFORMANCE = "android.hardware.vr.high_performance";
+    field public static final java.lang.String FEATURE_VULKAN_HARDWARE_COMPUTE = "android.hardware.vulkan.compute";
     field public static final java.lang.String FEATURE_VULKAN_HARDWARE_LEVEL = "android.hardware.vulkan.level";
     field public static final java.lang.String FEATURE_VULKAN_HARDWARE_VERSION = "android.hardware.vulkan.version";
     field public static final java.lang.String FEATURE_WATCH = "android.hardware.type.watch";
@@ -21999,6 +22016,7 @@
     method public int getContentType();
     method public int getFlags();
     method public int getUsage();
+    method public static int getVolumeControlStream(android.media.AudioAttributes);
     method public void writeToParcel(android.os.Parcel, int);
     field public static final int CONTENT_TYPE_MOVIE = 3; // 0x3
     field public static final int CONTENT_TYPE_MUSIC = 2; // 0x2
@@ -25275,6 +25293,8 @@
 
   public final class MediaController {
     ctor public MediaController(android.content.Context, android.media.session.MediaSession.Token);
+    method public void addQueueItem(android.media.MediaDescription);
+    method public void addQueueItem(android.media.MediaDescription, int);
     method public void adjustVolume(int, int);
     method public boolean dispatchMediaButtonEvent(android.view.KeyEvent);
     method public android.os.Bundle getExtras();
@@ -25293,6 +25313,8 @@
     method public boolean isShuffleModeEnabled();
     method public void registerCallback(android.media.session.MediaController.Callback);
     method public void registerCallback(android.media.session.MediaController.Callback, android.os.Handler);
+    method public void removeQueueItem(android.media.MediaDescription);
+    method public void removeQueueItemAt(int);
     method public void sendCommand(java.lang.String, android.os.Bundle, android.os.ResultReceiver);
     method public void setVolumeTo(int, int);
     method public void unregisterCallback(android.media.session.MediaController.Callback);
@@ -25370,11 +25392,14 @@
     method public void setSessionActivity(android.app.PendingIntent);
     method public void setShuffleModeEnabled(boolean);
     field public static final int FLAG_HANDLES_MEDIA_BUTTONS = 1; // 0x1
+    field public static final int FLAG_HANDLES_QUEUE_COMMANDS = 4; // 0x4
     field public static final int FLAG_HANDLES_TRANSPORT_CONTROLS = 2; // 0x2
   }
 
   public static abstract class MediaSession.Callback {
     ctor public MediaSession.Callback();
+    method public void onAddQueueItem(android.media.MediaDescription);
+    method public void onAddQueueItem(android.media.MediaDescription, int);
     method public void onCommand(java.lang.String, android.os.Bundle, android.os.ResultReceiver);
     method public void onCustomAction(java.lang.String, android.os.Bundle);
     method public void onFastForward();
@@ -25388,6 +25413,8 @@
     method public void onPrepareFromMediaId(java.lang.String, android.os.Bundle);
     method public void onPrepareFromSearch(java.lang.String, android.os.Bundle);
     method public void onPrepareFromUri(android.net.Uri, android.os.Bundle);
+    method public void onRemoveQueueItem(android.media.MediaDescription);
+    method public void onRemoveQueueItemAt(int);
     method public void onRewind();
     method public void onSeekTo(long);
     method public void onSetRating(android.media.Rating);
@@ -39128,26 +39155,19 @@
     ctor public AutoFillService();
     method public final android.os.IBinder onBind(android.content.Intent);
     method public void onConnected();
-    method public void onDatasetAuthenticationRequest(android.os.Bundle, int);
     method public void onDisconnected();
     method public abstract void onFillRequest(android.app.assist.AssistStructure, android.os.Bundle, android.os.CancellationSignal, android.service.autofill.FillCallback);
-    method public void onFillResponseAuthenticationRequest(android.os.Bundle, int);
     method public abstract void onSaveRequest(android.app.assist.AssistStructure, android.os.Bundle, android.service.autofill.SaveCallback);
-    field public static final java.lang.String EXTRA_DATASET_EXTRAS = "android.service.autofill.extra.DATASET_EXTRAS";
-    field public static final java.lang.String EXTRA_RESPONSE_EXTRAS = "android.service.autofill.extra.RESPONSE_EXTRAS";
-    field public static final int FLAG_AUTHENTICATION_ERROR = 4; // 0x4
-    field public static final int FLAG_AUTHENTICATION_REQUESTED = 1; // 0x1
-    field public static final int FLAG_AUTHENTICATION_SUCCESS = 2; // 0x2
-    field public static final int FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE = 8; // 0x8
     field public static final java.lang.String SERVICE_INTERFACE = "android.service.autofill.AutoFillService";
     field public static final java.lang.String SERVICE_META_DATA = "android.autofill";
   }
 
-  public final class FillCallback {
-    method public void onDatasetAuthentication(android.view.autofill.Dataset, int);
+  public final class FillCallback implements android.os.Parcelable {
+    method public int describeContents();
     method public void onFailure(java.lang.CharSequence);
-    method public void onFillResponseAuthentication(int);
     method public void onSuccess(android.view.autofill.FillResponse);
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.service.autofill.FillCallback> CREATOR;
   }
 
   public final class SaveCallback {
@@ -45353,6 +45373,15 @@
     method public android.transition.TransitionManager inflateTransitionManager(int, android.view.ViewGroup);
   }
 
+  public abstract class TransitionListenerAdapter implements android.transition.Transition.TransitionListener {
+    ctor public TransitionListenerAdapter();
+    method public void onTransitionCancel(android.transition.Transition);
+    method public void onTransitionEnd(android.transition.Transition);
+    method public void onTransitionPause(android.transition.Transition);
+    method public void onTransitionResume(android.transition.Transition);
+    method public void onTransitionStart(android.transition.Transition);
+  }
+
   public class TransitionManager {
     ctor public TransitionManager();
     method public static void beginDelayedTransition(android.view.ViewGroup);
@@ -47752,8 +47781,8 @@
     method public void drawableHotspotChanged(float, float);
     method protected void drawableStateChanged();
     method public android.view.View findFocus();
-    method public final <T extends android.view.View> T findViewById(int);
-    method public final <T extends android.view.View> T findViewWithTag(java.lang.Object);
+    method public final android.view.View findViewById(int);
+    method public final android.view.View findViewWithTag(java.lang.Object);
     method public void findViewsWithText(java.util.ArrayList<android.view.View>, java.lang.CharSequence, int);
     method protected deprecated boolean fitSystemWindows(android.graphics.Rect);
     method public android.view.View focusSearch(int);
@@ -50160,10 +50189,9 @@
   }
 
   public static final class Dataset.Builder {
-    ctor public Dataset.Builder(java.lang.CharSequence);
+    ctor public Dataset.Builder(java.lang.String, java.lang.CharSequence);
     method public android.view.autofill.Dataset build();
-    method public android.view.autofill.Dataset.Builder requiresCustomAuthentication(android.os.Bundle, int);
-    method public android.view.autofill.Dataset.Builder requiresFingerprintAuthentication(android.hardware.fingerprint.FingerprintManager.CryptoObject, android.os.Bundle, int);
+    method public android.view.autofill.Dataset.Builder setAuthentication(android.content.IntentSender);
     method public android.view.autofill.Dataset.Builder setExtras(android.os.Bundle);
     method public android.view.autofill.Dataset.Builder setValue(android.view.autofill.AutoFillId, android.view.autofill.AutoFillValue);
   }
@@ -50175,12 +50203,11 @@
   }
 
   public static final class FillResponse.Builder {
-    ctor public FillResponse.Builder();
+    ctor public FillResponse.Builder(java.lang.String);
     method public android.view.autofill.FillResponse.Builder addDataset(android.view.autofill.Dataset);
     method public android.view.autofill.FillResponse.Builder addSavableFields(android.view.autofill.AutoFillId...);
     method public android.view.autofill.FillResponse build();
-    method public android.view.autofill.FillResponse.Builder requiresCustomAuthentication(android.os.Bundle, int);
-    method public android.view.autofill.FillResponse.Builder requiresFingerprintAuthentication(android.hardware.fingerprint.FingerprintManager.CryptoObject, android.os.Bundle, int);
+    method public android.view.autofill.FillResponse.Builder setAuthentication(android.content.IntentSender);
     method public android.view.autofill.FillResponse.Builder setExtras(android.os.Bundle);
   }
 
@@ -50606,7 +50633,7 @@
 
   public final class TextClassificationManager {
     method public java.util.List<android.view.textclassifier.TextLanguage> detectLanguages(java.lang.CharSequence);
-    method public android.view.textclassifier.TextClassifier getDefaultTextClassifier();
+    method public synchronized android.view.textclassifier.TextClassifier getDefaultTextClassifier();
   }
 
   public final class TextClassificationResult {
@@ -54298,6 +54325,7 @@
     method public void setIs24HourView(java.lang.Boolean);
     method public void setMinute(int);
     method public void setOnTimeChangedListener(android.widget.TimePicker.OnTimeChangedListener);
+    method public boolean validateInput();
   }
 
   public static abstract interface TimePicker.OnTimeChangedListener {
@@ -54696,6 +54724,8 @@
     field public static final int OP_INVOKE_INTERFACE = 114; // 0x72
     field public static final int OP_INVOKE_INTERFACE_JUMBO = 9983; // 0x26ff
     field public static final int OP_INVOKE_INTERFACE_RANGE = 120; // 0x78
+    field public static final int OP_INVOKE_POLYMORPHIC = 250; // 0xfa
+    field public static final int OP_INVOKE_POLYMORPHIC_RANGE = 251; // 0xfb
     field public static final int OP_INVOKE_STATIC = 113; // 0x71
     field public static final int OP_INVOKE_STATIC_JUMBO = 9727; // 0x25ff
     field public static final int OP_INVOKE_STATIC_RANGE = 119; // 0x77
@@ -57990,12 +58020,15 @@
   }
 
   public abstract class MethodHandle {
+    method public java.lang.invoke.MethodHandle asCollector(java.lang.Class<?>, int);
     method public java.lang.invoke.MethodHandle asFixedArity();
+    method public java.lang.invoke.MethodHandle asSpreader(java.lang.Class<?>, int);
     method public java.lang.invoke.MethodHandle asType(java.lang.invoke.MethodType);
     method public java.lang.invoke.MethodHandle asVarargsCollector(java.lang.Class<?>);
     method public java.lang.invoke.MethodHandle bindTo(java.lang.Object);
     method public final java.lang.Object invoke(java.lang.Object...) throws java.lang.Throwable;
     method public final java.lang.Object invokeExact(java.lang.Object...) throws java.lang.Throwable;
+    method public java.lang.Object invokeWithArguments(java.lang.Object...) throws java.lang.Throwable;
     method public java.lang.Object invokeWithArguments(java.util.List<?>) throws java.lang.Throwable;
     method public boolean isVarargsCollector();
     method public java.lang.invoke.MethodType type();
@@ -58029,17 +58062,23 @@
     method public static java.lang.invoke.MethodHandle arrayElementGetter(java.lang.Class<?>) throws java.lang.IllegalArgumentException;
     method public static java.lang.invoke.MethodHandle arrayElementSetter(java.lang.Class<?>) throws java.lang.IllegalArgumentException;
     method public static java.lang.invoke.MethodHandle catchException(java.lang.invoke.MethodHandle, java.lang.Class<? extends java.lang.Throwable>, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle collectArguments(java.lang.invoke.MethodHandle, int, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle constant(java.lang.Class<?>, java.lang.Object);
     method public static java.lang.invoke.MethodHandle dropArguments(java.lang.invoke.MethodHandle, int, java.util.List<java.lang.Class<?>>);
     method public static java.lang.invoke.MethodHandle dropArguments(java.lang.invoke.MethodHandle, int, java.lang.Class<?>...);
     method public static java.lang.invoke.MethodHandle exactInvoker(java.lang.invoke.MethodType);
+    method public static java.lang.invoke.MethodHandle filterArguments(java.lang.invoke.MethodHandle, int, java.lang.invoke.MethodHandle...);
     method public static java.lang.invoke.MethodHandle filterReturnValue(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle foldArguments(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle guardWithTest(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle identity(java.lang.Class<?>);
+    method public static java.lang.invoke.MethodHandle insertArguments(java.lang.invoke.MethodHandle, int, java.lang.Object...);
     method public static java.lang.invoke.MethodHandle invoker(java.lang.invoke.MethodType);
     method public static java.lang.invoke.MethodHandles.Lookup lookup();
     method public static java.lang.invoke.MethodHandle permuteArguments(java.lang.invoke.MethodHandle, java.lang.invoke.MethodType, int...);
     method public static java.lang.invoke.MethodHandles.Lookup publicLookup();
+    method public static <T extends java.lang.reflect.Member> T reflectAs(java.lang.Class<T>, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle spreadInvoker(java.lang.invoke.MethodType, int);
     method public static java.lang.invoke.MethodHandle throwException(java.lang.Class<?>, java.lang.Class<? extends java.lang.Throwable>);
   }
 
@@ -58056,6 +58095,7 @@
     method public java.lang.invoke.MethodHandles.Lookup in(java.lang.Class<?>);
     method public java.lang.Class<?> lookupClass();
     method public int lookupModes();
+    method public java.lang.invoke.MethodHandleInfo revealDirect(java.lang.invoke.MethodHandle);
     method public void throwMakeAccessException(java.lang.String, java.lang.Object) throws java.lang.IllegalAccessException;
     method public java.lang.invoke.MethodHandle unreflect(java.lang.reflect.Method) throws java.lang.IllegalAccessException;
     method public java.lang.invoke.MethodHandle unreflectConstructor(java.lang.reflect.Constructor<?>) throws java.lang.IllegalAccessException;
diff --git a/api/test-current.txt b/api/test-current.txt
index bc7a001..b21a4dc 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -5056,14 +5056,19 @@
     ctor public Notification(android.os.Parcel);
     method public android.app.Notification clone();
     method public int describeContents();
+    method public int getBadgeIcon();
     method public java.lang.String getChannel();
     method public java.lang.String getGroup();
     method public android.graphics.drawable.Icon getLargeIcon();
+    method public java.lang.String getShortcutId();
     method public android.graphics.drawable.Icon getSmallIcon();
     method public java.lang.String getSortKey();
     method public long getTimeout();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final android.media.AudioAttributes AUDIO_ATTRIBUTES_DEFAULT;
+    field public static final int BADGE_ICON_LARGE = 2; // 0x2
+    field public static final int BADGE_ICON_NONE = 0; // 0x0
+    field public static final int BADGE_ICON_SMALL = 1; // 0x1
     field public static final java.lang.String CATEGORY_ALARM = "alarm";
     field public static final java.lang.String CATEGORY_CALL = "call";
     field public static final java.lang.String CATEGORY_EMAIL = "email";
@@ -5155,7 +5160,7 @@
     field public deprecated int ledARGB;
     field public deprecated int ledOffMS;
     field public deprecated int ledOnMS;
-    field public deprecated int number;
+    field public int number;
     field public deprecated int priority;
     field public android.app.Notification publicVersion;
     field public deprecated android.net.Uri sound;
@@ -5243,6 +5248,7 @@
     method public android.app.Notification.Builder addExtras(android.os.Bundle);
     method public android.app.Notification.Builder addPerson(java.lang.String);
     method public android.app.Notification build();
+    method public android.app.Notification.Builder chooseBadgeIcon(int);
     method public android.widget.RemoteViews createBigContentView();
     method public android.widget.RemoteViews createContentView();
     method public android.widget.RemoteViews createHeadsUpContentView();
@@ -5275,13 +5281,14 @@
     method public android.app.Notification.Builder setLargeIcon(android.graphics.drawable.Icon);
     method public deprecated android.app.Notification.Builder setLights(int, int, int);
     method public android.app.Notification.Builder setLocalOnly(boolean);
-    method public deprecated android.app.Notification.Builder setNumber(int);
+    method public android.app.Notification.Builder setNumber(int);
     method public android.app.Notification.Builder setOngoing(boolean);
     method public android.app.Notification.Builder setOnlyAlertOnce(boolean);
     method public deprecated android.app.Notification.Builder setPriority(int);
     method public android.app.Notification.Builder setProgress(int, int, boolean);
     method public android.app.Notification.Builder setPublicVersion(android.app.Notification);
     method public android.app.Notification.Builder setRemoteInputHistory(java.lang.CharSequence[]);
+    method public android.app.Notification.Builder setShortcutId(java.lang.String);
     method public android.app.Notification.Builder setShowWhen(boolean);
     method public android.app.Notification.Builder setSmallIcon(int);
     method public android.app.Notification.Builder setSmallIcon(int, int);
@@ -9118,6 +9125,10 @@
     field public static final java.lang.String EXTRA_ASSIST_INPUT_HINT_KEYBOARD = "android.intent.extra.ASSIST_INPUT_HINT_KEYBOARD";
     field public static final java.lang.String EXTRA_ASSIST_PACKAGE = "android.intent.extra.ASSIST_PACKAGE";
     field public static final java.lang.String EXTRA_ASSIST_UID = "android.intent.extra.ASSIST_UID";
+    field public static final java.lang.String EXTRA_AUTO_FILL_ASSIST_STRUCTURE = "android.intent.extra.AUTO_FILL_ASSIST_STRUCTURE";
+    field public static final java.lang.String EXTRA_AUTO_FILL_CALLBACK = "android.intent.extra.AUTO_FILL_CALLBACK";
+    field public static final java.lang.String EXTRA_AUTO_FILL_EXTRAS = "android.intent.extra.AUTO_FILL_EXTRAS";
+    field public static final java.lang.String EXTRA_AUTO_FILL_ITEM_ID = "android.intent.extra.AUTO_FILL_ITEM_ID";
     field public static final java.lang.String EXTRA_BCC = "android.intent.extra.BCC";
     field public static final java.lang.String EXTRA_BUG_REPORT = "android.intent.extra.BUG_REPORT";
     field public static final java.lang.String EXTRA_CC = "android.intent.extra.CC";
@@ -10359,6 +10370,7 @@
     field public static final java.lang.String FEATURE_VERIFIED_BOOT = "android.software.verified_boot";
     field public static final java.lang.String FEATURE_VR_MODE = "android.software.vr.mode";
     field public static final java.lang.String FEATURE_VR_MODE_HIGH_PERFORMANCE = "android.hardware.vr.high_performance";
+    field public static final java.lang.String FEATURE_VULKAN_HARDWARE_COMPUTE = "android.hardware.vulkan.compute";
     field public static final java.lang.String FEATURE_VULKAN_HARDWARE_LEVEL = "android.hardware.vulkan.level";
     field public static final java.lang.String FEATURE_VULKAN_HARDWARE_VERSION = "android.hardware.vulkan.version";
     field public static final java.lang.String FEATURE_WATCH = "android.hardware.type.watch";
@@ -20535,6 +20547,7 @@
     method public int getContentType();
     method public int getFlags();
     method public int getUsage();
+    method public static int getVolumeControlStream(android.media.AudioAttributes);
     method public void writeToParcel(android.os.Parcel, int);
     field public static final int CONTENT_TYPE_MOVIE = 3; // 0x3
     field public static final int CONTENT_TYPE_MUSIC = 2; // 0x2
@@ -23678,6 +23691,8 @@
 
   public final class MediaController {
     ctor public MediaController(android.content.Context, android.media.session.MediaSession.Token);
+    method public void addQueueItem(android.media.MediaDescription);
+    method public void addQueueItem(android.media.MediaDescription, int);
     method public void adjustVolume(int, int);
     method public boolean dispatchMediaButtonEvent(android.view.KeyEvent);
     method public android.os.Bundle getExtras();
@@ -23696,6 +23711,8 @@
     method public boolean isShuffleModeEnabled();
     method public void registerCallback(android.media.session.MediaController.Callback);
     method public void registerCallback(android.media.session.MediaController.Callback, android.os.Handler);
+    method public void removeQueueItem(android.media.MediaDescription);
+    method public void removeQueueItemAt(int);
     method public void sendCommand(java.lang.String, android.os.Bundle, android.os.ResultReceiver);
     method public void setVolumeTo(int, int);
     method public void unregisterCallback(android.media.session.MediaController.Callback);
@@ -23773,11 +23790,14 @@
     method public void setSessionActivity(android.app.PendingIntent);
     method public void setShuffleModeEnabled(boolean);
     field public static final int FLAG_HANDLES_MEDIA_BUTTONS = 1; // 0x1
+    field public static final int FLAG_HANDLES_QUEUE_COMMANDS = 4; // 0x4
     field public static final int FLAG_HANDLES_TRANSPORT_CONTROLS = 2; // 0x2
   }
 
   public static abstract class MediaSession.Callback {
     ctor public MediaSession.Callback();
+    method public void onAddQueueItem(android.media.MediaDescription);
+    method public void onAddQueueItem(android.media.MediaDescription, int);
     method public void onCommand(java.lang.String, android.os.Bundle, android.os.ResultReceiver);
     method public void onCustomAction(java.lang.String, android.os.Bundle);
     method public void onFastForward();
@@ -23791,6 +23811,8 @@
     method public void onPrepareFromMediaId(java.lang.String, android.os.Bundle);
     method public void onPrepareFromSearch(java.lang.String, android.os.Bundle);
     method public void onPrepareFromUri(android.net.Uri, android.os.Bundle);
+    method public void onRemoveQueueItem(android.media.MediaDescription);
+    method public void onRemoveQueueItemAt(int);
     method public void onRewind();
     method public void onSeekTo(long);
     method public void onSetRating(android.media.Rating);
@@ -36231,26 +36253,19 @@
     ctor public AutoFillService();
     method public final android.os.IBinder onBind(android.content.Intent);
     method public void onConnected();
-    method public void onDatasetAuthenticationRequest(android.os.Bundle, int);
     method public void onDisconnected();
     method public abstract void onFillRequest(android.app.assist.AssistStructure, android.os.Bundle, android.os.CancellationSignal, android.service.autofill.FillCallback);
-    method public void onFillResponseAuthenticationRequest(android.os.Bundle, int);
     method public abstract void onSaveRequest(android.app.assist.AssistStructure, android.os.Bundle, android.service.autofill.SaveCallback);
-    field public static final java.lang.String EXTRA_DATASET_EXTRAS = "android.service.autofill.extra.DATASET_EXTRAS";
-    field public static final java.lang.String EXTRA_RESPONSE_EXTRAS = "android.service.autofill.extra.RESPONSE_EXTRAS";
-    field public static final int FLAG_AUTHENTICATION_ERROR = 4; // 0x4
-    field public static final int FLAG_AUTHENTICATION_REQUESTED = 1; // 0x1
-    field public static final int FLAG_AUTHENTICATION_SUCCESS = 2; // 0x2
-    field public static final int FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE = 8; // 0x8
     field public static final java.lang.String SERVICE_INTERFACE = "android.service.autofill.AutoFillService";
     field public static final java.lang.String SERVICE_META_DATA = "android.autofill";
   }
 
-  public final class FillCallback {
-    method public void onDatasetAuthentication(android.view.autofill.Dataset, int);
+  public final class FillCallback implements android.os.Parcelable {
+    method public int describeContents();
     method public void onFailure(java.lang.CharSequence);
-    method public void onFillResponseAuthentication(int);
     method public void onSuccess(android.view.autofill.FillResponse);
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.service.autofill.FillCallback> CREATOR;
   }
 
   public final class SaveCallback {
@@ -42091,6 +42106,15 @@
     method public android.transition.TransitionManager inflateTransitionManager(int, android.view.ViewGroup);
   }
 
+  public abstract class TransitionListenerAdapter implements android.transition.Transition.TransitionListener {
+    ctor public TransitionListenerAdapter();
+    method public void onTransitionCancel(android.transition.Transition);
+    method public void onTransitionEnd(android.transition.Transition);
+    method public void onTransitionPause(android.transition.Transition);
+    method public void onTransitionResume(android.transition.Transition);
+    method public void onTransitionStart(android.transition.Transition);
+  }
+
   public class TransitionManager {
     ctor public TransitionManager();
     method public static void beginDelayedTransition(android.view.ViewGroup);
@@ -44656,8 +44680,8 @@
     method public void drawableHotspotChanged(float, float);
     method protected void drawableStateChanged();
     method public android.view.View findFocus();
-    method public final <T extends android.view.View> T findViewById(int);
-    method public final <T extends android.view.View> T findViewWithTag(java.lang.Object);
+    method public final android.view.View findViewById(int);
+    method public final android.view.View findViewWithTag(java.lang.Object);
     method public void findViewsWithText(java.util.ArrayList<android.view.View>, java.lang.CharSequence, int);
     method protected deprecated boolean fitSystemWindows(android.graphics.Rect);
     method public android.view.View focusSearch(int);
@@ -47068,10 +47092,9 @@
   }
 
   public static final class Dataset.Builder {
-    ctor public Dataset.Builder(java.lang.CharSequence);
+    ctor public Dataset.Builder(java.lang.String, java.lang.CharSequence);
     method public android.view.autofill.Dataset build();
-    method public android.view.autofill.Dataset.Builder requiresCustomAuthentication(android.os.Bundle, int);
-    method public android.view.autofill.Dataset.Builder requiresFingerprintAuthentication(android.hardware.fingerprint.FingerprintManager.CryptoObject, android.os.Bundle, int);
+    method public android.view.autofill.Dataset.Builder setAuthentication(android.content.IntentSender);
     method public android.view.autofill.Dataset.Builder setExtras(android.os.Bundle);
     method public android.view.autofill.Dataset.Builder setValue(android.view.autofill.AutoFillId, android.view.autofill.AutoFillValue);
   }
@@ -47083,12 +47106,11 @@
   }
 
   public static final class FillResponse.Builder {
-    ctor public FillResponse.Builder();
+    ctor public FillResponse.Builder(java.lang.String);
     method public android.view.autofill.FillResponse.Builder addDataset(android.view.autofill.Dataset);
     method public android.view.autofill.FillResponse.Builder addSavableFields(android.view.autofill.AutoFillId...);
     method public android.view.autofill.FillResponse build();
-    method public android.view.autofill.FillResponse.Builder requiresCustomAuthentication(android.os.Bundle, int);
-    method public android.view.autofill.FillResponse.Builder requiresFingerprintAuthentication(android.hardware.fingerprint.FingerprintManager.CryptoObject, android.os.Bundle, int);
+    method public android.view.autofill.FillResponse.Builder setAuthentication(android.content.IntentSender);
     method public android.view.autofill.FillResponse.Builder setExtras(android.os.Bundle);
   }
 
@@ -47514,7 +47536,7 @@
 
   public final class TextClassificationManager {
     method public java.util.List<android.view.textclassifier.TextLanguage> detectLanguages(java.lang.CharSequence);
-    method public android.view.textclassifier.TextClassifier getDefaultTextClassifier();
+    method public synchronized android.view.textclassifier.TextClassifier getDefaultTextClassifier();
   }
 
   public final class TextClassificationResult {
@@ -50857,6 +50879,7 @@
     method public void setIs24HourView(java.lang.Boolean);
     method public void setMinute(int);
     method public void setOnTimeChangedListener(android.widget.TimePicker.OnTimeChangedListener);
+    method public boolean validateInput();
     field public static final int MODE_CLOCK = 2; // 0x2
     field public static final int MODE_SPINNER = 1; // 0x1
   }
@@ -51258,6 +51281,8 @@
     field public static final int OP_INVOKE_INTERFACE = 114; // 0x72
     field public static final int OP_INVOKE_INTERFACE_JUMBO = 9983; // 0x26ff
     field public static final int OP_INVOKE_INTERFACE_RANGE = 120; // 0x78
+    field public static final int OP_INVOKE_POLYMORPHIC = 250; // 0xfa
+    field public static final int OP_INVOKE_POLYMORPHIC_RANGE = 251; // 0xfb
     field public static final int OP_INVOKE_STATIC = 113; // 0x71
     field public static final int OP_INVOKE_STATIC_JUMBO = 9727; // 0x25ff
     field public static final int OP_INVOKE_STATIC_RANGE = 119; // 0x77
@@ -54552,12 +54577,15 @@
   }
 
   public abstract class MethodHandle {
+    method public java.lang.invoke.MethodHandle asCollector(java.lang.Class<?>, int);
     method public java.lang.invoke.MethodHandle asFixedArity();
+    method public java.lang.invoke.MethodHandle asSpreader(java.lang.Class<?>, int);
     method public java.lang.invoke.MethodHandle asType(java.lang.invoke.MethodType);
     method public java.lang.invoke.MethodHandle asVarargsCollector(java.lang.Class<?>);
     method public java.lang.invoke.MethodHandle bindTo(java.lang.Object);
     method public final java.lang.Object invoke(java.lang.Object...) throws java.lang.Throwable;
     method public final java.lang.Object invokeExact(java.lang.Object...) throws java.lang.Throwable;
+    method public java.lang.Object invokeWithArguments(java.lang.Object...) throws java.lang.Throwable;
     method public java.lang.Object invokeWithArguments(java.util.List<?>) throws java.lang.Throwable;
     method public boolean isVarargsCollector();
     method public java.lang.invoke.MethodType type();
@@ -54591,17 +54619,23 @@
     method public static java.lang.invoke.MethodHandle arrayElementGetter(java.lang.Class<?>) throws java.lang.IllegalArgumentException;
     method public static java.lang.invoke.MethodHandle arrayElementSetter(java.lang.Class<?>) throws java.lang.IllegalArgumentException;
     method public static java.lang.invoke.MethodHandle catchException(java.lang.invoke.MethodHandle, java.lang.Class<? extends java.lang.Throwable>, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle collectArguments(java.lang.invoke.MethodHandle, int, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle constant(java.lang.Class<?>, java.lang.Object);
     method public static java.lang.invoke.MethodHandle dropArguments(java.lang.invoke.MethodHandle, int, java.util.List<java.lang.Class<?>>);
     method public static java.lang.invoke.MethodHandle dropArguments(java.lang.invoke.MethodHandle, int, java.lang.Class<?>...);
     method public static java.lang.invoke.MethodHandle exactInvoker(java.lang.invoke.MethodType);
+    method public static java.lang.invoke.MethodHandle filterArguments(java.lang.invoke.MethodHandle, int, java.lang.invoke.MethodHandle...);
     method public static java.lang.invoke.MethodHandle filterReturnValue(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle foldArguments(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle guardWithTest(java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle, java.lang.invoke.MethodHandle);
     method public static java.lang.invoke.MethodHandle identity(java.lang.Class<?>);
+    method public static java.lang.invoke.MethodHandle insertArguments(java.lang.invoke.MethodHandle, int, java.lang.Object...);
     method public static java.lang.invoke.MethodHandle invoker(java.lang.invoke.MethodType);
     method public static java.lang.invoke.MethodHandles.Lookup lookup();
     method public static java.lang.invoke.MethodHandle permuteArguments(java.lang.invoke.MethodHandle, java.lang.invoke.MethodType, int...);
     method public static java.lang.invoke.MethodHandles.Lookup publicLookup();
+    method public static <T extends java.lang.reflect.Member> T reflectAs(java.lang.Class<T>, java.lang.invoke.MethodHandle);
+    method public static java.lang.invoke.MethodHandle spreadInvoker(java.lang.invoke.MethodType, int);
     method public static java.lang.invoke.MethodHandle throwException(java.lang.Class<?>, java.lang.Class<? extends java.lang.Throwable>);
   }
 
@@ -54618,6 +54652,7 @@
     method public java.lang.invoke.MethodHandles.Lookup in(java.lang.Class<?>);
     method public java.lang.Class<?> lookupClass();
     method public int lookupModes();
+    method public java.lang.invoke.MethodHandleInfo revealDirect(java.lang.invoke.MethodHandle);
     method public void throwMakeAccessException(java.lang.String, java.lang.Object) throws java.lang.IllegalAccessException;
     method public java.lang.invoke.MethodHandle unreflect(java.lang.reflect.Method) throws java.lang.IllegalAccessException;
     method public java.lang.invoke.MethodHandle unreflectConstructor(java.lang.reflect.Constructor<?>) throws java.lang.IllegalAccessException;
diff --git a/core/java/android/app/ActivityOptions.java b/core/java/android/app/ActivityOptions.java
index 04510da..0b9479d 100644
--- a/core/java/android/app/ActivityOptions.java
+++ b/core/java/android/app/ActivityOptions.java
@@ -33,6 +33,7 @@
 import android.os.RemoteException;
 import android.os.ResultReceiver;
 import android.transition.Transition;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionManager;
 import android.util.Pair;
 import android.util.Slog;
@@ -1342,7 +1343,7 @@
                 + mStartY + ", mWidth=" + mWidth + ", mHeight=" + mHeight;
     }
 
-    private static class HideWindowListener extends Transition.TransitionListenerAdapter
+    private static class HideWindowListener extends TransitionListenerAdapter
         implements ExitTransitionCoordinator.HideSharedElementsCallback {
         private final Window mWindow;
         private final ExitTransitionCoordinator mExit;
diff --git a/core/java/android/app/ActivityTransitionCoordinator.java b/core/java/android/app/ActivityTransitionCoordinator.java
index 1eaf029..a512350 100644
--- a/core/java/android/app/ActivityTransitionCoordinator.java
+++ b/core/java/android/app/ActivityTransitionCoordinator.java
@@ -24,6 +24,7 @@
 import android.os.Parcelable;
 import android.os.ResultReceiver;
 import android.transition.Transition;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionSet;
 import android.transition.Visibility;
 import android.util.ArrayMap;
@@ -916,7 +917,7 @@
 
     protected void onTransitionsComplete() {}
 
-    protected class ContinueTransitionListener extends Transition.TransitionListenerAdapter {
+    protected class ContinueTransitionListener extends TransitionListenerAdapter {
         @Override
         public void onTransitionStart(Transition transition) {
             mIsStartingTransition = false;
diff --git a/core/java/android/app/EnterTransitionCoordinator.java b/core/java/android/app/EnterTransitionCoordinator.java
index 0454acb..445b687 100644
--- a/core/java/android/app/EnterTransitionCoordinator.java
+++ b/core/java/android/app/EnterTransitionCoordinator.java
@@ -26,6 +26,7 @@
 import android.os.ResultReceiver;
 import android.text.TextUtils;
 import android.transition.Transition;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionManager;
 import android.util.ArrayMap;
 import android.view.View;
@@ -491,7 +492,7 @@
                 sharedElementTransitionStarted();
                 sharedElementTransitionComplete();
             } else {
-                sharedElementTransition.addListener(new Transition.TransitionListenerAdapter() {
+                sharedElementTransition.addListener(new TransitionListenerAdapter() {
                     @Override
                     public void onTransitionStart(Transition transition) {
                         sharedElementTransitionStarted();
@@ -592,7 +593,7 @@
                 });
                 mBackgroundAnimator.start();
             } else if (transition != null) {
-                transition.addListener(new Transition.TransitionListenerAdapter() {
+                transition.addListener(new TransitionListenerAdapter() {
                     @Override
                     public void onTransitionEnd(Transition transition) {
                         transition.removeListener(this);
diff --git a/core/java/android/app/ExitTransitionCoordinator.java b/core/java/android/app/ExitTransitionCoordinator.java
index f04eef2..29e10d8 100644
--- a/core/java/android/app/ExitTransitionCoordinator.java
+++ b/core/java/android/app/ExitTransitionCoordinator.java
@@ -31,6 +31,7 @@
 import android.os.Message;
 import android.os.ResultReceiver;
 import android.transition.Transition;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionManager;
 import android.view.View;
 import android.view.ViewGroup;
@@ -161,7 +162,7 @@
 
     private void startSharedElementExit(final ViewGroup decorView) {
         Transition transition = getSharedElementExitTransition();
-        transition.addListener(new Transition.TransitionListenerAdapter() {
+        transition.addListener(new TransitionListenerAdapter() {
             @Override
             public void onTransitionEnd(Transition transition) {
                 transition.removeListener(this);
diff --git a/core/java/android/app/FragmentManager.java b/core/java/android/app/FragmentManager.java
index 4f68ec7..b7c0737 100644
--- a/core/java/android/app/FragmentManager.java
+++ b/core/java/android/app/FragmentManager.java
@@ -2077,8 +2077,6 @@
             } else {
                 record.trackAddedFragmentsInPop(mTmpAddedFragments);
             }
-            final int bumpAmount = isPop ? -1 : 1;
-            record.bumpBackStackNesting(bumpAmount);
             addToBackStack = addToBackStack || record.mAddToBackStack;
         }
         mTmpAddedFragments.clear();
@@ -2281,8 +2279,10 @@
             final BackStackRecord record = records.get(i);
             final boolean isPop = isRecordPop.get(i);
             if (isPop) {
+                record.bumpBackStackNesting(-1);
                 record.executePopOps();
             } else {
+                record.bumpBackStackNesting(1);
                 record.executeOps();
             }
         }
diff --git a/core/java/android/app/FragmentTransition.java b/core/java/android/app/FragmentTransition.java
index 2570d92..f62ab8d 100644
--- a/core/java/android/app/FragmentTransition.java
+++ b/core/java/android/app/FragmentTransition.java
@@ -18,6 +18,7 @@
 import android.graphics.Rect;
 import android.os.Build;
 import android.transition.Transition;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionManager;
 import android.transition.TransitionSet;
 import android.util.ArrayMap;
@@ -332,7 +333,7 @@
             OneShotPreDrawListener.add(exitingFragment.mContainer, () -> {
                 setViewVisibility(exitingViews, View.INVISIBLE);
             });
-            exitTransition.addListener(new Transition.TransitionListenerAdapter() {
+            exitTransition.addListener(new TransitionListenerAdapter() {
                 @Override
                 public void onTransitionEnd(Transition transition) {
                     transition.removeListener(this);
@@ -995,7 +996,7 @@
             final Transition enterTransition, final ArrayList<View> enteringViews,
             final Transition exitTransition, final ArrayList<View> exitingViews,
             final TransitionSet sharedElementTransition, final ArrayList<View> sharedElementsIn) {
-        overalTransition.addListener(new Transition.TransitionListenerAdapter() {
+        overalTransition.addListener(new TransitionListenerAdapter() {
             @Override
             public void onTransitionStart(Transition transition) {
                 if (enterTransition != null) {
diff --git a/core/java/android/app/Notification.java b/core/java/android/app/Notification.java
index 2c1cdd6..44e328e 100644
--- a/core/java/android/app/Notification.java
+++ b/core/java/android/app/Notification.java
@@ -28,6 +28,7 @@
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.ShortcutInfo;
 import android.content.res.ColorStateList;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
@@ -223,13 +224,11 @@
      * superimposed over the icon in the status bar. Starting with
      * {@link android.os.Build.VERSION_CODES#HONEYCOMB}, the template used by
      * {@link Notification.Builder} has displayed the number in the expanded notification view.
+     * Starting with {@link android.os.Build.VERSION_CODES#O}, the number may be displayed as a
+     * badge icon in Launchers that support badging.
      *
-     * If the number is 0 or negative, it is never shown.
-     *
-     * @deprecated this number is not shown anymore
      */
-    @Deprecated
-    public int number;
+    public int number = 1;
 
     /**
      * The intent to execute when the expanded status entry is clicked.  If
@@ -634,9 +633,10 @@
 
     /**
      * Special value of {@link #color} used as a place holder for an invalid color.
+     * @hide
      */
     @ColorInt
-    private static final int COLOR_INVALID = 1;
+    public static final int COLOR_INVALID = 1;
 
     /**
      * Sphere of visibility of this notification, which affects how and when the SystemUI reveals
@@ -1074,6 +1074,26 @@
     private String mChannelId;
     private long mTimeout;
 
+    private String mShortcutId;
+
+    /**
+     * If this notification is being shown as a badge, always show as a number.
+     */
+    public static final int BADGE_ICON_NONE = 0;
+
+    /**
+     * If this notification is being shown as a badge, use the {@link #getSmallIcon()} to
+     * represent this notification.
+     */
+    public static final int BADGE_ICON_SMALL = 1;
+
+    /**
+     * If this notification is being shown as a badge, use the {@link #getLargeIcon()} to
+     * represent this notification.
+     */
+    public static final int BADGE_ICON_LARGE = 2;
+    private int mBadgeIcon = BADGE_ICON_LARGE;
+
     /**
      * Structure to encapsulate a named action that can be shown as part of this notification.
      * It must include an icon, a label, and a {@link PendingIntent} to be fired when the action is
@@ -1818,6 +1838,12 @@
             mChannelId = parcel.readString();
         }
         mTimeout = parcel.readLong();
+
+        if (parcel.readInt() != 0) {
+            mShortcutId = parcel.readString();
+        }
+
+        mBadgeIcon = parcel.readInt();
     }
 
     @Override
@@ -2042,7 +2068,7 @@
         }
         try {
             // IMPORTANT: Add marshaling code in writeToParcelImpl as we
-            // want to intercept all pending events written to the pacel.
+            // want to intercept all pending events written to the parcel.
             writeToParcelImpl(parcel, flags);
             // Must be written last!
             parcel.writeArraySet(allPendingIntents);
@@ -2185,6 +2211,15 @@
             parcel.writeInt(0);
         }
         parcel.writeLong(mTimeout);
+
+        if (mShortcutId != null) {
+            parcel.writeInt(1);
+            parcel.writeString(mShortcutId);
+        } else {
+            parcel.writeInt(0);
+        }
+
+        parcel.writeInt(mBadgeIcon);
     }
 
     /**
@@ -2382,13 +2417,30 @@
     }
 
     /**
-     * Returns the time at which this notification should be canceled, if it's not canceled already.
+     * Returns the time at which this notification should be canceled by the system, if it's not
+     * canceled already.
      */
     public long getTimeout() {
         return mTimeout;
     }
 
     /**
+     * Returns what icon should be shown for this notification if it is being displayed in a
+     * Launcher that supports badging. Will be one of {@link #BADGE_ICON_NONE},
+     * {@link #BADGE_ICON_SMALL}, or {@link #BADGE_ICON_LARGE}.
+     */
+    public int getBadgeIcon() {
+        return mBadgeIcon;
+    }
+
+    /**
+     * Returns the {@link ShortcutInfo#getId() id} that this notification supersedes, if any.
+     */
+    public String getShortcutId() {
+        return mShortcutId;
+    }
+
+    /**
      * The small icon representing this notification in the status bar and content view.
      *
      * @return the small icon representing this notification.
@@ -2483,7 +2535,6 @@
         private NotificationColorUtil mColorUtil;
         private boolean mIsLegacy;
         private boolean mIsLegacyInitialized;
-        private boolean mColorUtilInited = false;
 
         /**
          * Caches a contrast-enhanced version of {@link #mCachedContrastColorIsFor}.
@@ -2601,16 +2652,42 @@
         }
 
         private NotificationColorUtil getColorUtil() {
-            if (!mColorUtilInited) {
-                mColorUtilInited = true;
-                if (isLegacy() || isColorized()) {
-                    mColorUtil = NotificationColorUtil.getInstance(mContext);
-                }
+            if (mColorUtil == null) {
+                mColorUtil = NotificationColorUtil.getInstance(mContext);
             }
             return mColorUtil;
         }
 
         /**
+         * If this notification is duplicative of a Launcher shortcut, sets the
+         * {@link ShortcutInfo#getId() id} of the shortcut, in case the Launcher wants to hide
+         * the shortcut.
+         *
+         * This field will be ignored by Launchers that don't support badging or
+         * {@link android.content.pm.ShortcutManager shortcuts}.
+         *
+         * @param shortcutId the {@link ShortcutInfo#getId() id} of the shortcut this notification
+         *                   supersedes
+         */
+        public Builder setShortcutId(String shortcutId) {
+            mN.mShortcutId = shortcutId;
+            return this;
+        }
+
+        /**
+         * Sets which icon to display as a badge for this notification.
+         *
+         * Must be one of {@link #BADGE_ICON_NONE}, {@link #BADGE_ICON_SMALL},
+         * {@link #BADGE_ICON_LARGE}.
+         *
+         * Note: This value might be ignored, for launchers that don't support badge icons.
+         */
+        public Builder chooseBadgeIcon(int icon) {
+            mN.mBadgeIcon = icon;
+            return this;
+        }
+
+        /**
          * Specifies the channel the notification should be delivered on.
          */
         public Builder setChannel(String channelId) {
@@ -2805,13 +2882,9 @@
         }
 
         /**
-         * Set the large number at the right-hand side of the notification.  This is
-         * equivalent to setContentInfo, although it might show the number in a different
-         * font size for readability.
-         *
-         * @deprecated this number is not shown anywhere anymore
+         * Sets the number of items this notification represents. May be displayed as a badge count
+         * for Launchers that support badging.
          */
-        @Deprecated
         public Builder setNumber(int number) {
             mN.number = number;
             return this;
@@ -3096,12 +3169,16 @@
          * Set whether this notification should be colorized. When set, the color set with
          * {@link #setColor(int)} will be used as the background color of this notification.
          * <p>
-         * The coloring will only be applied if the notification is ongoing.
          * This should only be used for high priority ongoing tasks like navigation, an ongoing
          * call, or other similarly high-priority events for the user.
+         * <p>
+         * For most styles, the coloring will only be applied if the notification is ongoing.
+         * However, for {@link MediaStyle} and {@link DecoratedMediaCustomViewStyle} notifications
+         * that have a media session attached there is no requirement for it to be ongoing.
          *
          * @see Builder#setOngoing(boolean)
          * @see Builder#setColor(int)
+         * @see MediaStyle#setMediaSession(MediaSession.Token)
          */
         public Builder setColorized(boolean colorize) {
             mN.extras.putBoolean(EXTRA_COLORIZED, colorize);
@@ -3682,13 +3759,21 @@
         }
 
         private void bindExpandButton(RemoteViews contentView) {
-            int color = isColorized() ? getPrimaryTextColor() : resolveContrastColor();
+            int color = getPrimaryHighlightColor();
             contentView.setDrawableParameters(R.id.expand_button, false, -1, color,
                     PorterDuff.Mode.SRC_ATOP, -1);
             contentView.setInt(R.id.notification_header, "setOriginalNotificationColor",
                     color);
         }
 
+        /**
+         * @return the color that is used as the first primary highlight color. This is applied
+         * in several places like the action buttons or the app name in the header.
+         */
+        private int getPrimaryHighlightColor() {
+            return isColorized() ? getPrimaryTextColor() : resolveContrastColor();
+        }
+
         private void bindHeaderChronometerAndTime(RemoteViews contentView) {
             if (showsTimeOrChronometer()) {
                 contentView.setViewVisibility(R.id.time_divider, View.VISIBLE);
@@ -4265,7 +4350,7 @@
         }
 
         private CharSequence processLegacyText(CharSequence charSequence) {
-            if (isLegacy() || isColorized()) {
+            if (isLegacy() || textColorsNeedInversion()) {
                 return getColorUtil().invertCharSequenceColors(charSequence);
             } else {
                 return charSequence;
@@ -4278,7 +4363,7 @@
         private void processSmallIconColor(Icon smallIcon, RemoteViews contentView,
                 boolean ambient) {
             boolean colorable = !isLegacy() || getColorUtil().isGrayscaleIcon(mContext, smallIcon);
-            int color = ambient ? resolveAmbientColor() : resolveContrastColor();
+            int color = ambient ? resolveAmbientColor() : getPrimaryHighlightColor();
             if (colorable) {
                 contentView.setDrawableParameters(R.id.icon, false, -1, color,
                         PorterDuff.Mode.SRC_ATOP, -1);
@@ -4539,6 +4624,15 @@
         private boolean isColorized() {
             return mN.isColorized();
         }
+
+        private boolean textColorsNeedInversion() {
+            if (mStyle == null || !MediaStyle.class.equals(mStyle.getClass())) {
+                return false;
+            }
+            int targetSdkVersion = mContext.getApplicationInfo().targetSdkVersion;
+            return targetSdkVersion > Build.VERSION_CODES.M
+                    && targetSdkVersion < Build.VERSION_CODES.O;
+        }
     }
 
     /**
@@ -4551,6 +4645,14 @@
     }
 
     /**
+     * @return whether this notification has a media session attached
+     * @hide
+     */
+    public boolean hasMediaSession() {
+        return extras.getParcelable(Notification.EXTRA_MEDIA_SESSION) != null;
+    }
+
+    /**
      * @return the style class of this notification
      * @hide
      */
@@ -4564,12 +4666,23 @@
     }
 
     /**
-     * @return true if this notification is colorized. This also factors in wheather the
+     * @return true if this notification is colorized. This also factors in whether the
      * notification is ongoing.
      *
      * @hide
      */
     public boolean isColorized() {
+        Class<? extends Style> style = getNotificationStyle();
+        if (MediaStyle.class.equals(style)) {
+            Boolean colorized = (Boolean) extras.get(EXTRA_COLORIZED);
+            if ((colorized == null || colorized) && hasMediaSession()) {
+                return true;
+            }
+        } else if (DecoratedMediaCustomViewStyle.class.equals(style)) {
+            if (extras.getBoolean(EXTRA_COLORIZED) && hasMediaSession()) {
+                return true;
+            }
+        }
         return extras.getBoolean(EXTRA_COLORIZED) && isOngoing();
     }
 
@@ -5815,21 +5928,27 @@
      * shown as icon-only pushbuttons, suitable for transport controls. The Bitmap given to
      * {@link Notification.Builder#setLargeIcon(android.graphics.Bitmap) setLargeIcon()} will be
      * treated as album artwork.
-     *
+     * <p>
      * Unlike the other styles provided here, MediaStyle can also modify the standard-size
      * {@link Notification#contentView}; by providing action indices to
      * {@link #setShowActionsInCompactView(int...)} you can promote up to 3 actions to be displayed
      * in the standard view alongside the usual content.
-     *
+     * <p>
      * Notifications created with MediaStyle will have their category set to
      * {@link Notification#CATEGORY_TRANSPORT CATEGORY_TRANSPORT} unless you set a different
      * category using {@link Notification.Builder#setCategory(String) setCategory()}.
-     *
+     * <p>
      * Finally, if you attach a {@link android.media.session.MediaSession.Token} using
      * {@link android.app.Notification.MediaStyle#setMediaSession(MediaSession.Token)},
      * the System UI can identify this as a notification representing an active media session
      * and respond accordingly (by showing album artwork in the lockscreen, for example).
      *
+     * <p>
+     * Starting at {@link android.os.Build.VERSION_CODES#O Android O} any notification that has a
+     * media session attached with {@link #setMediaSession(MediaSession.Token)} will be colorized.
+     * You can opt-out of this behavior by using {@link Notification.Builder#setColorized(boolean)}.
+     * <p>
+     *
      * To use this style with your Notification, feed it to
      * {@link Notification.Builder#setStyle(android.app.Notification.Style)} like so:
      * <pre class="prettyprint">
@@ -5844,6 +5963,7 @@
      * </pre>
      *
      * @see Notification#bigContentView
+     * @see Notification.Builder#setColorized(boolean)
      */
     public static class MediaStyle extends Style {
         static final int MAX_MEDIA_BUTTONS_IN_COMPACT = 3;
@@ -5981,7 +6101,7 @@
 
                     final Action action = mBuilder.mActions.get(mActionsToShowInCompact[i]);
                     final RemoteViews button = generateMediaActionButton(action,
-                            mBuilder.resolveContrastColor());
+                            getPrimaryHighlightColor());
                     view.addView(com.android.internal.R.id.media_actions, button);
                 }
             }
@@ -5995,6 +6115,10 @@
             return view;
         }
 
+        private int getPrimaryHighlightColor() {
+            return mBuilder.getPrimaryHighlightColor();
+        }
+
         private RemoteViews makeMediaBigContentView() {
             final int actionCount = Math.min(mBuilder.mActions.size(), MAX_MEDIA_BUTTONS);
             // Dont add an expanded view if there is no more content to be revealed
@@ -6012,7 +6136,7 @@
                 big.removeAllViews(com.android.internal.R.id.media_actions);
                 for (int i = 0; i < actionCount; i++) {
                     final RemoteViews button = generateMediaActionButton(mBuilder.mActions.get(i),
-                            mBuilder.resolveContrastColor());
+                            getPrimaryHighlightColor());
                     big.addView(com.android.internal.R.id.media_actions, button);
                 }
             }
@@ -6157,7 +6281,10 @@
      * {@link android.app.Notification.Builder#setCustomBigContentView(RemoteViews)} and
      * {@link android.app.Notification.Builder#setCustomHeadsUpContentView(RemoteViews)} to set the
      * corresponding custom views to display.
-     *
+     * <p>
+     * Contrary to {@link MediaStyle} a developer has to opt-in to the colorizing of the
+     * notification by using {@link Notification.Builder#setColorized(boolean)}.
+     * <p>
      * To use this style with your Notification, feed it to
      * {@link Notification.Builder#setStyle(android.app.Notification.Style)} like so:
      * <pre class="prettyprint">
diff --git a/core/java/android/app/SystemServiceRegistry.java b/core/java/android/app/SystemServiceRegistry.java
index 5a75a67..fc1d613 100644
--- a/core/java/android/app/SystemServiceRegistry.java
+++ b/core/java/android/app/SystemServiceRegistry.java
@@ -115,6 +115,7 @@
 import android.service.autofill.IAutoFillManagerService;
 import android.service.persistentdata.IPersistentDataBlockService;
 import android.service.persistentdata.PersistentDataBlockManager;
+import android.service.vr.IVrManager;
 import android.telecom.TelecomManager;
 import android.telephony.CarrierConfigManager;
 import android.telephony.SubscriptionManager;
@@ -814,6 +815,14 @@
                 IAutoFillManagerService service = IAutoFillManagerService.Stub.asInterface(b);
                 return new AutoFillManager(ctx, service);
             }});
+
+        registerService(Context.VR_SERVICE, VrManager.class, new CachedServiceFetcher<VrManager>() {
+            @Override
+            public VrManager createService(ContextImpl ctx) throws ServiceNotFoundException {
+                IBinder b = ServiceManager.getServiceOrThrow(Context.VR_SERVICE);
+                return new VrManager(IVrManager.Stub.asInterface(b));
+            }
+        });
     }
 
     /**
diff --git a/core/java/android/app/TimePickerDialog.java b/core/java/android/app/TimePickerDialog.java
index 3f467a0..b219f2a 100644
--- a/core/java/android/app/TimePickerDialog.java
+++ b/core/java/android/app/TimePickerDialog.java
@@ -145,14 +145,25 @@
     }
 
     @Override
+    public void show() {
+        super.show();
+        getButton(BUTTON_POSITIVE).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                if (mTimePicker.validateInput()) {
+                    if (mTimeSetListener != null) {
+                        mTimeSetListener.onTimeSet(mTimePicker, mTimePicker.getCurrentHour(),
+                                mTimePicker.getCurrentMinute());
+                    }
+                    dismiss();
+                }
+            }
+        });
+    }
+
+    @Override
     public void onClick(DialogInterface dialog, int which) {
         switch (which) {
-            case BUTTON_POSITIVE:
-                if (mTimeSetListener != null) {
-                    mTimeSetListener.onTimeSet(mTimePicker, mTimePicker.getCurrentHour(),
-                            mTimePicker.getCurrentMinute());
-                }
-                break;
             case BUTTON_NEGATIVE:
                 cancel();
                 break;
diff --git a/core/java/android/app/VrManager.java b/core/java/android/app/VrManager.java
new file mode 100644
index 0000000..a0b0eea
--- /dev/null
+++ b/core/java/android/app/VrManager.java
@@ -0,0 +1,44 @@
+package android.app;
+
+
+import android.annotation.SystemApi;
+import android.content.ComponentName;
+import android.os.RemoteException;
+import android.service.vr.IVrManager;
+
+/**
+ * Used to control aspects of a devices Virtual Reality (VR) capabilities.
+ * <p>
+ * You do not instantiate this class directly; instead, retrieve it through
+ * {@link android.content.Context#getSystemService}.
+ * @hide
+ */
+@SystemApi
+public class VrManager {
+    private final IVrManager mService;
+
+    /**
+     * {@hide}
+     */
+    public VrManager(IVrManager service) {
+        mService = service;
+    }
+
+    /**
+     * Sets the persistent VR mode state of a device. When a device is in persistent VR mode it will
+     * remain in VR mode even if the foreground does not specify Vr mode being enabled. Mainly used
+     * by VR viewers to indicate that a device is placed in a VR viewer.
+     *
+     * <p>Requires {@link android.Manifest.permission#ACCESS_VR_MANAGER} permission.</p>
+     *
+     * @see Activity#setVrModeEnabled(boolean, ComponentName)
+     * @param enabled true if the device should be placed in persistent VR mode.
+     */
+    public void setPersistentVrModeEnabled(boolean enabled) {
+        try {
+            mService.setPersistentVrModeEnabled(enabled);
+        } catch (RemoteException e) {
+            e.rethrowFromSystemServer();
+        }
+    }
+}
diff --git a/core/java/android/app/admin/SecurityLog.java b/core/java/android/app/admin/SecurityLog.java
index 2858991..91b87d7 100644
--- a/core/java/android/app/admin/SecurityLog.java
+++ b/core/java/android/app/admin/SecurityLog.java
@@ -144,8 +144,7 @@
         }
 
         /**
-         * Returns the payload contained in this log. Each call to this method will
-         * retrieve the next payload item. If no more payload exists, it returns {@code null}.
+         * Returns the payload contained in this log entry or {@code null} if there is no payload.
          */
         public Object getData() {
             return mEvent.getData();
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index f610a29..a7d5ac6 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -35,6 +35,7 @@
 import android.app.IApplicationThread;
 import android.app.IServiceConnection;
 import android.app.Notification;
+import android.app.VrManager;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.res.AssetManager;
@@ -3764,6 +3765,16 @@
     public static final String OVERLAY_SERVICE = "overlay";
 
     /**
+     * Use with {@link #getSystemService} to retrieve a
+     * {@link VrManager} for accessing the VR service.
+     *
+     * @see #getSystemService
+     * @hide
+     */
+    @SystemApi
+    public static final String VR_SERVICE = "vrmanager";
+
+    /**
      * Determine whether the given permission is allowed for a particular
      * process and user ID running in the system.
      *
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index 1130327..6a8141f 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -1806,6 +1806,41 @@
     @SystemApi
     public static final String EXTRA_PERMISSION_NAME = "android.intent.extra.PERMISSION_NAME";
 
+    /**
+     * Intent extra: An id if an autofill item ({@link
+     * android.view.autofill.Dataset} or {@link android.view.autofill.FillResponse}).
+     * <p>
+     * Type: String
+     * </p>
+     */
+    public static final String EXTRA_AUTO_FILL_ITEM_ID = "android.intent.extra.AUTO_FILL_ITEM_ID";
+
+    /**
+     * Intent extra: The assist structure which captures the filled screen.
+     * <p>
+     * Type: {@link android.app.assist.AssistStructure}
+     * </p>
+     */
+    public static final String EXTRA_AUTO_FILL_ASSIST_STRUCTURE =
+            "android.intent.extra.AUTO_FILL_ASSIST_STRUCTURE";
+
+    /**
+     * Intent extra: The metadata associated with the authenticated entity ({@link
+     * android.view.autofill.Dataset} or {@link android.view.autofill.FillResponse}).
+     * <p>
+     * Type: {@link android.os.Bundle}
+     * </p>
+     */
+    public static final String EXTRA_AUTO_FILL_EXTRAS = "android.intent.extra.AUTO_FILL_EXTRAS";
+
+    /**
+     * Intent extra: A callback to report an authentication result.
+     * <p>
+     * Type: {@link android.view.autofill.FillResponse}
+     * </p>
+     */
+    public static final String EXTRA_AUTO_FILL_CALLBACK = "android.intent.extra.AUTO_FILL_CALLBACK";
+
     // ---------------------------------------------------------------------
     // ---------------------------------------------------------------------
     // Standard intent broadcast actions (see action variable).
diff --git a/core/java/android/content/SyncRequest.java b/core/java/android/content/SyncRequest.java
index dd53eac..74d2f11 100644
--- a/core/java/android/content/SyncRequest.java
+++ b/core/java/android/content/SyncRequest.java
@@ -351,7 +351,7 @@
          * @param requiresCharging true if sync requires the phone to be plugged in. Default false.
          */
         public Builder setRequiresCharging(boolean requiresCharging) {
-            mRequiresCharging = true;
+            mRequiresCharging = requiresCharging;
             return this;
         }
 
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index ab641c9..b20b5e2 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -1741,6 +1741,22 @@
 
     /**
      * Feature for {@link #getSystemAvailableFeatures} and
+     * {@link #hasSystemFeature(String, int)}: If this feature is supported, the Vulkan native API
+     * will enumerate at least one {@code VkPhysicalDevice}, and the feature version will indicate
+     * what level of optional compute features are supported beyond the Vulkan 1.0 requirements.
+     * <p>
+     * Compute level 0 indicates support for:
+     * <ul>
+     * <li>Ability to use pointers to buffer data from shaders</li>
+     * <li>Ability to load/store 16-bit values from buffers</li>
+     * <li>Ability to control shader floating point rounding mode</li>
+     * </ul>
+     */
+    @SdkConstant(SdkConstantType.FEATURE)
+    public static final String FEATURE_VULKAN_HARDWARE_COMPUTE = "android.hardware.vulkan.compute";
+
+    /**
+     * Feature for {@link #getSystemAvailableFeatures} and
      * {@link #hasSystemFeature(String, int)}: The version of this feature indicates the highest
      * {@code VkPhysicalDeviceProperties::apiVersion} supported by the physical devices that support
      * the hardware level indicated by {@link #FEATURE_VULKAN_HARDWARE_LEVEL}. The feature version
diff --git a/core/java/android/hardware/display/DisplayManagerInternal.java b/core/java/android/hardware/display/DisplayManagerInternal.java
index 3eb5844..98a5749 100644
--- a/core/java/android/hardware/display/DisplayManagerInternal.java
+++ b/core/java/android/hardware/display/DisplayManagerInternal.java
@@ -230,9 +230,6 @@
         public int dozeScreenBrightness;
         public int dozeScreenState;
 
-        // If true, use twilight to affect the brightness.
-        public boolean useTwilight;
-
         public DisplayPowerRequest() {
             policy = POLICY_BRIGHT;
             useProximitySensor = false;
@@ -268,7 +265,6 @@
             boostScreenBrightness = other.boostScreenBrightness;
             dozeScreenBrightness = other.dozeScreenBrightness;
             dozeScreenState = other.dozeScreenState;
-            useTwilight = other.useTwilight;
         }
 
         @Override
@@ -289,8 +285,7 @@
                     && lowPowerMode == other.lowPowerMode
                     && boostScreenBrightness == other.boostScreenBrightness
                     && dozeScreenBrightness == other.dozeScreenBrightness
-                    && dozeScreenState == other.dozeScreenState
-                    && useTwilight == other.useTwilight;
+                    && dozeScreenState == other.dozeScreenState;
         }
 
         @Override
@@ -310,8 +305,7 @@
                     + ", lowPowerMode=" + lowPowerMode
                     + ", boostScreenBrightness=" + boostScreenBrightness
                     + ", dozeScreenBrightness=" + dozeScreenBrightness
-                    + ", dozeScreenState=" + Display.stateToString(dozeScreenState)
-                    + ", useTwilight=" + useTwilight;
+                    + ", dozeScreenState=" + Display.stateToString(dozeScreenState);
         }
 
         public static String policyToString(int policy) {
diff --git a/core/java/android/os/Parcel.java b/core/java/android/os/Parcel.java
index e99d303..f94e89a 100644
--- a/core/java/android/os/Parcel.java
+++ b/core/java/android/os/Parcel.java
@@ -17,6 +17,7 @@
 package android.os;
 
 import android.annotation.IntegerRes;
+import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.text.TextUtils;
 import android.util.ArrayMap;
@@ -1339,7 +1340,7 @@
     }
 
     /**
-     * Flatten a heterogeneous array containing a particular object type into
+     * Flatten a homogeneous array containing a particular object type into
      * the parcel, at
      * the current dataPosition() and growing dataCapacity() if needed.  The
      * type of the objects in the array must be one that implements Parcelable.
@@ -1361,7 +1362,7 @@
         if (val != null) {
             int N = val.length;
             writeInt(N);
-            for (int i=0; i<N; i++) {
+            for (int i = 0; i < N; i++) {
                 T item = val[i];
                 if (item != null) {
                     writeInt(1);
@@ -1376,6 +1377,146 @@
     }
 
     /**
+     * Write a uniform (all items are null or the same class) array list of
+     * parcelables.
+     *
+     * @param list The list to write.
+     *
+     * @hide
+     */
+    public final <T extends Parcelable> void writeTypedArrayList(@Nullable ArrayList<T> list,
+            int parcelableFlags) {
+        if (list != null) {
+            int N = list.size();
+            writeInt(N);
+            boolean wroteCreator = false;
+            for (int i = 0; i < N; i++) {
+                T item = list.get(i);
+                if (item != null) {
+                    writeInt(1);
+                    if (!wroteCreator) {
+                        writeParcelableCreator(item);
+                        wroteCreator = true;
+                    }
+                    item.writeToParcel(this, parcelableFlags);
+                } else {
+                    writeInt(0);
+                }
+            }
+        } else {
+            writeInt(-1);
+        }
+    }
+
+    /**
+     * Reads a uniform (all items are null or the same class) array list of
+     * parcelables.
+     *
+     * @return The list or null.
+     *
+     * @hide
+     */
+    public final @Nullable <T> ArrayList<T> readTypedArrayList(@Nullable ClassLoader loader) {
+        int N = readInt();
+        if (N <= 0) {
+            return null;
+        }
+        Parcelable.Creator<?> creator = null;
+        ArrayList<T> result = new ArrayList<T>(N);
+        for (int i = 0; i < N; i++) {
+            if (readInt() != 0) {
+                if (creator == null) {
+                    creator = readParcelableCreator(loader);
+                    if (creator == null) {
+                        return null;
+                    }
+                }
+                final T parcelable;
+                if (creator instanceof Parcelable.ClassLoaderCreator<?>) {
+                    Parcelable.ClassLoaderCreator<?> classLoaderCreator =
+                            (Parcelable.ClassLoaderCreator<?>) creator;
+                    parcelable = (T) classLoaderCreator.createFromParcel(this, loader);
+                } else {
+                    parcelable = (T) creator.createFromParcel(this);
+                }
+                result.add(parcelable);
+            } else {
+                result.add(null);
+            }
+        }
+        return result;
+    }
+
+    /**
+     * Write a uniform (all items are null or the same class) array set of
+     * parcelables.
+     *
+     * @param set The set to write.
+     *
+     * @hide
+     */
+    public final <T extends Parcelable> void writeTypedArraySet(@Nullable ArraySet<T> set,
+            int parcelableFlags) {
+        if (set != null) {
+            int N = set.size();
+            writeInt(N);
+            boolean wroteCreator = false;
+            for (int i = 0; i < N; i++) {
+                T item = set.valueAt(i);
+                if (item != null) {
+                    writeInt(1);
+                    if (!wroteCreator) {
+                        writeParcelableCreator(item);
+                        wroteCreator = true;
+                    }
+                    item.writeToParcel(this, parcelableFlags);
+                } else {
+                    writeInt(0);
+                }
+            }
+        } else {
+            writeInt(-1);
+        }
+    }
+
+    /**
+     * Reads a uniform (all items are null or the same class) array set of
+     * parcelables.
+     *
+     * @return The set or null.
+     *
+     * @hide
+     */
+    public final @Nullable <T> ArraySet<T> readTypedArraySet(@Nullable ClassLoader loader) {
+        int N = readInt();
+        if (N <= 0) {
+            return null;
+        }
+        Parcelable.Creator<?> creator = null;
+        ArraySet<T> result = new ArraySet<T>(N);
+        for (int i = 0; i < N; i++) {
+            T parcelable = null;
+            if (readInt() != 0) {
+                if (creator == null) {
+                    creator = readParcelableCreator(loader);
+                    if (creator == null) {
+                        return null;
+                    }
+                }
+                if (creator instanceof Parcelable.ClassLoaderCreator<?>) {
+                    Parcelable.ClassLoaderCreator<?> classLoaderCreator =
+                            (Parcelable.ClassLoaderCreator<?>) creator;
+                    parcelable = (T) classLoaderCreator.createFromParcel(this, loader);
+                } else {
+                    parcelable = (T) creator.createFromParcel(this);
+                }
+            }
+            result.append(parcelable);
+        }
+        return result;
+    }
+
+    /**
      * Flatten the Parcelable object into the parcel.
      *
      * @param val The Parcelable object to be written.
diff --git a/core/java/android/os/PowerManager.java b/core/java/android/os/PowerManager.java
index dff0a28..31b3bc9 100644
--- a/core/java/android/os/PowerManager.java
+++ b/core/java/android/os/PowerManager.java
@@ -508,15 +508,6 @@
     }
 
     /**
-     * Returns true if the twilight service should be used to adjust screen brightness
-     * policy.  This setting is experimental and disabled by default.
-     * @hide
-     */
-    public static boolean useTwilightAdjustmentFeature() {
-        return SystemProperties.getBoolean("persist.power.usetwilightadj", false);
-    }
-
-    /**
      * Creates a new wake lock with the specified level and flags.
      * <p>
      * The {@code levelAndFlags} parameter specifies a wake lock level and optional flags
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index d83f2cb..2936dfb 100755
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -6721,12 +6721,6 @@
         public static final String NIGHT_DISPLAY_CUSTOM_END_TIME = "night_display_custom_end_time";
 
         /**
-         * Whether brightness should automatically adjust based on twilight state.
-         * @hide
-         */
-        public static final String BRIGHTNESS_USE_TWILIGHT = "brightness_use_twilight";
-
-        /**
          * Names of the service components that the current user has explicitly allowed to
          * be a VR mode listener, separated by ':'.
          *
diff --git a/core/java/android/service/autofill/AutoFillService.java b/core/java/android/service/autofill/AutoFillService.java
index bfaf23c..aa4d26c 100644
--- a/core/java/android/service/autofill/AutoFillService.java
+++ b/core/java/android/service/autofill/AutoFillService.java
@@ -15,7 +15,10 @@
  */
 package android.service.autofill;
 
-import android.annotation.CallSuper;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.os.RemoteException;
+import com.android.internal.os.HandlerCaller;
 import android.annotation.SdkConstant;
 import android.app.Activity;
 import android.app.Service;
@@ -24,21 +27,13 @@
 import android.os.Bundle;
 import android.os.CancellationSignal;
 import android.os.IBinder;
+import android.os.ICancellationSignal;
 import android.os.Looper;
-import android.os.Message;
-import android.os.RemoteException;
 import android.util.Log;
-import android.view.autofill.Dataset;
 import android.view.autofill.FillResponse;
 
-import com.android.internal.os.HandlerCaller;
 import com.android.internal.os.SomeArgs;
 
-import java.io.FileDescriptor;
-import java.io.PrintWriter;
-import java.util.ArrayList;
-import java.util.List;
-
 //TODO(b/33197203): improve javadoc (of both class and methods); in particular, make sure the
 //life-cycle (and how state could be maintained on server-side) is well documented.
 
@@ -48,12 +43,7 @@
  * <p>Apps providing auto-fill capabilities must extend this service.
  */
 public abstract class AutoFillService extends Service {
-
     private static final String TAG = "AutoFillService";
-    static final boolean DEBUG = true; // TODO(b/33197203): set to false once stable
-
-    // TODO(b/33197203): check for device's memory size instead of DEBUG?
-    static final boolean DEBUG_PENDING_CALLBACKS = DEBUG;
 
     /**
      * The {@link Intent} that must be declared as handled by the service.
@@ -79,85 +69,33 @@
 
     // Internal bundle keys.
     /** @hide */ public static final String KEY_CALLBACK = "callback";
-    /** @hide */ public static final String KEY_SAVABLE_IDS = "savable_ids";
-    /** @hide */ public static final String EXTRA_CRYPTO_OBJECT_ID = "crypto_object_id";
-
-    // Prefix for public bundle keys.
-    private static final String KEY_PREFIX = "android.service.autofill.extra.";
-
-    /**
-     * Key of the {@link Bundle} passed to methods such as
-     * {@link #onSaveRequest(AssistStructure, Bundle, SaveCallback)} containing the extras set by
-     * {@link android.view.autofill.FillResponse.Builder#setExtras(Bundle)}.
-     */
-    public static final String EXTRA_RESPONSE_EXTRAS = KEY_PREFIX + "RESPONSE_EXTRAS";
-
-    /**
-     * Key of the {@link Bundle} passed to methods such as
-     * {@link #onSaveRequest(AssistStructure, Bundle, SaveCallback)} containing the extras set by
-     * {@link android.view.autofill.Dataset.Builder#setExtras(Bundle)}.
-     */
-    public static final String EXTRA_DATASET_EXTRAS = KEY_PREFIX + "DATASET_EXTRAS";
-
-    /**
-     * Used to indicate the user selected an action that requires authentication.
-     */
-    public static final int FLAG_AUTHENTICATION_REQUESTED = 1 << 0;
-
-    /**
-     * Used to indicate the user authentication succeeded.
-     */
-    public static final int FLAG_AUTHENTICATION_SUCCESS = 1 << 1;
-
-    /**
-     * Used to indicate the user authentication failed.
-     */
-    public static final int FLAG_AUTHENTICATION_ERROR = 1 << 2;
-
-    /**
-     * Used when the service requested Fingerprint authentication but such option is not available.
-     */
-    public static final int FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE  = 1 << 3;
 
     // Handler messages.
     private static final int MSG_CONNECT = 1;
     private static final int MSG_DISCONNECT = 2;
-    private static final int MSG_AUTO_FILL_ACTIVITY = 3;
-    private static final int MSG_AUTHENTICATE_FILL_RESPONSE = 4;
-    private static final int MSG_AUTHENTICATE_DATASET = 5;
-    private static final int MSG_SAVE = 6;
+    private static final int MSG_ON_FILL_REQUEST = 3;
+    private static final int MSG_ON_SAVE_REQUEST = 4;
 
     private final IAutoFillService mInterface = new IAutoFillService.Stub() {
-
         @Override
-        public void autoFill(AssistStructure structure, IAutoFillServerCallback callback) {
-            mHandlerCaller
-                    .obtainMessageOO(MSG_AUTO_FILL_ACTIVITY, structure, callback)
+        public void onFillRequest(AssistStructure structure, Bundle extras,
+                IFillCallback callback) {
+            ICancellationSignal transport = CancellationSignal.createTransport();
+            try {
+                callback.onCancellable(transport);
+            } catch (RemoteException e) {
+                e.rethrowFromSystemServer();
+            }
+            mHandlerCaller.obtainMessageOOOO(MSG_ON_FILL_REQUEST, structure,
+                    CancellationSignal.fromTransport(transport), extras, callback)
                     .sendToTarget();
         }
 
         @Override
-        public void save(AssistStructure structure, IAutoFillServerCallback callback,
-                Bundle extras) throws RemoteException {
-            mHandlerCaller
-                    .obtainMessageOOO(MSG_SAVE, structure, callback, extras)
-                    .sendToTarget();
-        }
-
-        @Override
-        public void authenticateFillResponse(Bundle extras, int flags) {
-            final Message msg = mHandlerCaller.obtainMessage(MSG_AUTHENTICATE_FILL_RESPONSE);
-            msg.arg1 = flags;
-            msg.obj = extras;
-            mHandlerCaller.sendMessage(msg);
-        }
-
-        @Override
-        public void authenticateDataset(Bundle extras, int flags) {
-            final Message msg = mHandlerCaller.obtainMessage(MSG_AUTHENTICATE_DATASET);
-            msg.arg1 = flags;
-            msg.obj = extras;
-            mHandlerCaller.sendMessage(msg);
+        public void onSaveRequest(AssistStructure structure, Bundle extras,
+                ISaveCallback callback) {
+            mHandlerCaller.obtainMessageOOO(MSG_ON_SAVE_REQUEST, structure,
+                    extras, callback).sendToTarget();
         }
 
         @Override
@@ -171,63 +109,41 @@
         }
     };
 
-    private final HandlerCaller.Callback mHandlerCallback = new HandlerCaller.Callback() {
-
-        @Override
-        public void executeMessage(Message msg) {
-            switch (msg.what) {
-                case MSG_CONNECT: {
-                    onConnected();
-                    break;
-                } case MSG_AUTO_FILL_ACTIVITY: {
-                    final SomeArgs args = (SomeArgs) msg.obj;
-                    try {
-                        final AssistStructure structure = (AssistStructure) args.arg1;
-                        final IAutoFillServerCallback callback =
-                                (IAutoFillServerCallback) args.arg2;
-                        handleAutoFill(structure, callback);
-                    } finally {
-                        args.recycle();
-                    }
-                    break;
-                } case MSG_SAVE: {
-                    final SomeArgs args = (SomeArgs) msg.obj;
-                    try {
-                        final AssistStructure structure = (AssistStructure) args.arg1;
-                        final IAutoFillServerCallback callback =
-                                (IAutoFillServerCallback) args.arg2;
-                        final Bundle extras = (Bundle) args.arg3;
-                        handleSave(structure, callback, extras);
-                    } finally {
-                        args.recycle();
-                    }
-                    break;
-                } case MSG_AUTHENTICATE_FILL_RESPONSE: {
-                    final int flags = msg.arg1;
-                    final Bundle extras = (Bundle) msg.obj;
-                    onFillResponseAuthenticationRequest(extras, flags);
-                    break;
-                } case MSG_AUTHENTICATE_DATASET: {
-                    final int flags = msg.arg1;
-                    final Bundle extras = (Bundle) msg.obj;
-                    onDatasetAuthenticationRequest(extras, flags);
-                    break;
-                } case MSG_DISCONNECT: {
-                    onDisconnected();
-                    break;
-                } default: {
-                    Log.w(TAG, "MyCallbacks received invalid message type: " + msg);
-                }
+    private final HandlerCaller.Callback mHandlerCallback = (msg) -> {
+        switch (msg.what) {
+            case MSG_CONNECT: {
+                onConnected();
+                break;
+            } case MSG_ON_FILL_REQUEST: {
+                final SomeArgs args = (SomeArgs) msg.obj;
+                final AssistStructure structure = (AssistStructure) args.arg1;
+                final CancellationSignal cancellation = (CancellationSignal) args.arg2;
+                final Bundle extras = (Bundle) args.arg3;
+                final IFillCallback callback = (IFillCallback) args.arg4;
+                final FillCallback fillCallback = new FillCallback(callback);
+                args.recycle();
+                onFillRequest(structure, extras, cancellation, fillCallback);
+                break;
+            } case MSG_ON_SAVE_REQUEST: {
+                final SomeArgs args = (SomeArgs) msg.obj;
+                final AssistStructure structure = (AssistStructure) args.arg1;
+                final Bundle extras = (Bundle) args.arg2;
+                final ISaveCallback callback = (ISaveCallback) args.arg3;
+                final SaveCallback saveCallback = new SaveCallback(callback);
+                args.recycle();
+                onSaveRequest(structure, extras, saveCallback);
+                break;
+            } case MSG_DISCONNECT: {
+                onDisconnected();
+                break;
+            } default: {
+                Log.w(TAG, "MyCallbacks received invalid message type: " + msg);
             }
         }
     };
 
     private HandlerCaller mHandlerCaller;
 
-    // User for debugging purposes
-    private final List<CallbackHelper.Dumpable> mPendingCallbacks =
-            DEBUG_PENDING_CALLBACKS ? new ArrayList<>() : null;
-
     /**
      * {@inheritDoc}
      *
@@ -236,7 +152,6 @@
     @Override
     public void onCreate() {
         super.onCreate();
-
         mHandlerCaller = new HandlerCaller(null, Looper.getMainLooper(), mHandlerCallback, true);
     }
 
@@ -255,7 +170,7 @@
      * <p>You should generally do initialization here rather than in {@link #onCreate}.
      */
     public void onConnected() {
-        if (DEBUG) Log.d(TAG, "onConnected()");
+
     }
 
     /**
@@ -267,14 +182,18 @@
      * to notify the result of the request.
      *
      * @param structure {@link Activity}'s view structure.
-     * @param data bundle containing additional arguments set by the Android system (currently none)
-     * or data passed by the service on previous calls to fullfill other sections of this activity
-     * (see {@link FillResponse} Javadoc for examples of multiple-sections requests).
-     * @param cancellationSignal signal for observing cancel requests.
+     * @param data bundle containing data passed by the service on previous calls to fill.
+     *     This bundle allows your service to keep state between fill and save requests
+     *     as well as when filling different sections of the UI as the system will try to
+     *     aggressively unbind from the service to conserve resources. See {@link FillResponse}
+     *     Javadoc for examples of multiple-sections requests.
+     * @param cancellationSignal signal for observing cancellation requests. The system will use
+     *     this to notify you that the fill result is no longer needed and you should stop
+     *     handling this fill request in order to save resources.
      * @param callback object used to notify the result of the request.
      */
-    public abstract void onFillRequest(AssistStructure structure, Bundle data,
-            CancellationSignal cancellationSignal, FillCallback callback);
+    public abstract void onFillRequest(@NonNull AssistStructure structure, @Nullable Bundle data,
+            @NonNull CancellationSignal cancellationSignal, @NonNull FillCallback callback);
 
     /**
      * Called when user requests service to save the fields of an {@link Activity}.
@@ -284,108 +203,15 @@
      * to notify the result of the request.
      *
      * @param structure {@link Activity}'s view structure.
-     * @param data bundle containing additional arguments set by the Android system (currently none)
-     * or data passed by the service in the {@link FillResponse} that originated this call.
+     * @param data bundle containing data passed by the service on previous calls to fill.
+     *     This bundle allows your service to keep state between fill and save requests
+     *     as well as when filling different sections of the UI as the system will try to
+     *     aggressively unbind from the service to conserve resources. See {@link FillResponse}
+     *     Javadoc for examples of multiple-sections requests.
      * @param callback object used to notify the result of the request.
      */
-    public abstract void onSaveRequest(AssistStructure structure, Bundle data,
-            SaveCallback callback);
-
-    /**
-     * Called as result of the user action for a {@link FillResponse} that required authentication.
-     *
-     * <p>When the {@link FillResponse} required authentication through
-     * {@link android.view.autofill.FillResponse.Builder#requiresCustomAuthentication(Bundle, int)},
-     * this call indicates the user is requesting the service to authenticate him/her (and
-     * {@code flags} contains {@link #FLAG_AUTHENTICATION_REQUESTED}), and {@code extras} contains
-     * the {@link Bundle} passed to that method.
-     *
-     * <p>When the {@link FillResponse} required authentication through
-     * {@link android.view.autofill.FillResponse.Builder#requiresFingerprintAuthentication(
-     * android.hardware.fingerprint.FingerprintManager.CryptoObject, Bundle, int)},
-     * {@code flags} this call contains the result of the fingerprint authentication (such as
-     * {@link #FLAG_AUTHENTICATION_SUCCESS}, {@link #FLAG_AUTHENTICATION_ERROR}, and
-     * {@link #FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE}) and {@code extras} contains the
-     * {@link Bundle} passed to that method.
-     */
-    public void onFillResponseAuthenticationRequest(@SuppressWarnings("unused") Bundle extras,
-            int flags) {
-        if (DEBUG) Log.d(TAG, "onFillResponseAuthenticationRequest(): flags=" + flags);
-    }
-
-    /**
-     * Called as result of the user action for a {@link Dataset} that required authentication.
-     *
-     * <p>When the {@link Dataset} required authentication through
-     * {@link android.view.autofill.Dataset.Builder#requiresCustomAuthentication(Bundle, int)}, this
-     * call indicates the user is requesting the service to authenticate him/her (and {@code flags}
-     * contains {@link #FLAG_AUTHENTICATION_REQUESTED}), and {@code extras} contains the
-     * {@link Bundle} passed to that method.
-     *
-     * <p>When the {@link Dataset} required authentication through
-     * {@link android.view.autofill.Dataset.Builder#requiresFingerprintAuthentication(
-     * android.hardware.fingerprint.FingerprintManager.CryptoObject, Bundle, int)},
-     * {@code flags} this call contains the result of the fingerprint authentication (such as
-     * {@link #FLAG_AUTHENTICATION_SUCCESS}, {@link #FLAG_AUTHENTICATION_ERROR}, and
-     * {@link #FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE}) and {@code extras} contains the
-     * {@link Bundle} passed to that method.
-     */
-    public void onDatasetAuthenticationRequest(@SuppressWarnings("unused") Bundle extras,
-            int flags) {
-        if (DEBUG) Log.d(TAG, "onDatasetAuthenticationRequest(): flags=" + flags);
-    }
-
-    @Override
-    @CallSuper
-    protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
-        if (mPendingCallbacks != null) {
-            pw.print("Number of pending callbacks: "); pw.println(mPendingCallbacks.size());
-            final String prefix = "  ";
-            for (int i = 0; i < mPendingCallbacks.size(); i++) {
-                final CallbackHelper.Dumpable cb = mPendingCallbacks.get(i);
-                pw.print('#'); pw.print(i + 1); pw.println(':');
-                cb.dump(prefix, pw);
-            }
-            pw.println();
-        } else {
-            pw.println("Dumping disabled");
-        }
-    }
-
-    private void handleAutoFill(AssistStructure structure, IAutoFillServerCallback callback) {
-        final FillCallback fillCallback = new FillCallback(callback);
-        if (DEBUG_PENDING_CALLBACKS) {
-            addPendingCallback(fillCallback);
-        }
-        // TODO(b/33197203): hook up the cancelationSignal
-        onFillRequest(structure, null, new CancellationSignal(), fillCallback);
-        return;
-    }
-
-    private void handleSave(AssistStructure structure, IAutoFillServerCallback callback,
-            Bundle extras) {
-        final SaveCallback saveCallback = new SaveCallback(callback);
-        if (DEBUG_PENDING_CALLBACKS) {
-            addPendingCallback(saveCallback);
-        }
-        onSaveRequest(structure, extras, saveCallback);
-    }
-
-    private void addPendingCallback(CallbackHelper.Dumpable callback) {
-        if (mPendingCallbacks == null) {
-            // Shouldn't happend since call is controlled by DEBUG_PENDING_CALLBACKS guard.
-            Log.wtf(TAG, "addPendingCallback(): mPendingCallbacks not set");
-            return;
-        }
-
-        if (DEBUG) Log.d(TAG, "Adding pending callback: " + callback);
-
-        callback.setFinalizer(() -> {
-            if (DEBUG) Log.d(TAG, "Removing pending callback: " + callback);
-            mPendingCallbacks.remove(callback);
-        });
-        mPendingCallbacks.add(callback);
-    }
+    public abstract void onSaveRequest(@NonNull AssistStructure structure, @Nullable Bundle data,
+            @NonNull SaveCallback callback);
 
     /**
      * Called when the Android system disconnects from the service.
@@ -393,6 +219,6 @@
      * <p> At this point this service may no longer be an active {@link AutoFillService}.
      */
     public void onDisconnected() {
-        if (DEBUG) Log.d(TAG, "onDisconnected()");
+
     }
 }
diff --git a/core/java/android/service/autofill/AutoFillServiceInfo.java b/core/java/android/service/autofill/AutoFillServiceInfo.java
index fd957f1..985e32f 100644
--- a/core/java/android/service/autofill/AutoFillServiceInfo.java
+++ b/core/java/android/service/autofill/AutoFillServiceInfo.java
@@ -16,6 +16,7 @@
 package android.service.autofill;
 
 import android.Manifest;
+import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.AppGlobals;
 import android.content.ComponentName;
@@ -25,7 +26,6 @@
 import android.content.res.TypedArray;
 import android.content.res.XmlResourceParser;
 import android.os.RemoteException;
-import android.util.AndroidException;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Xml;
@@ -40,13 +40,10 @@
 /**
  * {@link ServiceInfo} and meta-data about an {@link AutoFillService}.
  *
- * <p>Upon construction, if {@link #getParseError()} is {@code null}, then the service is configured
- * correctly. Otherwise, {@link #getParseError()} indicates the parsing error.
- *
  * @hide
  */
 public final class AutoFillServiceInfo {
-    static final String TAG = "AutoFillServiceInfo";
+    private static final String TAG = "AutoFillServiceInfo";
 
     private static ServiceInfo getServiceInfoOrThrow(ComponentName comp, int userHandle)
             throws PackageManager.NameNotFoundException {
@@ -63,10 +60,9 @@
         throw new PackageManager.NameNotFoundException(comp.toString());
     }
 
-    @Nullable
-    private final String mParseError;
-
+    @NonNull
     private final ServiceInfo mServiceInfo;
+
     @Nullable
     private final String mSettingsActivity;
 
@@ -77,17 +73,7 @@
 
     public AutoFillServiceInfo(PackageManager pm, ServiceInfo si) {
         mServiceInfo = si;
-        TypedArray metaDataArray;
-        try {
-            metaDataArray = getMetaDataArray(pm, si);
-        } catch (AndroidException e) {
-            mParseError = e.getMessage();
-            mSettingsActivity = null;
-            Log.w(TAG, mParseError, e);
-            return;
-        }
-
-        mParseError = null;
+        final TypedArray metaDataArray = getMetaDataArray(pm, si);
         if (metaDataArray != null) {
             mSettingsActivity =
                     metaDataArray.getString(R.styleable.AutoFillService_settingsActivity);
@@ -101,12 +87,11 @@
      * Gets the meta-data as a TypedArray, or null if not provided, or throws if invalid.
      */
     @Nullable
-    private static TypedArray getMetaDataArray(PackageManager pm, ServiceInfo si)
-            throws AndroidException {
+    private static TypedArray getMetaDataArray(PackageManager pm, ServiceInfo si) {
         // Check for permissions.
         if (!Manifest.permission.BIND_AUTO_FILL.equals(si.permission)) {
-            throw new AndroidException(
-                "Service does not require permission " + Manifest.permission.BIND_AUTO_FILL);
+            Log.e(TAG, "Service does not require permission " + Manifest.permission.BIND_AUTO_FILL);
+            return null;
         }
 
         // Get the AutoFill metadata, if declared.
@@ -125,11 +110,13 @@
                         && type != XmlPullParser.START_TAG) {
                 }
             } catch (XmlPullParserException | IOException e) {
-                throw new AndroidException("Error parsing auto fill service meta-data: " + e, e);
+                Log.e(TAG, "Error parsing auto fill service meta-data", e);
+                return null;
             }
 
             if (!"autofill-service".equals(parser.getName())) {
-                throw new AndroidException("Meta-data does not start with autofill-service tag");
+                Log.e(TAG, "Meta-data does not start with autofill-service tag");
+                return null;
             }
             attrs = Xml.asAttributeSet(parser);
 
@@ -138,7 +125,8 @@
             try {
                 res = pm.getResourcesForApplication(si.applicationInfo);
             } catch (PackageManager.NameNotFoundException e) {
-                throw new AndroidException("Error getting application resources: " + e, e);
+                Log.e(TAG, "Error getting application resources", e);
+                return null;
             }
 
             return res.obtainAttributes(attrs, R.styleable.AutoFillService);
@@ -147,11 +135,6 @@
         }
     }
 
-    @Nullable
-    public String getParseError() {
-        return mParseError;
-    }
-
     public ServiceInfo getServiceInfo() {
         return mServiceInfo;
     }
diff --git a/core/java/android/service/autofill/FillCallback.java b/core/java/android/service/autofill/FillCallback.java
index 7cab7ae..a306809 100644
--- a/core/java/android/service/autofill/FillCallback.java
+++ b/core/java/android/service/autofill/FillCallback.java
@@ -16,56 +16,32 @@
 
 package android.service.autofill;
 
-import static android.service.autofill.AutoFillService.DEBUG;
-import static android.util.DebugUtils.flagsToString;
-
 import android.annotation.Nullable;
 import android.app.Activity;
 import android.os.Bundle;
+import android.os.Parcel;
+import android.os.Parcelable;
 import android.os.RemoteException;
-import android.service.autofill.CallbackHelper.Dumpable;
-import android.service.autofill.CallbackHelper.Finalizer;
-import android.util.Log;
-import android.view.autofill.Dataset;
 import android.view.autofill.FillResponse;
 
-import com.android.internal.annotations.GuardedBy;
-import com.android.internal.util.Preconditions;
-
-import java.io.PrintWriter;
-
 /**
  * Handles auto-fill requests from the {@link AutoFillService} into the {@link Activity} being
  * auto-filled.
- *
- * <p>This class is thread safe.
  */
-public final class FillCallback implements Dumpable {
-
-    private static final String TAG = "FillCallback";
-
-    // NOTE: constants below are public so they can be used by flagsToString()
-    /** @hide */ public static final int STATE_INITIAL = 1 << 0;
-    /** @hide */ public static final int STATE_WAITING_FILL_RESPONSE_AUTH_RESPONSE = 1 << 1;
-    /** @hide */ public static final int STATE_WAITING_DATASET_AUTH_RESPONSE = 1 << 2;
-    /** @hide */ public static final int STATE_FINISHED_OK = 1 << 3;
-    /** @hide */ public static final int STATE_FINISHED_FAILURE = 1 << 4;
-    /** @hide */ public static final int STATE_FINISHED_ERROR = 1 << 5;
-    /** @hide */ public static final int STATE_FINISHED_AUTHENTICATED = 1 << 6;
-
-    private final IAutoFillServerCallback mCallback;
-
-    @GuardedBy("mCallback")
-    private int mState = STATE_INITIAL;
-
-    @GuardedBy("mCallback")
-    private Finalizer mFinalizer;
+public final class FillCallback implements Parcelable {
+    private final IFillCallback mCallback;
+    private boolean mCalled;
 
     /** @hide */
-    FillCallback(IAutoFillServerCallback callback) {
+    public FillCallback(IFillCallback callback) {
         mCallback = callback;
     }
 
+    /** @hide */
+    private FillCallback(Parcel parcel) {
+        mCallback = IFillCallback.Stub.asInterface(parcel.readStrongBinder());
+    }
+
     /**
      * Notifies the Android System that an
      * {@link AutoFillService#onFillRequest(android.app.assist.AssistStructure, Bundle,
@@ -76,43 +52,12 @@
      * {@link FillResponse} for examples.
      */
     public void onSuccess(@Nullable FillResponse response) {
-        final boolean authRequired = response != null && response.isAuthRequired();
-
-        if (DEBUG) Log.d(TAG, "onSuccess(): authReq= " + authRequired + ", resp=" + response);
-
-        synchronized (mCallback) {
-            if (authRequired) {
-                assertOnStateLocked(STATE_INITIAL);
-            } else {
-                assertOnStateLocked(STATE_INITIAL | STATE_WAITING_FILL_RESPONSE_AUTH_RESPONSE
-                        | STATE_WAITING_DATASET_AUTH_RESPONSE);
-            }
-
-            try {
-                mCallback.showResponse(response);
-                if (authRequired) {
-                    mState = STATE_WAITING_FILL_RESPONSE_AUTH_RESPONSE;
-                } else {
-                    // Check if at least one dataset requires authentication.
-                    boolean waitingAuth = false;
-                    if (response != null) {
-                        for (Dataset dataset : response.getDatasets()) {
-                            if (dataset.isAuthRequired()) {
-                                waitingAuth = true;
-                                break;
-                            }
-                        }
-                    }
-                    if (waitingAuth) {
-                        mState = STATE_WAITING_DATASET_AUTH_RESPONSE;
-                    } else {
-                        setFinalStateLocked(STATE_FINISHED_OK);
-                    }
-                }
-            } catch (RemoteException e) {
-                setFinalStateLocked(STATE_FINISHED_ERROR);
-                e.rethrowAsRuntimeException();
-            }
+        assertNotCalled();
+        mCalled = true;
+        try {
+            mCallback.onSuccess(response);
+        } catch (RemoteException e) {
+            e.rethrowAsRuntimeException();
         }
     }
 
@@ -124,118 +69,43 @@
      *
      * @param message error message to be displayed to the user.
      */
-    public void onFailure(CharSequence message) {
-        if (DEBUG) Log.d(TAG, "onFailure(): message=" + message);
-
-        Preconditions.checkArgument(message != null, "message cannot be null");
-
-        synchronized (mCallback) {
-            assertOnStateLocked(STATE_INITIAL | STATE_WAITING_FILL_RESPONSE_AUTH_RESPONSE
-                    | STATE_WAITING_DATASET_AUTH_RESPONSE);
-
-            try {
-                mCallback.showError(message);
-                setFinalStateLocked(STATE_FINISHED_FAILURE);
-            } catch (RemoteException e) {
-                setFinalStateLocked(STATE_FINISHED_ERROR);
-                e.rethrowAsRuntimeException();
-            }
+    public void onFailure(@Nullable CharSequence message) {
+        assertNotCalled();
+        mCalled = true;
+        try {
+            mCallback.onFailure(message);
+        } catch (RemoteException e) {
+            e.rethrowAsRuntimeException();
         }
     }
 
-    /**
-     * Notifies the Android System when the user authenticated a {@link FillResponse} previously
-     * passed to {@link #onSuccess(FillResponse)}.
-     *
-     * @param flags must contain either
-     * {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_ERROR} or
-     * {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_SUCCESS}.
-     */
-    public void onFillResponseAuthentication(int flags) {
-        if (DEBUG) Log.d(TAG, "onFillResponseAuthentication(): flags=" + flags);
-
-        synchronized (mCallback) {
-            assertOnStateLocked(STATE_WAITING_FILL_RESPONSE_AUTH_RESPONSE);
-
-            try {
-                mCallback.unlockFillResponse(flags);
-                setFinalStateLocked(STATE_FINISHED_AUTHENTICATED);
-            } catch (RemoteException e) {
-                setFinalStateLocked(STATE_FINISHED_ERROR);
-                e.rethrowAsRuntimeException();
-            }
-        }
-    }
-
-    /**
-     * Notifies the Android System when the user authenticated a {@link Dataset} previously passed
-     * to {@link #onSuccess(FillResponse)}.
-     *
-     * @param dataset values to fill the activity with in case of successful authentication of a
-     * previously locked (and empty) dataset).
-     * @param flags must contain either
-     * {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_ERROR} or
-     * {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_SUCCESS}.
-     */
-    public void onDatasetAuthentication(@Nullable Dataset dataset, int flags) {
-        if (DEBUG) Log.d(TAG, "onDatasetAuthentication(): dataset=" + dataset + ", flags=" + flags);
-
-        synchronized (mCallback) {
-            assertOnStateLocked(STATE_WAITING_DATASET_AUTH_RESPONSE);
-
-            try {
-                mCallback.unlockDataset(dataset, flags);
-                setFinalStateLocked(STATE_FINISHED_AUTHENTICATED);
-            } catch (RemoteException e) {
-                setFinalStateLocked(STATE_FINISHED_ERROR);
-                e.rethrowAsRuntimeException();
-            }
-        }
-    }
-
-    @Override
-    public String toString() {
-        if (!DEBUG) return super.toString();
-
-        return "FillCallback: [mState = " + mState + "]";
-    }
-
     /** @hide */
     @Override
-    public void dump(String prefix, PrintWriter pw) {
-        pw.print(prefix); pw.print("FillCallback: mState="); pw.println(mState);
+    public int describeContents() {
+        return 0;
     }
 
     /** @hide */
     @Override
-    public void setFinalizer(Finalizer f) {
-        synchronized (mCallback) {
-            mFinalizer = f;
+    public void writeToParcel(Parcel parcel, int flags) {
+        parcel.writeStrongBinder(mCallback.asBinder());
+    }
+
+    private void assertNotCalled() {
+        if (mCalled) {
+            throw new IllegalStateException("Already called");
         }
     }
 
-    /**
-     * Sets a final state (where the callback cannot be used anymore) and notifies the
-     * {@link Finalizer} (if any).
-     */
-    private void setFinalStateLocked(int state) {
-        if (DEBUG) Log.d(TAG, "setFinalState(): " + state);
-        mState = state;
-
-        if (mFinalizer != null) {
-            mFinalizer.gone();
+    public static final Creator<FillCallback> CREATOR = new Creator<FillCallback>() {
+        @Override
+        public FillCallback createFromParcel(Parcel parcel) {
+            return new FillCallback(parcel);
         }
-    }
 
-    // TODO(b/33197203): move and/or re-add state check logic on server side to avoid malicious app
-    // calling the callback on wrong state.
-
-    // Make sure callback method is called during the proper lifecycle state.
-    private void assertOnStateLocked(int flags) {
-        if (DEBUG) Log.d(TAG, "assertOnState(): current=" + mState + ", required=" + flags);
-
-        Preconditions.checkState((flags & mState) != 0,
-                "invalid state: required " + flagsToString(FillCallback.class, "STATE_", flags)
-                + ", current is " + flagsToString(FillCallback.class, "STATE_", mState));
-    }
+        @Override
+        public FillCallback[] newArray(int size) {
+            return new FillCallback[size];
+        }
+    };
 }
diff --git a/core/java/android/service/autofill/IAutoFillAppCallback.aidl b/core/java/android/service/autofill/IAutoFillAppCallback.aidl
index 8c3898a..d9c161c 100644
--- a/core/java/android/service/autofill/IAutoFillAppCallback.aidl
+++ b/core/java/android/service/autofill/IAutoFillAppCallback.aidl
@@ -18,6 +18,8 @@
 
 import java.util.List;
 
+import android.content.Intent;
+import android.content.IntentSender;
 import android.view.autofill.Dataset;
 
 /**
@@ -31,4 +33,9 @@
       * Auto-fills the activity with the contents of a dataset.
       */
     void autoFill(in Dataset dataset);
+
+    /**
+      * Start an intent sender from the context of the filled app
+      */
+    void startIntentSender(in IntentSender intent, in Intent fillInIntent);
 }
diff --git a/core/java/android/service/autofill/IAutoFillServerCallback.aidl b/core/java/android/service/autofill/IAutoFillServerCallback.aidl
deleted file mode 100644
index 480438a..0000000
--- a/core/java/android/service/autofill/IAutoFillServerCallback.aidl
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.service.autofill;
-
-import java.util.List;
-
-import android.os.Bundle;
-import android.view.autofill.AutoFillId;
-import android.view.autofill.Dataset;
-import android.view.autofill.FillResponse;
-
-/**
- * Object running in the AutoFillService process and used to communicate back with system_server.
- *
- * @hide
- */
-// TODO(b/33197203): rename to IAutoFillServerSession
-oneway interface IAutoFillServerCallback {
-    // TODO(b/33197203): document methods
-    void showResponse(in FillResponse response);
-    void showError(CharSequence message);
-    void onSaved();
-    void unlockFillResponse(int flags);
-    void unlockDataset(in Dataset dataset, int flags);
-}
diff --git a/core/java/android/service/autofill/IAutoFillService.aidl b/core/java/android/service/autofill/IAutoFillService.aidl
index a4e6ebc..fa1ea65 100644
--- a/core/java/android/service/autofill/IAutoFillService.aidl
+++ b/core/java/android/service/autofill/IAutoFillService.aidl
@@ -18,19 +18,20 @@
 
 import android.app.assist.AssistStructure;
 import android.os.Bundle;
-import android.service.autofill.IAutoFillServerCallback;
+import android.service.autofill.IFillCallback;
+import android.service.autofill.ISaveCallback;
 import com.android.internal.os.IResultReceiver;
 
 /**
+ * Interface from the system to an auto fill service.
+ *
  * @hide
  */
-// TODO(b/33197203): document class and methods
 oneway interface IAutoFillService {
-    // TODO(b/33197203): rename method to make them more consistent
-    void autoFill(in AssistStructure structure, in IAutoFillServerCallback callback);
-    void save(in AssistStructure structure, in IAutoFillServerCallback callback, in Bundle extras);
-    void authenticateFillResponse(in Bundle extras, int flags);
-    void authenticateDataset(in Bundle extras, int flags);
+    void onFillRequest(in AssistStructure structure, in Bundle extras,
+            in IFillCallback callback);
+    void onSaveRequest(in AssistStructure structure, in Bundle extras,
+            in ISaveCallback callback);
     void onConnected();
     void onDisconnected();
 }
diff --git a/core/java/android/service/autofill/CallbackHelper.java b/core/java/android/service/autofill/IFillCallback.aidl
similarity index 66%
copy from core/java/android/service/autofill/CallbackHelper.java
copy to core/java/android/service/autofill/IFillCallback.aidl
index ded8f97..537403e 100644
--- a/core/java/android/service/autofill/CallbackHelper.java
+++ b/core/java/android/service/autofill/IFillCallback.aidl
@@ -13,18 +13,20 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package android.service.autofill;
 
-import java.io.PrintWriter;
+import android.os.ICancellationSignal;
 
-final class CallbackHelper {
+import android.view.autofill.FillResponse;
 
-    static interface Dumpable {
-        void dump(String prefix, PrintWriter pw);
-        void setFinalizer(Finalizer f);
-    }
-
-    static interface Finalizer {
-        void gone();
-    }
+/**
+ * Interface to receive the result of a save request.
+ *
+ * @hide
+ */
+interface IFillCallback {
+    void onCancellable(in ICancellationSignal cancellation);
+    void onSuccess(in FillResponse response);
+    void onFailure(CharSequence message);
 }
diff --git a/core/java/android/service/autofill/CallbackHelper.java b/core/java/android/service/autofill/ISaveCallback.aidl
similarity index 72%
rename from core/java/android/service/autofill/CallbackHelper.java
rename to core/java/android/service/autofill/ISaveCallback.aidl
index ded8f97..e260c73 100644
--- a/core/java/android/service/autofill/CallbackHelper.java
+++ b/core/java/android/service/autofill/ISaveCallback.aidl
@@ -13,18 +13,15 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package android.service.autofill;
 
-import java.io.PrintWriter;
-
-final class CallbackHelper {
-
-    static interface Dumpable {
-        void dump(String prefix, PrintWriter pw);
-        void setFinalizer(Finalizer f);
-    }
-
-    static interface Finalizer {
-        void gone();
-    }
+/**
+ * Interface to receive the result of a save request.
+ *
+ * @hide
+ */
+interface ISaveCallback {
+    void onSuccess();
+    void onFailure(CharSequence message);
 }
diff --git a/core/java/android/service/autofill/SaveCallback.java b/core/java/android/service/autofill/SaveCallback.java
index 9dd9795..46b3072 100644
--- a/core/java/android/service/autofill/SaveCallback.java
+++ b/core/java/android/service/autofill/SaveCallback.java
@@ -16,21 +16,9 @@
 
 package android.service.autofill;
 
-import static android.service.autofill.AutoFillService.DEBUG;
-
 import android.app.Activity;
-import android.app.assist.AssistStructure.ViewNode;
 import android.os.Bundle;
 import android.os.RemoteException;
-import android.service.autofill.CallbackHelper.Dumpable;
-import android.service.autofill.CallbackHelper.Finalizer;
-import android.util.Log;
-import android.view.autofill.AutoFillId;
-
-import com.android.internal.annotations.GuardedBy;
-import com.android.internal.util.Preconditions;
-
-import java.io.PrintWriter;
 
 /**
  * Handles save requests from the {@link AutoFillService} into the {@link Activity} being
@@ -38,20 +26,12 @@
  *
  * <p>This class is thread safe.
  */
-public final class SaveCallback implements Dumpable {
-
-    private static final String TAG = "SaveCallback";
-
-    private final IAutoFillServerCallback mCallback;
-
-    @GuardedBy("mCallback")
-    private boolean mReplied = false;
-
-    @GuardedBy("mCallback")
-    private Finalizer mFinalizer;
+public final class SaveCallback {
+    private final ISaveCallback mCallback;
+    private boolean mCalled;
 
     /** @hide */
-    SaveCallback(IAutoFillServerCallback callback) {
+    SaveCallback(ISaveCallback callback) {
         mCallback = callback;
     }
 
@@ -63,17 +43,12 @@
      * @throws RuntimeException if an error occurred while calling the Android System.
      */
     public void onSuccess() {
-        if (DEBUG) Log.d(TAG, "onSuccess()");
-
-        synchronized (mCallback) {
-            checkNotRepliedYetLocked();
-            try {
-                mCallback.onSaved();
-            } catch (RemoteException e) {
-                e.rethrowAsRuntimeException();
-            } finally {
-                setRepliedLocked();
-            }
+        assertNotCalled();
+        mCalled = true;
+        try {
+            mCallback.onSuccess();
+        } catch (RemoteException e) {
+            e.rethrowAsRuntimeException();
         }
     }
 
@@ -87,54 +62,18 @@
      * @throws RuntimeException if an error occurred while calling the Android System.
      */
     public void onFailure(CharSequence message) {
-        if (DEBUG) Log.d(TAG, "onFailure(): message=" + message);
-
-        synchronized (mCallback) {
-            checkNotRepliedYetLocked();
-
-            try {
-                mCallback.showError(message);
-            } catch (RemoteException e) {
-                e.rethrowAsRuntimeException();
-            } finally {
-                setRepliedLocked();
-            }
+        assertNotCalled();
+        mCalled = true;
+        try {
+            mCallback.onFailure(message);
+        } catch (RemoteException e) {
+            e.rethrowAsRuntimeException();
         }
     }
 
-    /** @hide */
-    @Override
-    public void dump(String prefix, PrintWriter pw) {
-        pw.print(prefix); pw.print("SaveCallback: mReplied="); pw.println(mReplied);
-    }
-
-    /** @hide */
-    @Override
-    public void setFinalizer(Finalizer f) {
-        synchronized (mCallback) {
-            mFinalizer = f;
-        }
-    }
-
-    @Override
-    public String toString() {
-        if (!DEBUG) return super.toString();
-
-        return "SaveCallback: [mReplied= " + mReplied + "]";
-    }
-
-    // There can be only one!!
-    private void checkNotRepliedYetLocked() {
-        Preconditions.checkState(!mReplied, "already replied");
-    }
-
-    private void setRepliedLocked() {
-        if (DEBUG) Log.d(TAG, "setReplied()");
-
-        mReplied = true;
-
-        if (mFinalizer != null) {
-            mFinalizer.gone();
+    private void assertNotCalled() {
+        if (mCalled) {
+            throw new IllegalStateException("Already called");
         }
     }
 }
diff --git a/core/java/android/service/quicksettings/TileService.java b/core/java/android/service/quicksettings/TileService.java
index 887f4b6..1781c2a 100644
--- a/core/java/android/service/quicksettings/TileService.java
+++ b/core/java/android/service/quicksettings/TileService.java
@@ -130,6 +130,11 @@
      */
     public static final String EXTRA_COMPONENT = "android.service.quicksettings.extra.COMPONENT";
 
+    /**
+     * @hide
+     */
+    public static final String EXTRA_STATE = "state";
+
     private final H mHandler = new H(Looper.getMainLooper());
 
     private boolean mListening = false;
diff --git a/core/java/android/service/vr/IVrManager.aidl b/core/java/android/service/vr/IVrManager.aidl
index 62ecab3..10e4177 100644
--- a/core/java/android/service/vr/IVrManager.aidl
+++ b/core/java/android/service/vr/IVrManager.aidl
@@ -42,5 +42,13 @@
      */
     boolean getVrModeState();
 
+    /**
+     * Sets the persistent VR mode state of a device. When a device is in persistent VR mode it will
+     * remain in VR mode even if the foreground does not specify VR mode being enabled. Mainly used
+     * by VR viewers to indicate that a device is placed in a VR viewer.
+     *
+     * @param enabled true if the device should be placed in persistent VR mode.
+     */
+    void setPersistentVrModeEnabled(in boolean enabled);
 }
 
diff --git a/core/java/android/transition/ChangeTransform.java b/core/java/android/transition/ChangeTransform.java
index 4b0b065..584c114 100644
--- a/core/java/android/transition/ChangeTransform.java
+++ b/core/java/android/transition/ChangeTransform.java
@@ -465,7 +465,7 @@
         }
     }
 
-    private static class GhostListener extends Transition.TransitionListenerAdapter {
+    private static class GhostListener extends TransitionListenerAdapter {
         private View mView;
         private View mStartView;
         private GhostView mGhostView;
diff --git a/core/java/android/transition/Transition.java b/core/java/android/transition/Transition.java
index 8823605..af2547e 100644
--- a/core/java/android/transition/Transition.java
+++ b/core/java/android/transition/Transition.java
@@ -2342,34 +2342,6 @@
     }
 
     /**
-     * Utility adapter class to avoid having to override all three methods
-     * whenever someone just wants to listen for a single event.
-     *
-     * @hide
-     * */
-    public static class TransitionListenerAdapter implements TransitionListener {
-        @Override
-        public void onTransitionStart(Transition transition) {
-        }
-
-        @Override
-        public void onTransitionEnd(Transition transition) {
-        }
-
-        @Override
-        public void onTransitionCancel(Transition transition) {
-        }
-
-        @Override
-        public void onTransitionPause(Transition transition) {
-        }
-
-        @Override
-        public void onTransitionResume(Transition transition) {
-        }
-    }
-
-    /**
      * Holds information about each animator used when a new transition starts
      * while other transitions are still running to determine whether a running
      * animation should be canceled or a new animation noop'd. The structure holds
diff --git a/core/java/android/transition/TransitionListenerAdapter.java b/core/java/android/transition/TransitionListenerAdapter.java
new file mode 100644
index 0000000..c217949
--- /dev/null
+++ b/core/java/android/transition/TransitionListenerAdapter.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.transition;
+
+/**
+ * This adapter class provides empty implementations of the methods from {@link
+ * android.transition.Transition.TransitionListener}.
+ * Any custom listener that cares only about a subset of the methods of this listener can
+ * simply subclass this adapter class instead of implementing the interface directly.
+ */
+public abstract class TransitionListenerAdapter implements Transition.TransitionListener {
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onTransitionStart(Transition transition) {
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onTransitionEnd(Transition transition) {
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onTransitionCancel(Transition transition) {
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onTransitionPause(Transition transition) {
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onTransitionResume(Transition transition) {
+    }
+}
diff --git a/core/java/android/transition/TransitionManager.java b/core/java/android/transition/TransitionManager.java
index 6e4d78d..325ff38 100644
--- a/core/java/android/transition/TransitionManager.java
+++ b/core/java/android/transition/TransitionManager.java
@@ -298,7 +298,7 @@
                 previousRunningTransitions = new ArrayList<Transition>(currentTransitions);
             }
             currentTransitions.add(mTransition);
-            mTransition.addListener(new Transition.TransitionListenerAdapter() {
+            mTransition.addListener(new TransitionListenerAdapter() {
                 @Override
                 public void onTransitionEnd(Transition transition) {
                     ArrayList<Transition> currentTransitions =
diff --git a/core/java/android/view/NotificationHeaderView.java b/core/java/android/view/NotificationHeaderView.java
index 0da710a..c3d3f39 100644
--- a/core/java/android/view/NotificationHeaderView.java
+++ b/core/java/android/view/NotificationHeaderView.java
@@ -17,6 +17,7 @@
 package android.view;
 
 import android.annotation.Nullable;
+import android.app.Notification;
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Outline;
@@ -39,7 +40,7 @@
  */
 @RemoteViews.RemoteView
 public class NotificationHeaderView extends ViewGroup {
-    public static final int NO_COLOR = -1;
+    public static final int NO_COLOR = Notification.COLOR_INVALID;
     private final int mChildMinWidth;
     private final int mContentEndMargin;
     private View mAppName;
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index e2eee95..a150529 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -19942,9 +19942,9 @@
      * @return the view of the specified id, null if cannot be found
      * @hide
      */
-    protected <T extends View> T findViewTraversal(@IdRes int id) {
+    protected View findViewTraversal(@IdRes int id) {
         if (id == mID) {
-            return (T) this;
+            return this;
         }
         return null;
     }
@@ -19954,9 +19954,9 @@
      * @return the view of specified tag, null if cannot be found
      * @hide
      */
-    protected <T extends View> T findViewWithTagTraversal(Object tag) {
+    protected View findViewWithTagTraversal(Object tag) {
         if (tag != null && tag.equals(mTag)) {
-            return (T) this;
+            return this;
         }
         return null;
     }
@@ -19967,10 +19967,9 @@
      * @return The first view that matches the predicate or null.
      * @hide
      */
-    protected <T extends View> T findViewByPredicateTraversal(Predicate<View> predicate,
-            View childToSkip) {
+    protected View findViewByPredicateTraversal(Predicate<View> predicate, View childToSkip) {
         if (predicate.apply(this)) {
-            return (T) this;
+            return this;
         }
         return null;
     }
@@ -19983,7 +19982,7 @@
      * @return The view that has the given id in the hierarchy or null
      */
     @Nullable
-    public final <T extends View> T findViewById(@IdRes int id) {
+    public final View findViewById(@IdRes int id) {
         if (id < 0) {
             return null;
         }
@@ -19996,11 +19995,11 @@
      * @param accessibilityId The searched accessibility id.
      * @return The found view.
      */
-    final <T extends View> T  findViewByAccessibilityId(int accessibilityId) {
+    final View findViewByAccessibilityId(int accessibilityId) {
         if (accessibilityId < 0) {
             return null;
         }
-        T view = findViewByAccessibilityIdTraversal(accessibilityId);
+        View view = findViewByAccessibilityIdTraversal(accessibilityId);
         if (view != null) {
             return view.includeForAccessibility() ? view : null;
         }
@@ -20019,11 +20018,12 @@
      *
      * @param accessibilityId The accessibility id.
      * @return The found view.
+     *
      * @hide
      */
-    public <T extends View> T findViewByAccessibilityIdTraversal(int accessibilityId) {
+    public View findViewByAccessibilityIdTraversal(int accessibilityId) {
         if (getAccessibilityViewId() == accessibilityId) {
-            return (T) this;
+            return this;
         }
         return null;
     }
@@ -20035,7 +20035,7 @@
      * @param tag The tag to search for, using "tag.equals(getTag())".
      * @return The View that has the given tag in the hierarchy or null
      */
-    public final <T extends View> T findViewWithTag(Object tag) {
+    public final View findViewWithTag(Object tag) {
         if (tag == null) {
             return null;
         }
@@ -20050,7 +20050,7 @@
      * @return The first view that matches the predicate or null.
      * @hide
      */
-    public final <T extends View> T findViewByPredicate(Predicate<View> predicate) {
+    public final View findViewByPredicate(Predicate<View> predicate) {
         return findViewByPredicateTraversal(predicate, null);
     }
 
@@ -20070,11 +20070,10 @@
      * @return The first view that matches the predicate or null.
      * @hide
      */
-    public final <T extends View> T findViewByPredicateInsideOut(
-            View start, Predicate<View> predicate) {
+    public final View findViewByPredicateInsideOut(View start, Predicate<View> predicate) {
         View childToSkip = null;
         for (;;) {
-            T view = start.findViewByPredicateTraversal(predicate, childToSkip);
+            View view = start.findViewByPredicateTraversal(predicate, childToSkip);
             if (view != null || start == this) {
                 return view;
             }
@@ -24660,7 +24659,7 @@
      * Determine if this view is rendered on a round wearable device and is the main view
      * on the screen.
      */
-    private boolean shouldDrawRoundScrollbar() {
+    boolean shouldDrawRoundScrollbar() {
         if (!mResources.getConfiguration().isScreenRound() || mAttachInfo == null) {
             return false;
         }
@@ -24677,7 +24676,7 @@
             return false;
         }
 
-        getLocationOnScreen(mAttachInfo.mTmpLocation);
+        getLocationInWindow(mAttachInfo.mTmpLocation);
         return mAttachInfo.mTmpLocation[0] == insets.getStableInsetLeft()
                 && mAttachInfo.mTmpLocation[1] == insets.getStableInsetTop();
     }
diff --git a/core/java/android/view/ViewGroup.java b/core/java/android/view/ViewGroup.java
index b11b3d7..aa580fa 100644
--- a/core/java/android/view/ViewGroup.java
+++ b/core/java/android/view/ViewGroup.java
@@ -4208,9 +4208,9 @@
      * {@hide}
      */
     @Override
-    protected <T extends View> T findViewTraversal(@IdRes int id) {
+    protected View findViewTraversal(@IdRes int id) {
         if (id == mID) {
-            return (T) this;
+            return this;
         }
 
         final View[] where = mChildren;
@@ -4223,7 +4223,7 @@
                 v = v.findViewById(id);
 
                 if (v != null) {
-                    return (T) v;
+                    return v;
                 }
             }
         }
@@ -4235,9 +4235,9 @@
      * {@hide}
      */
     @Override
-    protected <T extends View> T findViewWithTagTraversal(Object tag) {
+    protected View findViewWithTagTraversal(Object tag) {
         if (tag != null && tag.equals(mTag)) {
-            return (T) this;
+            return this;
         }
 
         final View[] where = mChildren;
@@ -4250,7 +4250,7 @@
                 v = v.findViewWithTag(tag);
 
                 if (v != null) {
-                    return (T) v;
+                    return v;
                 }
             }
         }
@@ -4262,10 +4262,9 @@
      * {@hide}
      */
     @Override
-    protected <T extends View> T findViewByPredicateTraversal(Predicate<View> predicate,
-            View childToSkip) {
+    protected View findViewByPredicateTraversal(Predicate<View> predicate, View childToSkip) {
         if (predicate.apply(this)) {
-            return (T) this;
+            return this;
         }
 
         final View[] where = mChildren;
@@ -4278,7 +4277,7 @@
                 v = v.findViewByPredicate(predicate);
 
                 if (v != null) {
-                    return (T) v;
+                    return v;
                 }
             }
         }
diff --git a/core/java/android/view/autofill/AutoFillManager.java b/core/java/android/view/autofill/AutoFillManager.java
index f2f522d..147d72a 100644
--- a/core/java/android/view/autofill/AutoFillManager.java
+++ b/core/java/android/view/autofill/AutoFillManager.java
@@ -16,6 +16,8 @@
 
 package android.view.autofill;
 
+import static android.view.autofill.Helper.DEBUG;
+
 import android.annotation.Nullable;
 import android.content.Context;
 import android.graphics.Rect;
@@ -31,7 +33,6 @@
 public final class AutoFillManager {
 
     private static final String TAG = "AutoFillManager";
-    private static final boolean DEBUG = true; // TODO(b/33197203): change to false once stable
 
     /**
      * Flag used to show the auto-fill UI affordance for a view.
diff --git a/core/java/android/view/autofill/AutoFillSession.java b/core/java/android/view/autofill/AutoFillSession.java
index eec7a82..efc1df6 100644
--- a/core/java/android/view/autofill/AutoFillSession.java
+++ b/core/java/android/view/autofill/AutoFillSession.java
@@ -19,7 +19,8 @@
 import static android.view.autofill.Helper.DEBUG;
 
 import android.app.Activity;
-import android.os.RemoteException;
+import android.content.Intent;
+import android.content.IntentSender;
 import android.service.autofill.IAutoFillAppCallback;
 import android.util.Log;
 import android.view.View;
@@ -39,7 +40,7 @@
 
     private final IAutoFillAppCallback mCallback = new IAutoFillAppCallback.Stub() {
         @Override
-        public void autoFill(Dataset dataset) throws RemoteException {
+        public void autoFill(Dataset dataset) {
             final Activity activity = mActivity.get();
             if (activity == null) {
                 if (DEBUG) Log.d(TAG, "autoFill(): activity already GCed");
@@ -49,12 +50,10 @@
             // dataset.extras to service
             activity.runOnUiThread(() -> {
                 final View root = activity.getWindow().getDecorView().getRootView();
-                for (DatasetField field : dataset.getFields()) {
-                    final AutoFillId id = field.getId();
-                    if (id == null) {
-                        Log.w(TAG, "autoFill(): null id on " + field);
-                        continue;
-                    }
+                final int itemCount = dataset.getFieldIds().size();
+                for (int i = 0; i < itemCount; i++) {
+                    final AutoFillId id = dataset.getFieldIds().get(i);
+                    final AutoFillValue value = dataset.getFieldValues().get(i);
                     final int viewId = id.getViewId();
                     final View view = root.findViewByAccessibilityIdTraversal(viewId);
                     if (view == null) {
@@ -79,14 +78,28 @@
                             Log.d(TAG, "autoFill(): delegating " + id
                                     + " to VirtualViewDelegate  " + delegate);
                         }
-                        delegate.autoFill(id.getVirtualChildId(), field.getValue());
+                        delegate.autoFill(id.getVirtualChildId(), value);
                     } else {
                         // Handle non-virtual fields itself.
-                        view.autoFill(field.getValue());
+                        view.autoFill(value);
                     }
                 }
             });
         }
+
+        @Override
+        public void startIntentSender(IntentSender intent, Intent fillInIntent) {
+            final Activity activity = mActivity.get();
+            if (activity != null) {
+                activity.runOnUiThread(() -> {
+                    try {
+                        activity.startIntentSender(intent, fillInIntent, 0, 0, 0);
+                    } catch (IntentSender.SendIntentException e) {
+                        Log.e(TAG, "startIntentSender() failed for intent:" + intent, e);
+                    }
+                });
+            }
+        }
     };
 
     private final WeakReference<Activity> mActivity;
@@ -114,5 +127,4 @@
             }
         }
     }
-
 }
diff --git a/core/java/android/view/autofill/Dataset.java b/core/java/android/view/autofill/Dataset.java
index 18a08f9..2708358 100644
--- a/core/java/android/view/autofill/Dataset.java
+++ b/core/java/android/view/autofill/Dataset.java
@@ -17,12 +17,12 @@
 package android.view.autofill;
 
 import static android.view.autofill.Helper.DEBUG;
-import static android.view.autofill.Helper.append;
 
+import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.Activity;
 import android.app.assist.AssistStructure.ViewNode;
-import android.hardware.fingerprint.FingerprintManager.CryptoObject;
+import android.content.IntentSender;
 import android.os.Bundle;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -30,8 +30,6 @@
 import com.android.internal.util.Preconditions;
 
 import java.util.ArrayList;
-import java.util.List;
-import java.util.Objects;
 
 /**
  * A set of data that can be used to auto-fill an {@link Activity}.
@@ -44,221 +42,184 @@
  *   <li>An optional {@link Bundle} with extras (used only by the service creating it).
  * </ol>
  *
- * See {@link FillResponse} for examples.
+ * @see FillResponse for examples.
  */
 public final class Dataset implements Parcelable {
-
+    private final String mId;
     private final CharSequence mName;
-    private final ArrayList<DatasetField> mFields;
+    private final ArrayList<AutoFillId> mFieldIds;
+    private final ArrayList<AutoFillValue> mFieldValues;
     private final Bundle mExtras;
-    private final int mFlags;
-    private final boolean mRequiresAuth;
-    private final boolean mHasCryptoObject;
-    private final long mCryptoOpId;
+    private final IntentSender mAuthentication;
 
-    private Dataset(Dataset.Builder builder) {
+    private Dataset(Builder builder) {
+        mId = builder.mId;
         mName = builder.mName;
-        // TODO(b/33197203): make an immutable copy of mFields?
-        mFields = builder.mFields;
+        mFieldIds = builder.mFieldIds;
+        mFieldValues = builder.mFieldValues;
         mExtras = builder.mExtras;
-        mFlags = builder.mFlags;
-        mRequiresAuth = builder.mRequiresAuth;
-        mHasCryptoObject = builder.mHasCryptoObject;
-        mCryptoOpId = builder.mCryptoOpId;
+        mAuthentication = builder.mAuthentication;
     }
 
     /** @hide */
-    public CharSequence getName() {
+    public @NonNull String getId() {
+        return mId;
+    }
+
+    /** @hide */
+    public @NonNull CharSequence getName() {
         return mName;
     }
 
     /** @hide */
-    public List<DatasetField> getFields() {
-        return mFields;
+    public @Nullable ArrayList<AutoFillId> getFieldIds() {
+        return mFieldIds;
     }
 
     /** @hide */
-    public Bundle getExtras() {
+    public @Nullable ArrayList<AutoFillValue> getFieldValues() {
+        return mFieldValues;
+    }
+
+    /** @hide */
+    public @Nullable Bundle getExtras() {
         return mExtras;
     }
 
     /** @hide */
-    public int getFlags() {
-        return mFlags;
-    }
-
-    /** @hide */
-    public boolean isAuthRequired() {
-        return mRequiresAuth;
+    public @Nullable IntentSender getAuthentication() {
+        return mAuthentication;
     }
 
     /** @hide */
     public boolean isEmpty() {
-        return mFields.isEmpty();
-    }
-
-    /** @hide */
-    public boolean hasCryptoObject() {
-        return mHasCryptoObject;
-    }
-
-    /** @hide */
-    public long getCryptoObjectOpId() {
-        return mCryptoOpId;
+        return mFieldIds == null || mFieldIds.isEmpty();
     }
 
     @Override
     public String toString() {
         if (!DEBUG) return super.toString();
 
-        final StringBuilder builder = new StringBuilder("Dataset [name=").append(mName)
-                .append(", fields=").append(mFields).append(", extras=");
-        append(builder, mExtras)
-            .append(", flags=").append(mFlags)
-            .append(", requiresAuth: ").append(mRequiresAuth)
-            .append(", hasCrypto: ").append(mHasCryptoObject);
+        final StringBuilder builder = new StringBuilder("Dataset [id=").append(mId)
+                .append(", name=").append(mName)
+                .append(", fieldIds=").append(mFieldIds)
+                .append(", fieldValues=").append(mFieldValues)
+                .append(", hasAuthentication=").append(mAuthentication != null)
+                .append(", hasExtras=").append(mExtras != null);
         return builder.append(']').toString();
     }
 
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        final Dataset other = (Dataset) obj;
+        if (mId == null) {
+            if (other.mId != null) {
+                return false;
+            }
+        } else if (!mId.equals(other.mId)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        return mId != null ? mId.hashCode() : 0;
+    }
+
     /**
-     * A builder for {@link Dataset} objects.
+     * A builder for {@link Dataset} objects. You must to provide at least
+     * one value for a field or set an authentication intent.
      */
     public static final class Builder {
+        private String mId;
         private CharSequence mName;
-        private final ArrayList<DatasetField> mFields = new ArrayList<>();
+        private ArrayList<AutoFillId> mFieldIds;
+        private ArrayList<AutoFillValue> mFieldValues;
         private Bundle mExtras;
-        private int mFlags;
-        private boolean mRequiresAuth;
-        private boolean mHasCryptoObject;
-        private long mCryptoOpId;
+        private IntentSender mAuthentication;
+        private boolean mDestroyed;
+
+        /** @hide */
+        // TODO(b/33197203): Remove once GCore migrates
+        public Builder(@NonNull CharSequence name) {
+            this(String.valueOf(System.currentTimeMillis()), name);
+        }
 
         /**
          * Creates a new builder.
          *
+         * @param id A required id to identify this dataset for future interactions related to it.
          * @param name Name used to identify the dataset in the UI. Typically it's the same value as
-         * the first field in the dataset (like username or email address) or an user-provided name
+         * the first field in the dataset (like username or email address) or a user-provided name
          * (like "My Work Address").
          */
-        public Builder(CharSequence name) {
+        public Builder(@NonNull String id, @NonNull CharSequence name) {
+            mId = Preconditions.checkStringNotEmpty(id, "id cannot be empty or null");
             mName = Preconditions.checkStringNotEmpty(name, "name cannot be empty or null");
         }
 
         /**
-         * Requires dataset authentication through the {@link
-         * android.service.autofill.AutoFillService} before auto-filling the activity with this
-         * dataset.
+         * Requires a dataset authentication before auto-filling the activity with this dataset.
          *
-         * <p>This method is typically called when the device (or the service) does not support
-         * fingerprint authentication (and hence it cannot use {@link
-         * #requiresFingerprintAuthentication(CryptoObject, Bundle, int)}) or when the service needs
-         * to use a custom authentication UI for the dataset. For example, when a dataset contains
-         * credit card information (such as number, expiration date, and verification code), the
-         * service displays an authentication dialog asking for the verification code to unlock the
-         * rest of the data).
+         * <p>This method is called when you need to provide an authentication
+         * UI for the dataset. For example, when a dataset contains credit card information
+         * (such as number, expiration date, and verification code), you can display UI
+         * asking for the verification code to before filing in the data). Even if the
+         * dataset is completely populated the system will launch the specified authentication
+         * intent and will need your approval to fill it in. Since the dataset is "locked"
+         * until the user authenticates it, typically this dataset name is masked
+         * (for example, "VISA....1234"). Typically you would want to store the dataset
+         * labels non-encypted and the actual sensitive data encrypted and not in memory.
+         * This allows showing the labels in the UI while involving the user if one of
+         * the items with these labels is chosen. Note that if you use sensitive data as
+         * a label, for example an email address, then it should also be encrypted.
+         *</p>
          *
-         * <p>Since the dataset is "locked" until the user authenticates it, typically this dataset
-         * name is masked (for example, "VISA....1234").
+         * <p>When a user selects this dataset, the system triggers the provided intent
+         * whose extras will have the {@link android.content.Intent#EXTRA_AUTO_FILL_ITEM_ID id}
+         * of the {@link android.view.autofill.Dataset dataset} to authenticate, the {@link
+         * android.content.Intent#EXTRA_AUTO_FILL_EXTRAS extras} associated with this
+         * dataset, and a {@link android.content.Intent#EXTRA_AUTO_FILL_CALLBACK callback}
+         * to dispatch the authentication result.</p>
          *
-         * <p>When the user selects this dataset, the Android System calls {@link
-         * android.service.autofill.AutoFillService#onDatasetAuthenticationRequest(Bundle, int)}
-         * passing {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_REQUESTED} in
-         * the flags and the same {@code extras} passed to this method. The service can then
-         * displays its custom authentication UI, and then call the proper method on {@link
-         * android.service.autofill.FillCallback} depending on the authentication result and whether
-         * this dataset already contains the fields needed to auto-fill the activity:
+         * <p>Once you complete your authentication flow you should use the provided callback
+         * to notify for a failure or a success. In case of a success you need to provide
+         * only the fully populated dataset that is being authenticated. For example, if you
+         * provided a {@link FillResponse} with two {@link Dataset}s and marked that
+         * only the first dataset needs an authentication then in the provided response
+         * you need to provide only the fully populated dataset being authenticated instead
+         * of both of them.
+         * </p>
          *
-         * <ul>
-         *   <li>If authentication failed, call
-         *   {@link android.service.autofill.FillCallback#onDatasetAuthentication(Dataset,
-         *       int)} passing {@link
-         *       android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_ERROR} in the flags.
-         *   <li>If authentication succeeded and this datast is empty (no fields), call {@link
-         *       android.service.autofill.FillCallback#onSuccess(FillResponse)} with a new dataset
-         *       (with the proper fields).
-         *   <li>If authentication succeeded and this response is not empty, call {@link
-         *       android.service.autofill.FillCallback#onDatasetAuthentication(Dataset, int)}
-         *       passing
-         *       {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_SUCCESS} in the
-         *       {@code flags} and {@code null} as the {@code dataset}.
-         * </ul>
+         * <p>The indent sender mechanism allows you to have your authentication UI
+         * implemented as an activity or a service or a receiver. However, the recommended
+         * way is to do this is with an activity which the system will start in the
+         * filled activity's task meaning it will properly work with back, recent apps, and
+         * free-form multi-window, while avoiding the need for the "draw on top of other"
+         * apps special permission. You can still theme your authentication activity's
+         * UI to look like a dialog if desired.</p>
          *
-         * @param extras when set, will be passed back in the {@link
-         *     android.service.autofill.AutoFillService#onDatasetAuthenticationRequest(Bundle,
-         *     int)}, call so it could be used by the service to handle state.
-         * @param flags optional parameters, currently ignored.
+         * <p></><strong>Note:</strong> Do not make the provided intent sender
+         * immutable by using {@link android.app.PendingIntent#FLAG_IMMUTABLE} as the
+         * platform needs to fill in the authentication arguments.</p>
+         *
+         * @param authentication Intent to trigger your authentication flow.
+         *
+         * @see android.app.PendingIntent#getIntentSender()
          */
-        public Builder requiresCustomAuthentication(@Nullable Bundle extras, int flags) {
-            return requiresAuthentication(null, extras, flags);
-        }
-
-        /**
-         * Requires dataset authentication through the Fingerprint sensor before auto-filling the
-         * activity with this dataset.
-         *
-         * <p>This method is typically called when the dataset contains sensitive information (for
-         * example, credit card information) and the provider requires the user to re-authenticate
-         * before using it.
-         *
-         * <p>Since the dataset is "locked" until the user authenticates it, typically this dataset
-         * name is masked (for example, "VISA....1234").
-         *
-         * <p>When the user selects this dataset, the Android System displays an UI affordance
-         * asking the user to use the fingerprint sensor unlock the dataset, and what happens after
-         * a successful fingerprint authentication depends on whether the dataset is empty (no
-         * fields, only the masked name) or not:
-         *
-         * <ul>
-         *   <li>If it's empty, the Android System will call {@link
-         *       android.service.autofill.AutoFillService#onDatasetAuthenticationRequest(Bundle,
-         *       int)} passing {@link
-         *       android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_SUCCESS}} in the
-         *       flags.
-         *   <li>If it's not empty, the activity will be auto-filled with its data.
-         * </ul>
-         *
-         * <p>If the fingerprint authentication fails, the Android System will call {@link
-         * android.service.autofill.AutoFillService#onDatasetAuthenticationRequest(Bundle, int)}
-         * passing {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_ERROR} in the
-         * flags.
-         *
-         * <p><strong>NOTE: </note> the {@link android.service.autofill.AutoFillService} should use
-         * the {@link android.hardware.fingerprint.FingerprintManager} to check if fingerpint
-         * authentication is available before using this method, and use other alternatives (such as
-         * {@link #requiresCustomAuthentication(Bundle, int)}) if it is not: if this method is
-         * called when fingerprint is not available, Android System will call {@link
-         * android.service.autofill.AutoFillService#onDatasetAuthenticationRequest(Bundle, int)}
-         * passing {@link
-         * android.service.autofill.AutoFillService#FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE}
-         * in the flags, but it would be wasting system resources (and worsening the user
-         * experience) in the process.
-         *
-         * @param crypto object that will be authenticated.
-         * @param extras when set, will be passed back in the {@link
-         *     android.service.autofill.AutoFillService#onDatasetAuthenticationRequest(Bundle, int)}
-         *     call so it could be used by the service to handle state.
-         * @param flags optional parameters, currently ignored.
-         */
-        public Builder requiresFingerprintAuthentication(CryptoObject crypto,
-                @Nullable Bundle extras, int flags) {
-            // TODO(b/33197203): should we allow crypto to be null?
-            Preconditions.checkArgument(crypto != null, "must pass a CryptoObject");
-            return requiresAuthentication(crypto, extras, flags);
-        }
-
-        private Builder requiresAuthentication(CryptoObject cryptoObject, Bundle extras,
-                int flags) {
-            // There can be only one!
-            Preconditions.checkState(!mRequiresAuth,
-                    "requires-authentication methods already called");
-            // TODO(b/33197203): make sure that either this method or setExtras() is called, but
-            // not both
-            mExtras = extras;
-            mFlags = flags;
-            mRequiresAuth = true;
-            if (cryptoObject != null) {
-                mHasCryptoObject = true;
-                mCryptoOpId = cryptoObject.getOpId();
-            }
+        public @NonNull Builder setAuthentication(@Nullable IntentSender authentication) {
+            throwIfDestroyed();
+            mAuthentication = authentication;
             return this;
         }
 
@@ -268,41 +229,55 @@
          * @param id id returned by {@link ViewNode#getAutoFillId()}.
          * @param value value to be auto filled.
          */
-        public Dataset.Builder setValue(AutoFillId id, AutoFillValue value) {
-            putField(new DatasetField(id, value));
+        public @NonNull Builder setValue(@NonNull AutoFillId id, @NonNull AutoFillValue value) {
+            throwIfDestroyed();
+            Preconditions.checkNotNull(id, "id cannot be null");
+            Preconditions.checkNotNull(value, "value cannot be null");
+            if (mFieldIds != null) {
+                final int existingIdx = mFieldIds.indexOf(id);
+                if (existingIdx >= 0) {
+                    mFieldValues.set(existingIdx, value);
+                    return this;
+                }
+            } else {
+                mFieldIds = new ArrayList<>();
+                mFieldValues = new ArrayList<>();
+            }
+            mFieldIds.add(id);
+            mFieldValues.add(value);
             return this;
         }
 
         /**
-         * Creates a new {@link Dataset} instance.
+         * Sets a {@link Bundle} that will be passed to subsequent APIs that
+         * manipulate this dataset. For example, they are passed in as {@link
+         * android.content.Intent#EXTRA_AUTO_FILL_EXTRAS extras} to your
+         * authentication flow.
          */
-        public Dataset build() {
+        public @NonNull Builder setExtras(@Nullable Bundle extras) {
+            throwIfDestroyed();
+            mExtras = extras;
+            return this;
+        }
+
+        /**
+         * Creates a new {@link Dataset} instance. You should not interact
+         * with this builder once this method is called.
+         */
+        public @NonNull Dataset build() {
+            throwIfDestroyed();
+            mDestroyed = true;
+            if (mFieldIds == null && mAuthentication == null) {
+                throw new IllegalArgumentException(
+                        "at least one value or an authentication must be set");
+            }
             return new Dataset(this);
         }
 
-        /**
-         * Sets a {@link Bundle} that will be passed to subsequent calls to
-         * {@link android.service.autofill.AutoFillService} methods such as
- * {@link android.service.autofill.AutoFillService#onSaveRequest(android.app.assist.AssistStructure,
-         * Bundle, android.service.autofill.SaveCallback)}, using
-         * {@link android.service.autofill.AutoFillService#EXTRA_DATASET_EXTRAS} as the key.
-         *
-         * <p>It can be used to keep service state in between calls.
-         */
-        public Builder setExtras(Bundle extras) {
-            // TODO(b/33197203): make sure that either this method or the requires-Authentication
-            // ones are called, but not both
-            mExtras = Objects.requireNonNull(extras, "extras cannot be null");
-            return this;
-        }
-
-        /**
-         * Emulates {@code Map.put()} by adding a new field to the list if its id is not the yet,
-         * or replacing the existing one.
-         */
-        private void putField(DatasetField field) {
-            // TODO(b/33197203): check if already exists and replaces it if so
-            mFields.add(field);
+        private void throwIfDestroyed() {
+            if (mDestroyed) {
+                throw new IllegalStateException("Already called #build()");
+            }
         }
     }
 
@@ -317,32 +292,33 @@
 
     @Override
     public void writeToParcel(Parcel parcel, int flags) {
+        parcel.writeString(mId);
         parcel.writeCharSequence(mName);
-        parcel.writeList(mFields);
+        parcel.writeTypedArrayList(mFieldIds, 0);
+        parcel.writeTypedArrayList(mFieldValues, 0);
         parcel.writeBundle(mExtras);
-        parcel.writeInt(mFlags);
-        parcel.writeInt(mRequiresAuth ? 1 : 0);
-        parcel.writeInt(mHasCryptoObject ? 1 : 0);
-        if (mHasCryptoObject) {
-            parcel.writeLong(mCryptoOpId);
-        }
-    }
-
-    @SuppressWarnings("unchecked")
-    private Dataset(Parcel parcel) {
-        mName = parcel.readCharSequence();
-        mFields = parcel.readArrayList(null);
-        mExtras = parcel.readBundle();
-        mFlags = parcel.readInt();
-        mRequiresAuth = parcel.readInt() == 1;
-        mHasCryptoObject = parcel.readInt() == 1;
-        mCryptoOpId = mHasCryptoObject ? parcel.readLong() : 0;
+        parcel.writeParcelable(mAuthentication, flags);
     }
 
     public static final Parcelable.Creator<Dataset> CREATOR = new Parcelable.Creator<Dataset>() {
         @Override
-        public Dataset createFromParcel(Parcel source) {
-            return new Dataset(source);
+        public Dataset createFromParcel(Parcel parcel) {
+            // Always go through the builder to ensure the data ingested by
+            // the system obeys the contract of the builder to avoid attacks
+            // using specially crafted parcels.
+            final Builder builder = new Builder(parcel.readString(), parcel.readCharSequence());
+            final ArrayList<AutoFillId> ids = parcel.readTypedArrayList(null);
+            final ArrayList<AutoFillValue> values = parcel.readTypedArrayList(null);
+            final int idCount = (ids != null) ? ids.size() : 0;
+            final int valueCount = (values != null) ? values.size() : 0;
+            for (int i = 0; i < idCount; i++) {
+                AutoFillId id = ids.get(i);
+                AutoFillValue value = (valueCount > i) ? values.get(i) : null;
+                builder.setValue(id, value);
+            }
+            builder.setExtras(parcel.readBundle());
+            builder.setAuthentication(parcel.readParcelable(null));
+            return builder.build();
         }
 
         @Override
diff --git a/core/java/android/view/autofill/DatasetField.java b/core/java/android/view/autofill/DatasetField.java
deleted file mode 100644
index c6b92ac..0000000
--- a/core/java/android/view/autofill/DatasetField.java
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.view.autofill;
-
-import static android.view.autofill.Helper.DEBUG;
-
-import android.os.Parcel;
-import android.os.Parcelable;
-
-/** @hide */
-public final class DatasetField implements Parcelable {
-
-    private final AutoFillId mId;
-    private final AutoFillValue mValue;
-
-    DatasetField(AutoFillId id, AutoFillValue value) {
-        mId = id;
-        mValue = value;
-    }
-
-    public AutoFillId getId() {
-        return mId;
-    }
-
-    public AutoFillValue getValue() {
-        return mValue;
-    }
-
-    /////////////////////////////////
-    //  Object "contract" methods. //
-    /////////////////////////////////
-
-    @Override
-    public String toString() {
-        if (!DEBUG) return super.toString();
-
-        return "DatasetField [id=" + mId + ", value=" + mValue + "]";
-    }
-
-    /////////////////////////////////////
-    //  Parcelable "contract" methods. //
-    /////////////////////////////////////
-
-    @Override
-    public int describeContents() {
-        return 0;
-    }
-
-    @Override
-    public void writeToParcel(Parcel parcel, int flags) {
-        parcel.writeParcelable(mId, 0);
-        parcel.writeParcelable(mValue, 0);
-    }
-
-    private DatasetField(Parcel parcel) {
-        mId = parcel.readParcelable(null);
-        mValue = parcel.readParcelable(null);
-    }
-
-    public static final Parcelable.Creator<DatasetField> CREATOR =
-            new Parcelable.Creator<DatasetField>() {
-        @Override
-        public DatasetField createFromParcel(Parcel source) {
-            return new DatasetField(source);
-        }
-
-        @Override
-        public DatasetField[] newArray(int size) {
-            return new DatasetField[size];
-        }
-    };
-}
diff --git a/core/java/android/view/autofill/FillResponse.java b/core/java/android/view/autofill/FillResponse.java
index 48dbb84..596a06c 100644
--- a/core/java/android/view/autofill/FillResponse.java
+++ b/core/java/android/view/autofill/FillResponse.java
@@ -16,36 +16,30 @@
 package android.view.autofill;
 
 import static android.view.autofill.Helper.DEBUG;
-import static android.view.autofill.Helper.append;
 
+import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.Activity;
-import android.hardware.fingerprint.FingerprintManager.CryptoObject;
+import android.content.IntentSender;
 import android.os.Bundle;
 import android.os.Parcel;
 import android.os.Parcelable;
-import android.service.autofill.FillCallback;
+import android.util.ArraySet;
 
 import com.android.internal.util.Preconditions;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Objects;
-import java.util.Set;
-
 /**
  * Response for a {@link
  * android.service.autofill.AutoFillService#onFillRequest(android.app.assist.AssistStructure,
- * Bundle, android.os.CancellationSignal, android.service.autofill.FillCallback)} request.
+ * Bundle, android.os.CancellationSignal, android.service.autofill.FillCallback)} and
+ * authentication requests.
  *
  * <p>The response typically contains one or more {@link Dataset}s, each representing a set of
- * fields that can be auto-filled together, and the Android System displays a dataset picker UI
+ * fields that can be auto-filled together, and the Android system displays a dataset picker UI
  * affordance that the user must use before the {@link Activity} is filled with the dataset.
  *
  * <p>For example, for a login page with username/password where the user only has one account in
- * the service, the response could be:
+ * the response could be:
  *
  * <pre class="prettyprint">
  *  new FillResponse.Builder()
@@ -102,12 +96,17 @@
  * <p>Notice that the ids that are part of a dataset (ids 1 to 4, in this example) are automatically
  * added to the {@code savableIds} list.
  *
- * <p>If the service has multiple {@link Dataset}s with multiple options for some fields on each
- * dataset (for example, multiple accounts with both a home and work address), then it should
- * "partition" the {@link Activity} in sections and populate the response with just a subset of the
- * data that would fulfill the first section; then once the user fills the first section and taps a
- * field from the next section, the Android system would issue another request for that section, and
- * so on. For example, the first response could be:
+ * <p>If the service has multiple {@link Dataset}s for different sections of the activity,
+ * for example, a user section for which there are two datasets followed by an address
+ * section for which there are two datasets for each user user, then it should "partition"
+ * the activity in sections and populate the response with just a subset of the data that would
+ * fulfill the first section (the name in our example); then once the user fills the first
+ * section and taps a field from the next section (the address in our example), the Android
+ * system would issue another request for that section, and so on. Note that if the user
+ * chooses to populate the first section with a service provided dataset, the subsequent request
+ * would contain the populated values so you don't try to provide suggestions for the first
+ * section but ony for the second one based on the context of what was already filled. For
+ * example, the first response could be:
  *
  * <pre class="prettyprint">
  *  new FillResponse.Builder()
@@ -132,236 +131,182 @@
  *          .setTextFieldValue(id4, "Springfield")
  *          .build())
  *      .add(new Dataset.Builder("Work")
- *          .setTextFieldValue(id3, "Springfield Nuclear Power Plant")
+ *          .setTextFieldValue(id3, "Springfield Power Plant")
  *          .setTextFieldValue(id4, "Springfield")
  *          .build())
  *      .build();
  * </pre>
  *
- * <p>The service could require user authentication, either at the {@link FillResponse} or {@link
- * Dataset} levels, prior to auto-filling the activity - see {@link
- * FillResponse.Builder#requiresFingerprintAuthentication(CryptoObject, Bundle, int)}, {@link
- * FillResponse.Builder#requiresCustomAuthentication(Bundle, int)}, {@link
- * Dataset.Builder#requiresFingerprintAuthentication(CryptoObject, Bundle, int)}, and {@link
- * Dataset.Builder#requiresCustomAuthentication(Bundle, int)} for details.
+ * <p>The service could require user authentication at the {@link FillResponse} or the
+ * {@link Dataset} level, prior to auto-filling an activity - see {@link FillResponse.Builder
+ * #setAuthentication(IntentSender)} and {@link Dataset.Builder#setAuthentication(IntentSender)}.
+ * It is recommended that you encrypt only the sensitive data but leave the labels unencrypted
+ * which would allow you to provide the dataset names to the user and if they choose one
+ * them challenge the user to authenticate. For example, if the user has a home and a work
+ * address the Home and Work labels could be stored unencrypted as they don't have any sensitive
+ * data while the address data is in an encrypted storage. If the user chooses Home, then the
+ * platform will start your authentication flow. If you encrypt all data and require auth
+ * at the response level the user will have to interact with the fill UI to trigger a request
+ * for the datasets as they don't see Home and Work options which will trigger your auth
+ * flow and after successfully authenticating the user will be presented with the Home and
+ * Work options where they can pick one. Hence, you have flexibility how to implement your
+ * auth while storing labels non-encrypted and data encrypted provides a better user
+ * experience.</p>
  *
- * <p>Finally, the service can use the {@link FillResponse.Builder#setExtras(Bundle)} and/or {@link
- * Dataset.Builder#setExtras(Bundle)} methods to pass {@link Bundle}s with service-specific data use
- * to identify this response on future calls (like {@link
- * android.service.autofill.AutoFillService#onSaveRequest(android.app.assist.AssistStructure,
- * Bundle, android.service.autofill.SaveCallback)}) - such bundles will be available as the
- * {@link android.service.autofill.AutoFillService#EXTRA_RESPONSE_EXTRAS} and
- * {@link android.service.autofill.AutoFillService#EXTRA_DATASET_EXTRAS} extras in that method's
- * {@code extras} argument.
+ * <p>Finally, the service can use {@link Dataset.Builder#setExtras(Bundle)} methods
+ * to pass {@link Bundle extras} provided to all future calls related to a dataset,
+ * for example during authentication and saving.</p>
  */
 public final class FillResponse implements Parcelable {
-
-    private final List<Dataset> mDatasets;
-    private final AutoFillId[] mSavableIds;
+    private final String mId;
+    private final ArraySet<Dataset> mDatasets;
+    private final ArraySet<AutoFillId> mSavableIds;
     private final Bundle mExtras;
-    private final int mFlags;
-    private final boolean mRequiresAuth;
-    private final boolean mHasCryptoObject;
-    private final long mCryptoOpId;
+    private final IntentSender mAuthentication;
 
-    private FillResponse(Builder builder) {
-        // TODO(b/33197203): make it immutable?
+    private FillResponse(@NonNull Builder builder) {
+        mId = builder.mId;
         mDatasets = builder.mDatasets;
-        final int size = builder.mSavableIds.size();
-        mSavableIds = new AutoFillId[size];
-        int i = 0;
-        for (AutoFillId id : builder.mSavableIds) {
-            mSavableIds[i++] = id;
-        }
+        mSavableIds = builder.mSavableIds;
         mExtras = builder.mExtras;
-        mFlags = builder.mFlags;
-        mRequiresAuth = builder.mRequiresAuth;
-        mHasCryptoObject = builder.mHasCryptoObject;
-        mCryptoOpId = builder.mCryptoOpId;
+        mAuthentication = builder.mAuthentication;
     }
 
     /** @hide */
-    public List<Dataset> getDatasets() {
-        return mDatasets;
+    public @NonNull String getId() {
+        return mId;
     }
 
     /** @hide */
-    public AutoFillId[] getSavableIds() {
-        return mSavableIds;
-    }
-
-    /** @hide */
-    public Bundle getExtras() {
+    public @Nullable Bundle getExtras() {
         return mExtras;
     }
 
     /** @hide */
-    public int getFlags() {
-        return mFlags;
+    public @Nullable ArraySet<Dataset> getDatasets() {
+        return mDatasets;
     }
 
     /** @hide */
-    public boolean isAuthRequired() {
-        return mRequiresAuth;
+    public @Nullable ArraySet<AutoFillId> getSavableIds() {
+        return mSavableIds;
     }
 
     /** @hide */
-    public boolean hasCryptoObject() {
-        return mHasCryptoObject;
-    }
-
-    /** @hide */
-    public long getCryptoObjectOpId() {
-        return mCryptoOpId;
+    public @Nullable IntentSender getAuthentication() {
+        return mAuthentication;
     }
 
     /**
-     * Builder for {@link FillResponse} objects.
+     * Builder for {@link FillResponse} objects. You must to provide at least
+     * one dataset or set an authentication intent.
      */
     public static final class Builder {
-        private final List<Dataset> mDatasets = new ArrayList<>();
-        private final Set<AutoFillId> mSavableIds = new HashSet<>();
+        private final String mId;
+        private ArraySet<Dataset> mDatasets;
+        private ArraySet<AutoFillId> mSavableIds;
         private Bundle mExtras;
-        private int mFlags;
-        private boolean mRequiresAuth;
-        private boolean mHasCryptoObject;
-        private long mCryptoOpId;
+        private IntentSender mAuthentication;
+        private boolean mDestroyed;
 
-        /**
-         * Requires user authentication through the {@link android.service.autofill.AutoFillService}
-         * before handling an auto-fill request.
-         *
-         * <p>This method is typically called when the device (or the service) does not support
-         * fingerprint authentication (and hence it cannot use {@link
-         * #requiresFingerprintAuthentication(CryptoObject, Bundle, int)}) or when the service needs
-         * to use a custom authentication UI and is used in 2 scenarios:
-         *
-         * <ol>
-         *   <li>When the user data is encrypted and the service must authenticate an object that
-         *       will be used to decrypt it.
-         *   <li>When the service already acquired the user data but wants to confirm the user's
-         *       identity before the activity is filled with it.
-         * </ol>
-         *
-         * <p>When this method is called, the Android System displays an UI affordance asking the
-         * user to tap it to auto-fill the activity; if the user taps it, the Android System calls
-         * {@link
-         * android.service.autofill.AutoFillService#onFillResponseAuthenticationRequest(Bundle,
-         * int)} passing {@link
-         * android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_REQUESTED} in the flags and
-         * the same {@code extras} passed to this method. The service can then displays its custom
-         * authentication UI, and then call the proper method on {@link FillCallback} depending on
-         * the authentication result and whether this response already contains the {@link Dataset}s
-         * need to auto-fill the activity:
-         *
-         * <ul>
-         *   <li>If authentication failed, call {@link
-         *       FillCallback#onFillResponseAuthentication(int)} passing {@link
-         *       android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_ERROR} in the flags.
-         *   <li>If authentication succeeded and this response is empty (no datasets), call {@link
-         *       FillCallback#onSuccess(FillResponse)} with a new dataset (that does not require
-         *       authentication).
-         *   <li>If authentication succeeded and this response is not empty, call {@link
-         *       FillCallback#onFillResponseAuthentication(int)} passing {@link
-         *       android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_SUCCESS} in the flags.
-         * </ul>
-         *
-         * @param extras when set, will be passed back in the {@link
-         *     android.service.autofill.AutoFillService#onFillResponseAuthenticationRequest(Bundle,
-         *     int)} call so it could be used by the service to handle state.
-         * @param flags optional parameters, currently ignored.
-         */
-        public Builder requiresCustomAuthentication(@Nullable Bundle extras, int flags) {
-            return requiresAuthentication(null, extras, flags);
+        /** @hide */
+        // TODO(b/33197203): Remove once GCore migrates
+        public Builder() {
+            this(String.valueOf(System.currentTimeMillis()));
         }
 
         /**
-         * Requires user authentication through the Fingerprint sensor before handling an auto-fill
-         * request.
+         * Creates a new {@link FillResponse} builder.
          *
-         * <p>The {@link android.service.autofill.AutoFillService} typically uses this method in 2
-         * situations:
-         *
-         * <ol>
-         *   <li>When the user data is encrypted and the service must authenticate an object that
-         *       will be used to decrypt it.
-         *   <li>When the service already acquired the user data but wants to confirm the user's
-         *       identity before the activity is filled with it.
-         * </ol>
-         *
-         * <p>When this method is called, the Android System displays an UI affordance asking the
-         * user to use the fingerprint sensor to auto-fill the activity, and what happens after a
-         * successful fingerprint authentication depends on the number of {@link Dataset}s included
-         * in this response:
-         *
-         * <ul>
-         *   <li>If it's empty (scenario #1 above), the Android System will call {@link
-         *     android.service.autofill.AutoFillService#onFillResponseAuthenticationRequest(Bundle,
-         *       int)} passing {@link
-         *       android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_SUCCESS}} in the
-         *       flags.
-         *   <li>If it contains one dataset, the activity will be auto-filled right away.
-         *   <li>If it contains many datasets, the Android System will show dataset picker UI, and
-         *       then auto-fill the activity once the user select the proper datased.
-         * </ul>
-         *
-         * <p>If the fingerprint authentication fails, the Android System will call {@link
-         * android.service.autofill.AutoFillService#onFillResponseAuthenticationRequest(Bundle,
-         * int)} passing {@link android.service.autofill.AutoFillService#FLAG_AUTHENTICATION_ERROR}
-         * in the flags.
-         *
-         * <p><strong>NOTE: </note> the {@link android.service.autofill.AutoFillService} should use
-         * the {@link android.hardware.fingerprint.FingerprintManager} to check if fingerpint
-         * authentication is available before using this method, and use other alternatives (such as
-         * {@link #requiresCustomAuthentication(Bundle, int)}) if it is not: if this method is
-         * called when fingerprint is not available, Android System will call {@link
-         * android.service.autofill.AutoFillService#onFillResponseAuthenticationRequest(Bundle,
-         * int)} passing {@link
-         * android.service.autofill.AutoFillService#FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE}
-         * in the flags, but it would be wasting system resources (and worsening the user
-         * experience) in the process.
-         *
-         * @param crypto object that will be authenticated.
-         * @param extras when set, will be passed back in the {@link
-         *     android.service.autofill.AutoFillService#onFillResponseAuthenticationRequest(Bundle,
-         *     int)} call so it could be used by the service to handle state.
-         * @param flags optional parameters, currently ignored.
+         * @param id A required id to identify this dataset for future interactions related to it.
          */
-        public Builder requiresFingerprintAuthentication(CryptoObject crypto,
-                @Nullable Bundle extras, int flags) {
-            // TODO(b/33197203): should we allow crypto to be null?
-            Preconditions.checkArgument(crypto != null, "must pass a CryptoObject");
-            return requiresAuthentication(crypto, extras, flags);
+        public Builder(@NonNull String id) {
+            mId = Preconditions.checkStringNotEmpty(id, "id cannot be empty or null");
         }
 
-        private Builder requiresAuthentication(CryptoObject cryptoObject, Bundle extras,
-                int flags) {
-            // There can be only one!
-            Preconditions.checkState(!mRequiresAuth,
-                    "requires-authentication methods already called");
-            // TODO(b/33197203): make sure that either this method or setExtras() is called, but
-            // not both
-            mExtras = extras;
-            mFlags = flags;
-            mRequiresAuth = true;
-            if (cryptoObject != null) {
-                mHasCryptoObject = true;
-                mCryptoOpId = cryptoObject.getOpId();
-            }
+        /**
+         * Requires a fill response authentication before auto-filling the activity with
+         * any dataset in this response. This is typically useful when a user interaction
+         * is required to unlock their data vault if you encrypt the dataset labels and
+         * dataset data. It is recommended to encrypt only the sensitive data and not the
+         * dataset labels which would allow auth on the dataset level leading to a better
+         * user experience. Note that if you use sensitive data as a label, for example an
+         * email address, then it should also be encrypted.
+         *
+         * <p>This method is called when you need to provide an authentication
+         * UI for the fill response. For example, when the user's data is stored
+         * encrypted and needs a user interaction to decrypt before offering fill
+         * suggestions.</p>
+         *
+         * <p>When a user initiates an auto fill, the system triggers the provided
+         * intent whose extras will have the {@link android.content.Intent
+         * #EXTRA_AUTO_FILL_ITEM_ID id} of the {@link android.view.autofill.FillResponse})
+         * to authenticate, the {@link android.content.Intent#EXTRA_AUTO_FILL_EXTRAS extras}
+         * associated with this response, and a {@link android.content.Intent
+         * #EXTRA_AUTO_FILL_CALLBACK callback} to dispatch the authentication result.</p>
+         *
+         * <p>Once you complete your authentication flow you should use the provided callback
+         * to notify for a failure or a success. In case of a success you need to provide
+         * the fully populated response that is being authenticated. For example, if you
+         * provided an empty {@link FillResponse} because the user's data was locked and
+         * marked that the response needs an authentication then in the response returned
+         * if authentication succeeds you need to provide all available datasets some of
+         * which may need to be further authenticated, for example a credit card whose
+         * CVV needs to be entered.</p>
+         *
+         * <p>The indent sender mechanism allows you to have your authentication UI
+         * implemented as an activity or a service or a receiver. However, the recommended
+         * way is to do this is with an activity which the system will start in the
+         * filled activity's task meaning it will properly work with back, recent apps, and
+         * free-form multi-window, while avoiding the need for the "draw on top of other"
+         * apps special permission. You can still theme your authentication activity's
+         * UI to look like a dialog if desired.</p>
+         *
+         * <p></><strong>Note:</strong> Do not make the provided intent sender
+         * immutable by using {@link android.app.PendingIntent#FLAG_IMMUTABLE} as the
+         * platform needs to fill in the authentication arguments.</p>
+         *
+         * @param authentication Intent to trigger your authentication flow.
+         *
+         * @see android.app.PendingIntent#getIntentSender()
+         */
+        public @NonNull Builder setAuthentication(@Nullable IntentSender authentication) {
+            throwIfDestroyed();
+            mAuthentication = authentication;
             return this;
         }
 
         /**
-         * Adds a new {@link Dataset} to this response.
+         * Adds a new {@link Dataset} to this response. Adding a dataset with the
+         * same id updates the existing one.
          *
          * @throws IllegalArgumentException if a dataset with same {@code name} already exists.
          */
-        public Builder addDataset(Dataset dataset) {
-            Preconditions.checkNotNull(dataset, "dataset cannot be null");
-            // TODO(b/33197203): check if name already exists
-            mDatasets.add(dataset);
-            for (DatasetField field : dataset.getFields()) {
-                mSavableIds.add(field.getId());
+        public@NonNull Builder addDataset(@Nullable Dataset dataset) {
+            throwIfDestroyed();
+            if (dataset == null) {
+                return this;
+            }
+            if (mDatasets == null) {
+                mDatasets = new ArraySet<>();
+            }
+            final int datasetCount = mDatasets.size();
+            for (int i = 0; i < datasetCount; i++) {
+                if (mDatasets.valueAt(i).getName().equals(dataset.getName())) {
+                    throw new IllegalArgumentException("Duplicate dataset name: "
+                            + dataset.getName());
+                }
+            }
+            if (!mDatasets.add(dataset)) {
+                return this;
+            }
+            final int fieldCount = dataset.getFieldIds().size();
+            for (int i = 0; i < fieldCount; i++) {
+                final AutoFillId id = dataset.getFieldIds().get(i);
+                if (mSavableIds == null) {
+                    mSavableIds = new ArraySet<>();
+                }
+                mSavableIds.add(id);
             }
             return this;
         }
@@ -374,27 +319,35 @@
          *
          * <p>See {@link FillResponse} for examples.
          */
-        public Builder addSavableFields(AutoFillId... ids) {
+        public @NonNull Builder addSavableFields(@Nullable AutoFillId... ids) {
+            throwIfDestroyed();
+            if (ids == null) {
+                return this;
+            }
             for (AutoFillId id : ids) {
+                if (mSavableIds == null) {
+                    mSavableIds = new ArraySet<>();
+                }
                 mSavableIds.add(id);
             }
             return this;
         }
 
         /**
-         * Sets a {@link Bundle} that will be passed to subsequent calls to {@link
-         * android.service.autofill.AutoFillService} methods such as {@link
+         * Sets a {@link Bundle} that will be passed to subsequent APIs that
+         * manipulate this response. For example, they are passed in as {@link
+         * android.content.Intent#EXTRA_AUTO_FILL_EXTRAS extras} to your
+         * authentication flow and to subsequent calls to {@link
+         * android.service.autofill.AutoFillService#onFillRequest(
+         * android.app.assist.AssistStructure, Bundle, android.os.CancellationSignal,
+         * android.service.autofill.FillCallback)} and {@link
          * android.service.autofill.AutoFillService#onSaveRequest(
-         * android.app.assist.AssistStructure, Bundle, android.service.autofill.SaveCallback)},
-         * using {@link
-         * android.service.autofill.AutoFillService#EXTRA_RESPONSE_EXTRAS} as the key.
-         *
-         * <p>It can be used when to keep service state in between calls.
+         * android.app.assist.AssistStructure, Bundle,
+         * android.service.autofill.SaveCallback)}.
          */
         public Builder setExtras(Bundle extras) {
-            // TODO(b/33197203): make sure that either this method or the requires-Authentication
-            // ones are called, but not both
-            mExtras = Objects.requireNonNull(extras, "extras cannot be null");
+            throwIfDestroyed();
+            mExtras = extras;
             return this;
         }
 
@@ -402,8 +355,16 @@
          * Builds a new {@link FillResponse} instance.
          */
         public FillResponse build() {
+            throwIfDestroyed();
+            mDestroyed = true;
             return new FillResponse(this);
         }
+
+        private void throwIfDestroyed() {
+            if (mDestroyed) {
+                throw new IllegalStateException("Already called #build()");
+            }
+        }
     }
 
     /////////////////////////////////////
@@ -412,14 +373,12 @@
     @Override
     public String toString() {
         if (!DEBUG) return super.toString();
-
-        final StringBuilder builder = new StringBuilder("FillResponse: [datasets=")
-                .append(mDatasets).append(", savableIds=").append(Arrays.toString(mSavableIds))
-                .append(", extras=");
-        append(builder, mExtras)
-            .append(", flags=").append(mFlags)
-            .append(", requiresAuth: ").append(mRequiresAuth)
-            .append(", hasCrypto: ").append(mHasCryptoObject);
+        final StringBuilder builder = new StringBuilder(
+                "FillResponse: [id=").append(mId)
+                .append(", datasets=").append(mDatasets)
+                .append(", savableIds=").append(mSavableIds)
+                .append(", hasExtras=").append(mExtras != null)
+                .append(", hasAuthentication=").append(mAuthentication != null);
         return builder.append(']').toString();
     }
 
@@ -434,33 +393,34 @@
 
     @Override
     public void writeToParcel(Parcel parcel, int flags) {
-        parcel.writeList(mDatasets);
-        parcel.writeParcelableArray(mSavableIds, 0);
-        parcel.writeBundle(mExtras);
-        parcel.writeInt(mFlags);
-        parcel.writeInt(mRequiresAuth ? 1 : 0);
-        parcel.writeInt(mHasCryptoObject ? 1 : 0);
-        if (mHasCryptoObject) {
-            parcel.writeLong(mCryptoOpId);
-        }
-    }
-
-    private FillResponse(Parcel parcel) {
-        mDatasets = new ArrayList<>();
-        parcel.readList(mDatasets, null);
-        mSavableIds = parcel.readParcelableArray(null, AutoFillId.class);
-        mExtras = parcel.readBundle();
-        mFlags = parcel.readInt();
-        mRequiresAuth = parcel.readInt() == 1;
-        mHasCryptoObject = parcel.readInt() == 1;
-        mCryptoOpId = mHasCryptoObject ? parcel.readLong() : 0;
+        parcel.writeString(mId);
+        parcel.writeTypedArraySet(mDatasets, 0);
+        parcel.writeTypedArraySet(mSavableIds, 0);
+        parcel.writeParcelable(mExtras, 0);
+        parcel.writeParcelable(mAuthentication, 0);
     }
 
     public static final Parcelable.Creator<FillResponse> CREATOR =
             new Parcelable.Creator<FillResponse>() {
         @Override
-        public FillResponse createFromParcel(Parcel source) {
-            return new FillResponse(source);
+        public FillResponse createFromParcel(Parcel parcel) {
+            // Always go through the builder to ensure the data ingested by
+            // the system obeys the contract of the builder to avoid attacks
+            // using specially crafted parcels.
+            final Builder builder = new Builder(parcel.readString());
+            final ArraySet<Dataset> datasets = parcel.readTypedArraySet(null);
+            final int datasetCount = (datasets != null) ? datasets.size() : 0;
+            for (int i = 0; i < datasetCount; i++) {
+                builder.addDataset(datasets.valueAt(i));
+            }
+            final ArraySet<AutoFillId> fillIds = parcel.readTypedArraySet(null);
+            final int fillIdCount = (fillIds != null) ? fillIds.size() : 0;
+            for (int i = 0; i < fillIdCount; i++) {
+                builder.addSavableFields(fillIds.valueAt(i));
+            }
+            builder.setExtras(parcel.readParcelable(null));
+            builder.setAuthentication(parcel.readParcelable(null));
+            return builder.build();
         }
 
         @Override
diff --git a/core/java/android/widget/ActivityChooserView.java b/core/java/android/widget/ActivityChooserView.java
index 9a39a17..51587a7 100644
--- a/core/java/android/widget/ActivityChooserView.java
+++ b/core/java/android/widget/ActivityChooserView.java
@@ -250,7 +250,7 @@
         mDefaultActivityButton = (FrameLayout) findViewById(R.id.default_activity_button);
         mDefaultActivityButton.setOnClickListener(mCallbacks);
         mDefaultActivityButton.setOnLongClickListener(mCallbacks);
-        mDefaultActivityButtonImage = mDefaultActivityButton.findViewById(R.id.image);
+        mDefaultActivityButtonImage = (ImageView) mDefaultActivityButton.findViewById(R.id.image);
 
         final FrameLayout expandButton = (FrameLayout) findViewById(R.id.expand_activities_button);
         expandButton.setOnClickListener(mCallbacks);
@@ -282,7 +282,7 @@
         mExpandActivityOverflowButton = expandButton;
 
         mExpandActivityOverflowButtonImage =
-            expandButton.findViewById(R.id.image);
+            (ImageView) expandButton.findViewById(R.id.image);
         mExpandActivityOverflowButtonImage.setImageDrawable(expandActivityOverflowButtonDrawable);
 
         mAdapter = new ActivityChooserViewAdapter();
@@ -760,7 +760,7 @@
                         convertView = LayoutInflater.from(getContext()).inflate(
                                 R.layout.activity_chooser_view_list_item, parent, false);
                         convertView.setId(ITEM_VIEW_TYPE_FOOTER);
-                        TextView titleView = convertView.findViewById(R.id.title);
+                        TextView titleView = (TextView) convertView.findViewById(R.id.title);
                         titleView.setText(mContext.getString(
                                 R.string.activity_chooser_view_see_all));
                     }
@@ -772,11 +772,11 @@
                     }
                     PackageManager packageManager = mContext.getPackageManager();
                     // Set the icon
-                    ImageView iconView = convertView.findViewById(R.id.icon);
+                    ImageView iconView = (ImageView) convertView.findViewById(R.id.icon);
                     ResolveInfo activity = (ResolveInfo) getItem(position);
                     iconView.setImageDrawable(activity.loadIcon(packageManager));
                     // Set the title.
-                    TextView titleView = convertView.findViewById(R.id.title);
+                    TextView titleView = (TextView) convertView.findViewById(R.id.title);
                     titleView.setText(activity.loadLabel(packageManager));
                     // Highlight the default.
                     if (mShowDefaultActivity && position == 0 && mHighlightDefaultActivity) {
diff --git a/core/java/android/widget/AppSecurityPermissions.java b/core/java/android/widget/AppSecurityPermissions.java
index 06d4868..68e6809 100644
--- a/core/java/android/widget/AppSecurityPermissions.java
+++ b/core/java/android/widget/AppSecurityPermissions.java
@@ -451,7 +451,7 @@
 
     private View getPermissionsView(int which, boolean showRevokeUI) {
         LinearLayout permsView = (LinearLayout) mInflater.inflate(R.layout.app_perms_summary, null);
-        LinearLayout displayList = permsView.findViewById(R.id.perms_list);
+        LinearLayout displayList = (LinearLayout) permsView.findViewById(R.id.perms_list);
         View noPermsView = permsView.findViewById(R.id.no_permissions);
 
         displayPermissions(mPermGroupsList, displayList, which, showRevokeUI);
@@ -517,8 +517,8 @@
             CharSequence grpName, CharSequence permList, boolean dangerous, Drawable icon) {
         View permView = inflater.inflate(R.layout.app_permission_item_old, null);
 
-        TextView permGrpView = permView.findViewById(R.id.permission_group);
-        TextView permDescView = permView.findViewById(R.id.permission_list);
+        TextView permGrpView = (TextView) permView.findViewById(R.id.permission_group);
+        TextView permDescView = (TextView) permView.findViewById(R.id.permission_list);
 
         ImageView imgView = (ImageView)permView.findViewById(R.id.perm_icon);
         imgView.setImageDrawable(icon);
diff --git a/core/java/android/widget/ArrayAdapter.java b/core/java/android/widget/ArrayAdapter.java
index 81f0d3d..bbc50da 100644
--- a/core/java/android/widget/ArrayAdapter.java
+++ b/core/java/android/widget/ArrayAdapter.java
@@ -388,7 +388,7 @@
                 text = (TextView) view;
             } else {
                 //  Otherwise, find the TextView field within the layout
-                text = view.findViewById(mFieldId);
+                text = (TextView) view.findViewById(mFieldId);
 
                 if (text == null) {
                     throw new RuntimeException("Failed to find view with ID "
diff --git a/core/java/android/widget/CalendarViewLegacyDelegate.java b/core/java/android/widget/CalendarViewLegacyDelegate.java
index 1b899db..557d411 100644
--- a/core/java/android/widget/CalendarViewLegacyDelegate.java
+++ b/core/java/android/widget/CalendarViewLegacyDelegate.java
@@ -316,9 +316,9 @@
         View content = layoutInflater.inflate(R.layout.calendar_view, null, false);
         mDelegator.addView(content);
 
-        mListView = mDelegator.findViewById(R.id.list);
-        mDayNamesHeader = content.findViewById(R.id.day_names);
-        mMonthName = content.findViewById(R.id.month_name);
+        mListView = (ListView) mDelegator.findViewById(R.id.list);
+        mDayNamesHeader = (ViewGroup) content.findViewById(R.id.day_names);
+        mMonthName = (TextView) content.findViewById(R.id.month_name);
 
         setUpHeader();
         setUpListView();
diff --git a/core/java/android/widget/DatePickerCalendarDelegate.java b/core/java/android/widget/DatePickerCalendarDelegate.java
index 907250a..f712685 100755
--- a/core/java/android/widget/DatePickerCalendarDelegate.java
+++ b/core/java/android/widget/DatePickerCalendarDelegate.java
@@ -115,10 +115,10 @@
         mDelegator.addView(mContainer);
 
         // Set up header views.
-        final ViewGroup header = mContainer.findViewById(R.id.date_picker_header);
-        mHeaderYear = header.findViewById(R.id.date_picker_header_year);
+        final ViewGroup header = (ViewGroup) mContainer.findViewById(R.id.date_picker_header);
+        mHeaderYear = (TextView) header.findViewById(R.id.date_picker_header_year);
         mHeaderYear.setOnClickListener(mOnHeaderClickListener);
-        mHeaderMonthDay = header.findViewById(R.id.date_picker_header_date);
+        mHeaderMonthDay = (TextView) header.findViewById(R.id.date_picker_header_date);
         mHeaderMonthDay.setOnClickListener(mOnHeaderClickListener);
 
         // For the sake of backwards compatibility, attempt to extract the text
@@ -154,10 +154,10 @@
         a.recycle();
 
         // Set up picker container.
-        mAnimator = mContainer.findViewById(R.id.animator);
+        mAnimator = (ViewAnimator) mContainer.findViewById(R.id.animator);
 
         // Set up day picker view.
-        mDayPickerView = mAnimator.findViewById(R.id.date_picker_day_picker);
+        mDayPickerView = (DayPickerView) mAnimator.findViewById(R.id.date_picker_day_picker);
         mDayPickerView.setFirstDayOfWeek(mFirstDayOfWeek);
         mDayPickerView.setMinDate(mMinDate.getTimeInMillis());
         mDayPickerView.setMaxDate(mMaxDate.getTimeInMillis());
@@ -165,7 +165,7 @@
         mDayPickerView.setOnDaySelectedListener(mOnDaySelectedListener);
 
         // Set up year picker view.
-        mYearPickerView = mAnimator.findViewById(R.id.date_picker_year_picker);
+        mYearPickerView = (YearPickerView) mAnimator.findViewById(R.id.date_picker_year_picker);
         mYearPickerView.setRange(mMinDate, mMaxDate);
         mYearPickerView.setYear(mCurrentDate.get(Calendar.YEAR));
         mYearPickerView.setOnYearSelectedListener(mOnYearSelectedListener);
diff --git a/core/java/android/widget/DayPickerPagerAdapter.java b/core/java/android/widget/DayPickerPagerAdapter.java
index 63621e1..8d5bf8f 100644
--- a/core/java/android/widget/DayPickerPagerAdapter.java
+++ b/core/java/android/widget/DayPickerPagerAdapter.java
@@ -225,7 +225,7 @@
     public Object instantiateItem(ViewGroup container, int position) {
         final View itemView = mInflater.inflate(mLayoutResId, container, false);
 
-        final SimpleMonthView v = itemView.findViewById(mCalendarViewId);
+        final SimpleMonthView v = (SimpleMonthView) itemView.findViewById(mCalendarViewId);
         v.setOnDayClickListener(mOnDayClickListener);
         v.setMonthTextAppearance(mMonthTextAppearance);
         v.setDayOfWeekTextAppearance(mDayOfWeekTextAppearance);
diff --git a/core/java/android/widget/DayPickerViewPager.java b/core/java/android/widget/DayPickerViewPager.java
index 058baa6..94022ae 100644
--- a/core/java/android/widget/DayPickerViewPager.java
+++ b/core/java/android/widget/DayPickerViewPager.java
@@ -137,10 +137,9 @@
     }
 
     @Override
-    protected <T extends View> T findViewByPredicateTraversal(Predicate<View> predicate,
-            View childToSkip) {
+    protected View findViewByPredicateTraversal(Predicate<View> predicate, View childToSkip) {
         if (predicate.apply(this)) {
-            return (T) this;
+            return this;
         }
 
         // Always try the selected view first.
@@ -149,7 +148,7 @@
         if (current != childToSkip && current != null) {
             final View v = current.findViewByPredicate(predicate);
             if (v != null) {
-                return (T) v;
+                return v;
             }
         }
 
@@ -161,7 +160,7 @@
                 final View v = child.findViewByPredicate(predicate);
 
                 if (v != null) {
-                    return (T) v;
+                    return v;
                 }
             }
         }
diff --git a/core/java/android/widget/ListView.java b/core/java/android/widget/ListView.java
index b7da04e..80780a6 100644
--- a/core/java/android/widget/ListView.java
+++ b/core/java/android/widget/ListView.java
@@ -3740,21 +3740,20 @@
      * @removed For internal use only. This should have been hidden.
      */
     @Override
-    protected <T extends View> T findViewTraversal(@IdRes int id) {
-        // First look in our children, then in any header and footer views that
-        // may be scrolled off.
-        View v = super.findViewTraversal(id);
+    protected View findViewTraversal(@IdRes int id) {
+        View v;
+        v = super.findViewTraversal(id);
         if (v == null) {
             v = findViewInHeadersOrFooters(mHeaderViewInfos, id);
             if (v != null) {
-                return (T) v;
+                return v;
             }
             v = findViewInHeadersOrFooters(mFooterViewInfos, id);
             if (v != null) {
-                return (T) v;
+                return v;
             }
         }
-        return (T) v;
+        return v;
     }
 
     View findViewInHeadersOrFooters(ArrayList<FixedViewInfo> where, int id) {
@@ -3783,22 +3782,21 @@
      * @removed For internal use only. This should have been hidden.
      */
     @Override
-    protected <T extends View> T findViewWithTagTraversal(Object tag) {
-        // First look in our children, then in any header and footer views that
-        // may be scrolled off.
-        View v = super.findViewWithTagTraversal(tag);
+    protected View findViewWithTagTraversal(Object tag) {
+        View v;
+        v = super.findViewWithTagTraversal(tag);
         if (v == null) {
             v = findViewWithTagInHeadersOrFooters(mHeaderViewInfos, tag);
             if (v != null) {
-                return (T) v;
+                return v;
             }
 
             v = findViewWithTagInHeadersOrFooters(mFooterViewInfos, tag);
             if (v != null) {
-                return (T) v;
+                return v;
             }
         }
-        return (T) v;
+        return v;
     }
 
     View findViewWithTagInHeadersOrFooters(ArrayList<FixedViewInfo> where, Object tag) {
@@ -3831,21 +3829,21 @@
      * @hide
      */
     @Override
-    protected <T extends View> T findViewByPredicateTraversal(
-            Predicate<View> predicate, View childToSkip) {
-        View v = super.findViewByPredicateTraversal(predicate, childToSkip);
+    protected View findViewByPredicateTraversal(Predicate<View> predicate, View childToSkip) {
+        View v;
+        v = super.findViewByPredicateTraversal(predicate, childToSkip);
         if (v == null) {
             v = findViewByPredicateInHeadersOrFooters(mHeaderViewInfos, predicate, childToSkip);
             if (v != null) {
-                return (T) v;
+                return v;
             }
 
             v = findViewByPredicateInHeadersOrFooters(mFooterViewInfos, predicate, childToSkip);
             if (v != null) {
-                return (T) v;
+                return v;
             }
         }
-        return (T) v;
+        return v;
     }
 
     /**
diff --git a/core/java/android/widget/MediaController.java b/core/java/android/widget/MediaController.java
index 8e04f1c..8008637 100644
--- a/core/java/android/widget/MediaController.java
+++ b/core/java/android/widget/MediaController.java
@@ -257,13 +257,13 @@
                 .getText(com.android.internal.R.string.lockscreen_transport_play_description);
         mPauseDescription = res
                 .getText(com.android.internal.R.string.lockscreen_transport_pause_description);
-        mPauseButton = v.findViewById(com.android.internal.R.id.pause);
+        mPauseButton = (ImageButton) v.findViewById(com.android.internal.R.id.pause);
         if (mPauseButton != null) {
             mPauseButton.requestFocus();
             mPauseButton.setOnClickListener(mPauseListener);
         }
 
-        mFfwdButton = v.findViewById(com.android.internal.R.id.ffwd);
+        mFfwdButton = (ImageButton) v.findViewById(com.android.internal.R.id.ffwd);
         if (mFfwdButton != null) {
             mFfwdButton.setOnClickListener(mFfwdListener);
             if (!mFromXml) {
@@ -271,7 +271,7 @@
             }
         }
 
-        mRewButton = v.findViewById(com.android.internal.R.id.rew);
+        mRewButton = (ImageButton) v.findViewById(com.android.internal.R.id.rew);
         if (mRewButton != null) {
             mRewButton.setOnClickListener(mRewListener);
             if (!mFromXml) {
@@ -280,16 +280,16 @@
         }
 
         // By default these are hidden. They will be enabled when setPrevNextListeners() is called
-        mNextButton = v.findViewById(com.android.internal.R.id.next);
+        mNextButton = (ImageButton) v.findViewById(com.android.internal.R.id.next);
         if (mNextButton != null && !mFromXml && !mListenersSet) {
             mNextButton.setVisibility(View.GONE);
         }
-        mPrevButton = v.findViewById(com.android.internal.R.id.prev);
+        mPrevButton = (ImageButton) v.findViewById(com.android.internal.R.id.prev);
         if (mPrevButton != null && !mFromXml && !mListenersSet) {
             mPrevButton.setVisibility(View.GONE);
         }
 
-        mProgress = v.findViewById(com.android.internal.R.id.mediacontroller_progress);
+        mProgress = (ProgressBar) v.findViewById(com.android.internal.R.id.mediacontroller_progress);
         if (mProgress != null) {
             if (mProgress instanceof SeekBar) {
                 SeekBar seeker = (SeekBar) mProgress;
@@ -298,8 +298,8 @@
             mProgress.setMax(1000);
         }
 
-        mEndTime = v.findViewById(com.android.internal.R.id.time);
-        mCurrentTime = v.findViewById(com.android.internal.R.id.time_current);
+        mEndTime = (TextView) v.findViewById(com.android.internal.R.id.time);
+        mCurrentTime = (TextView) v.findViewById(com.android.internal.R.id.time_current);
         mFormatBuilder = new StringBuilder();
         mFormatter = new Formatter(mFormatBuilder, Locale.getDefault());
 
diff --git a/core/java/android/widget/PopupWindow.java b/core/java/android/widget/PopupWindow.java
index 5199b26..989927e 100644
--- a/core/java/android/widget/PopupWindow.java
+++ b/core/java/android/widget/PopupWindow.java
@@ -35,8 +35,8 @@
 import android.transition.Transition;
 import android.transition.Transition.EpicenterCallback;
 import android.transition.Transition.TransitionListener;
-import android.transition.Transition.TransitionListenerAdapter;
 import android.transition.TransitionInflater;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionManager;
 import android.transition.TransitionSet;
 import android.util.AttributeSet;
diff --git a/core/java/android/widget/RemoteViews.java b/core/java/android/widget/RemoteViews.java
index 5505f2f..359d04e 100644
--- a/core/java/android/widget/RemoteViews.java
+++ b/core/java/android/widget/RemoteViews.java
@@ -1578,7 +1578,7 @@
         @Override
         public void apply(View root, ViewGroup rootParent, OnClickHandler handler) {
             final Context context = root.getContext();
-            final ViewGroup target = root.findViewById(viewId);
+            final ViewGroup target = (ViewGroup) root.findViewById(viewId);
             if (target == null) return;
             if (nestedViews != null) {
                 // Inflate nested views and add as children
@@ -1757,7 +1757,7 @@
 
         @Override
         public void apply(View root, ViewGroup rootParent, OnClickHandler handler) {
-            final TextView target = root.findViewById(viewId);
+            final TextView target = (TextView) root.findViewById(viewId);
             if (target == null) return;
             if (drawablesLoaded) {
                 if (isRelative) {
@@ -1857,7 +1857,7 @@
 
         @Override
         public void apply(View root, ViewGroup rootParent, OnClickHandler handler) {
-            final TextView target = root.findViewById(viewId);
+            final TextView target = (TextView) root.findViewById(viewId);
             if (target == null) return;
             target.setTextSize(units, size);
         }
@@ -2045,7 +2045,7 @@
 
         @Override
         public void apply(View root, ViewGroup rootParent, OnClickHandler handler) {
-            final TextView target = root.findViewById(viewId);
+            final TextView target = (TextView) root.findViewById(viewId);
             if (target == null) return;
             Drawable[] drawables = isRelative
                     ? target.getCompoundDrawablesRelative()
diff --git a/core/java/android/widget/SuggestionsAdapter.java b/core/java/android/widget/SuggestionsAdapter.java
index fbb8993..f833d1b 100644
--- a/core/java/android/widget/SuggestionsAdapter.java
+++ b/core/java/android/widget/SuggestionsAdapter.java
@@ -286,7 +286,7 @@
         v.setTag(new ChildViewCache(v));
 
         // Set up icon.
-        final ImageView iconRefine = v.findViewById(R.id.edit_query);
+        final ImageView iconRefine = (ImageView) v.findViewById(R.id.edit_query);
         iconRefine.setImageResource(mCommitIconResId);
 
         return v;
@@ -304,11 +304,11 @@
         public final ImageView mIconRefine;
 
         public ChildViewCache(View v) {
-            mText1 = v.findViewById(com.android.internal.R.id.text1);
-            mText2 = v.findViewById(com.android.internal.R.id.text2);
-            mIcon1 = v.findViewById(com.android.internal.R.id.icon1);
-            mIcon2 = v.findViewById(com.android.internal.R.id.icon2);
-            mIconRefine = v.findViewById(com.android.internal.R.id.edit_query);
+            mText1 = (TextView) v.findViewById(com.android.internal.R.id.text1);
+            mText2 = (TextView) v.findViewById(com.android.internal.R.id.text2);
+            mIcon1 = (ImageView) v.findViewById(com.android.internal.R.id.icon1);
+            mIcon2 = (ImageView) v.findViewById(com.android.internal.R.id.icon2);
+            mIconRefine = (ImageView) v.findViewById(com.android.internal.R.id.edit_query);
         }
     }
 
diff --git a/core/java/android/widget/TabHost.java b/core/java/android/widget/TabHost.java
index 7e2cadf..32418cd 100644
--- a/core/java/android/widget/TabHost.java
+++ b/core/java/android/widget/TabHost.java
@@ -619,7 +619,7 @@
                     mTabWidget, // tab widget is the parent
                     false); // no inflate params
 
-            final TextView tv = tabIndicator.findViewById(R.id.title);
+            final TextView tv = (TextView) tabIndicator.findViewById(R.id.title);
             tv.setText(mLabel);
 
             if (context.getApplicationInfo().targetSdkVersion <= Build.VERSION_CODES.DONUT) {
@@ -653,8 +653,8 @@
                     mTabWidget, // tab widget is the parent
                     false); // no inflate params
 
-            final TextView tv = tabIndicator.findViewById(R.id.title);
-            final ImageView iconView = tabIndicator.findViewById(R.id.icon);
+            final TextView tv = (TextView) tabIndicator.findViewById(R.id.title);
+            final ImageView iconView = (ImageView) tabIndicator.findViewById(R.id.icon);
 
             // when icon is gone by default, we're in exclusive mode
             final boolean exclusive = iconView.getVisibility() == View.GONE;
diff --git a/core/java/android/widget/TextInputTimePickerView.java b/core/java/android/widget/TextInputTimePickerView.java
new file mode 100644
index 0000000..ef91576
--- /dev/null
+++ b/core/java/android/widget/TextInputTimePickerView.java
@@ -0,0 +1,249 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.widget;
+
+import android.content.Context;
+import android.text.Editable;
+import android.text.InputFilter;
+import android.text.TextWatcher;
+import android.util.AttributeSet;
+import android.util.MathUtils;
+import android.view.View;
+
+import com.android.internal.R;
+
+/**
+ * View to show text input based time picker with hour and minute fields and an optional AM/PM
+ * spinner.
+ *
+ * @hide
+ */
+public class TextInputTimePickerView extends RelativeLayout {
+    public static final int HOURS = 0;
+    public static final int MINUTES = 1;
+    public static final int AMPM = 2;
+
+    private static final int AM = 0;
+    private static final int PM = 1;
+
+    private final EditText mHourEditText;
+    private final EditText mMinuteEditText;
+    private final TextView mInputSeparatorView;
+    private final Spinner mAmPmSpinner;
+    private final TextView mErrorLabel;
+    private final TextView mHourLabel;
+    private final TextView mMinuteLabel;
+
+    private boolean mIs24Hour;
+    private boolean mHourFormatStartsAtZero;
+    private OnValueTypedListener mListener;
+
+    private boolean mErrorShowing;
+
+    interface OnValueTypedListener {
+        void onValueChanged(int inputType, int newValue);
+    }
+
+    public TextInputTimePickerView(Context context) {
+        this(context, null);
+    }
+
+    public TextInputTimePickerView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public TextInputTimePickerView(Context context, AttributeSet attrs, int defStyle) {
+        this(context, attrs, defStyle, 0);
+    }
+
+    public TextInputTimePickerView(Context context, AttributeSet attrs, int defStyle,
+            int defStyleRes) {
+        super(context, attrs, defStyle, defStyleRes);
+
+        inflate(context, R.layout.time_picker_text_input_material, this);
+
+        mHourEditText = (EditText) findViewById(R.id.input_hour);
+        mMinuteEditText = (EditText) findViewById(R.id.input_minute);
+        mInputSeparatorView = (TextView) findViewById(R.id.input_separator);
+        mErrorLabel = (TextView) findViewById(R.id.label_error);
+        mHourLabel = (TextView) findViewById(R.id.label_hour);
+        mMinuteLabel = (TextView) findViewById(R.id.label_minute);
+
+        mHourEditText.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+
+            @Override
+            public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+                parseAndSetHourInternal(editable.toString());
+            }
+        });
+
+        mMinuteEditText.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+
+            @Override
+            public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+                parseAndSetMinuteInternal(editable.toString());
+            }
+        });
+
+        mAmPmSpinner = (Spinner) findViewById(R.id.am_pm_spinner);
+        final String[] amPmStrings = TimePicker.getAmPmStrings(context);
+        ArrayAdapter<CharSequence> adapter =
+                new ArrayAdapter<CharSequence>(context, R.layout.simple_spinner_dropdown_item);
+        adapter.add(TimePickerClockDelegate.obtainVerbatim(amPmStrings[0]));
+        adapter.add(TimePickerClockDelegate.obtainVerbatim(amPmStrings[1]));
+        mAmPmSpinner.setAdapter(adapter);
+        mAmPmSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            @Override
+            public void onItemSelected(AdapterView<?> adapterView, View view, int position,
+                    long id) {
+                if (position == 0) {
+                    mListener.onValueChanged(AMPM, AM);
+                } else {
+                    mListener.onValueChanged(AMPM, PM);
+                }
+            }
+
+            @Override
+            public void onNothingSelected(AdapterView<?> adapterView) {}
+        });
+    }
+
+    void setListener(OnValueTypedListener listener) {
+        mListener = listener;
+    }
+
+    void setHourFormat(int maxCharLength) {
+        mHourEditText.setFilters(new InputFilter[] {
+                new InputFilter.LengthFilter(maxCharLength)});
+        mMinuteEditText.setFilters(new InputFilter[] {
+                new InputFilter.LengthFilter(maxCharLength)});
+    }
+
+    boolean validateInput() {
+        final boolean inputValid = parseAndSetHourInternal(mHourEditText.getText().toString())
+                && parseAndSetMinuteInternal(mMinuteEditText.getText().toString());
+        setError(!inputValid);
+        return inputValid;
+    }
+
+    void updateSeparator(String separatorText) {
+        mInputSeparatorView.setText(separatorText);
+    }
+
+    private void setError(boolean enabled) {
+        mErrorShowing = enabled;
+
+        mErrorLabel.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE);
+        mHourLabel.setVisibility(enabled ? View.INVISIBLE : View.VISIBLE);
+        mMinuteLabel.setVisibility(enabled ? View.INVISIBLE : View.VISIBLE);
+    }
+
+    /**
+     * Computes the display value and updates the text of the view.
+     * <p>
+     * This method should be called whenever the current value or display
+     * properties (leading zeroes, max digits) change.
+     */
+    void updateTextInputValues(int localizedHour, int minute, int amOrPm, boolean is24Hour,
+            boolean hourFormatStartsAtZero) {
+        final String format = "%d";
+
+        mIs24Hour = is24Hour;
+        mHourFormatStartsAtZero = hourFormatStartsAtZero;
+
+        mAmPmSpinner.setVisibility(is24Hour ? View.INVISIBLE : View.VISIBLE);
+
+        mHourEditText.setText(String.format(format, localizedHour));
+        mMinuteEditText.setText(String.format(format, minute));
+
+        if (amOrPm == AM) {
+            mAmPmSpinner.setSelection(0);
+        } else {
+            mAmPmSpinner.setSelection(1);
+        }
+
+        if (mErrorShowing) {
+            validateInput();
+        }
+    }
+
+    private boolean parseAndSetHourInternal(String input) {
+        try {
+            final int hour = Integer.parseInt(input);
+            if (!isValidLocalizedHour(hour)) {
+                final int minHour = mHourFormatStartsAtZero ? 0 : 1;
+                final int maxHour = mIs24Hour ? 23 : 11 + minHour;
+                mListener.onValueChanged(HOURS, getHourOfDayFromLocalizedHour(
+                        MathUtils.constrain(hour, minHour, maxHour)));
+                return false;
+            }
+            mListener.onValueChanged(HOURS, getHourOfDayFromLocalizedHour(hour));
+            return true;
+        } catch (NumberFormatException e) {
+            // Do nothing since we cannot parse the input.
+            return false;
+        }
+    }
+
+    private boolean parseAndSetMinuteInternal(String input) {
+        try {
+            final int minutes = Integer.parseInt(input);
+            if (minutes < 0 || minutes > 59) {
+                mListener.onValueChanged(MINUTES, MathUtils.constrain(minutes, 0, 59));
+                return false;
+            }
+            mListener.onValueChanged(MINUTES, minutes);
+            return true;
+        } catch (NumberFormatException e) {
+            // Do nothing since we cannot parse the input.
+            return false;
+        }
+    }
+
+    private boolean isValidLocalizedHour(int localizedHour) {
+        final int minHour = mHourFormatStartsAtZero ? 0 : 1;
+        final int maxHour = (mIs24Hour ? 23 : 11) + minHour;
+        return localizedHour >= minHour && localizedHour <= maxHour;
+    }
+
+    private int getHourOfDayFromLocalizedHour(int localizedHour) {
+        int hourOfDay = localizedHour;
+        if (mIs24Hour) {
+            if (!mHourFormatStartsAtZero && localizedHour == 24) {
+                hourOfDay = 0;
+            }
+        } else {
+            if (!mHourFormatStartsAtZero && localizedHour == 12) {
+                hourOfDay = 0;
+            }
+            if (mAmPmSpinner.getSelectedItemPosition() == 1) {
+                hourOfDay += 12;
+            }
+        }
+        return hourOfDay;
+    }
+}
diff --git a/core/java/android/widget/TimePicker.java b/core/java/android/widget/TimePicker.java
index e6cd798..9f38b04 100644
--- a/core/java/android/widget/TimePicker.java
+++ b/core/java/android/widget/TimePicker.java
@@ -278,6 +278,16 @@
         return mDelegate.getBaseline();
     }
 
+    /**
+     * Validates whether current input by the user is a valid time based on the locale. TimePicker
+     * will show an error message to the user if the time is not valid.
+     *
+     * @return {@code true} if the input is valid, {@code false} otherwise
+     */
+    public boolean validateInput() {
+        return mDelegate.validateInput();
+    }
+
     @Override
     protected Parcelable onSaveInstanceState() {
         Parcelable superState = super.onSaveInstanceState();
@@ -341,6 +351,8 @@
         void setIs24Hour(boolean is24Hour);
         boolean is24Hour();
 
+        boolean validateInput();
+
         void setOnTimeChangedListener(OnTimeChangedListener onTimeChangedListener);
 
         void setEnabled(boolean enabled);
diff --git a/core/java/android/widget/TimePickerClockDelegate.java b/core/java/android/widget/TimePickerClockDelegate.java
index 1d37a21..3a09063 100644
--- a/core/java/android/widget/TimePickerClockDelegate.java
+++ b/core/java/android/widget/TimePickerClockDelegate.java
@@ -16,12 +16,14 @@
 
 package android.widget;
 
+import android.annotation.IntDef;
 import android.annotation.Nullable;
 import android.annotation.TestApi;
 import android.content.Context;
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
 import android.content.res.TypedArray;
+import android.icu.text.DecimalFormatSymbols;
 import android.os.Parcelable;
 import android.text.SpannableStringBuilder;
 import android.text.format.DateFormat;
@@ -40,11 +42,14 @@
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
 import android.widget.RadialTimePickerView.OnValueSelectedListener;
+import android.widget.TextInputTimePickerView.OnValueTypedListener;
 
 import com.android.internal.R;
 import com.android.internal.widget.NumericTextView;
 import com.android.internal.widget.NumericTextView.OnValueChangedListener;
 
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.util.Calendar;
 
 /**
@@ -58,6 +63,13 @@
      */
     private static final long DELAY_COMMIT_MILLIS = 2000;
 
+    @IntDef({FROM_EXTERNAL_API, FROM_RADIAL_PICKER, FROM_INPUT_PICKER})
+    @Retention(RetentionPolicy.SOURCE)
+    private @interface ChangeSource {}
+    private static final int FROM_EXTERNAL_API = 0;
+    private static final int FROM_RADIAL_PICKER = 1;
+    private static final int FROM_INPUT_PICKER = 2;
+
     // Index used by RadialPickerLayout
     private static final int HOUR_INDEX = RadialTimePickerView.HOURS;
     private static final int MINUTE_INDEX = RadialTimePickerView.MINUTES;
@@ -78,6 +90,15 @@
     private final RadialTimePickerView mRadialTimePickerView;
     private final TextView mSeparatorView;
 
+    private boolean mRadialPickerModeEnabled = true;
+    private final ImageButton mRadialTimePickerModeButton;
+    private final String mRadialTimePickerModeEnabledDescription;
+    private final String mTextInputPickerModeEnabledDescription;
+    private final View mRadialTimePickerHeader;
+    private final View mTextInputPickerHeader;
+
+    private final TextInputTimePickerView mTextInputPickerView;
+
     private final Calendar mTempCalendar;
 
     // Accessibility strings.
@@ -116,8 +137,8 @@
         final int layoutResourceId = a.getResourceId(R.styleable.TimePicker_internalLayout,
                 R.layout.time_picker_material);
         final View mainView = inflater.inflate(layoutResourceId, delegator);
-        final View headerView = mainView.findViewById(R.id.time_header);
-        headerView.setOnTouchListener(new NearestTouchDelegate());
+        mRadialTimePickerHeader = mainView.findViewById(R.id.time_header);
+        mRadialTimePickerHeader.setOnTouchListener(new NearestTouchDelegate());
 
         // Set up hour/minute labels.
         mHourView = (NumericTextView) mainView.findViewById(R.id.hours);
@@ -170,6 +191,8 @@
             headerTextColor = a.getColorStateList(R.styleable.TimePicker_headerTextColor);
         }
 
+        mTextInputPickerHeader = mainView.findViewById(R.id.input_header);
+
         if (headerTextColor != null) {
             mHourView.setTextColor(headerTextColor);
             mSeparatorView.setTextColor(headerTextColor);
@@ -180,7 +203,10 @@
 
         // Set up header background, if available.
         if (a.hasValueOrEmpty(R.styleable.TimePicker_headerBackground)) {
-            headerView.setBackground(a.getDrawable(R.styleable.TimePicker_headerBackground));
+            mRadialTimePickerHeader.setBackground(a.getDrawable(
+                    R.styleable.TimePicker_headerBackground));
+            mTextInputPickerHeader.setBackground(a.getDrawable(
+                    R.styleable.TimePicker_headerBackground));
         }
 
         a.recycle();
@@ -189,6 +215,22 @@
         mRadialTimePickerView.applyAttributes(attrs, defStyleAttr, defStyleRes);
         mRadialTimePickerView.setOnValueSelectedListener(mOnValueSelectedListener);
 
+        mTextInputPickerView = (TextInputTimePickerView) mainView.findViewById(R.id.input_mode);
+        mTextInputPickerView.setListener(mOnValueTypedListener);
+
+        mRadialTimePickerModeButton =
+                (ImageButton) mainView.findViewById(R.id.toggle_mode);
+        mRadialTimePickerModeButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                toggleRadialPickerMode();
+            }
+        });
+        mRadialTimePickerModeEnabledDescription = context.getResources().getString(
+                R.string.time_picker_radial_mode_description);
+        mTextInputPickerModeEnabledDescription = context.getResources().getString(
+                R.string.time_picker_text_input_mode_description);
+
         mAllowAutoAdvance = true;
 
         updateHourFormat();
@@ -200,6 +242,34 @@
         initialize(currentHour, currentMinute, mIs24Hour, HOUR_INDEX);
     }
 
+    private void toggleRadialPickerMode() {
+        if (mRadialPickerModeEnabled) {
+            mRadialTimePickerView.setVisibility(View.GONE);
+            mRadialTimePickerHeader.setVisibility(View.GONE);
+            mTextInputPickerHeader.setVisibility(View.VISIBLE);
+            mTextInputPickerView.setVisibility(View.VISIBLE);
+            mRadialTimePickerModeButton.setImageResource(R.drawable.btn_event_material);
+            mRadialTimePickerModeButton.setContentDescription(
+                    mRadialTimePickerModeEnabledDescription);
+            mRadialPickerModeEnabled = false;
+        } else {
+            mRadialTimePickerView.setVisibility(View.VISIBLE);
+            mRadialTimePickerHeader.setVisibility(View.VISIBLE);
+            mTextInputPickerHeader.setVisibility(View.GONE);
+            mTextInputPickerView.setVisibility(View.GONE);
+            mRadialTimePickerModeButton.setImageResource(R.drawable.btn_keyboard_key_material);
+            mRadialTimePickerModeButton.setContentDescription(
+                    mTextInputPickerModeEnabledDescription);
+            updateTextInputPicker();
+            mRadialPickerModeEnabled = true;
+        }
+    }
+
+    @Override
+    public boolean validateInput() {
+        return mTextInputPickerView.validateInput();
+    }
+
     /**
      * Ensures that a TextView is wide enough to contain its text without
      * wrapping or clipping. Measures the specified view and sets the minimum
@@ -249,9 +319,16 @@
         final int maxHour = (mIs24Hour ? 23 : 11) + minHour;
         mHourView.setRange(minHour, maxHour);
         mHourView.setShowLeadingZeroes(mHourFormatShowLeadingZero);
+
+        final String[] digits = DecimalFormatSymbols.getInstance(mLocale).getDigitStrings();
+        int maxCharLength = 0;
+        for (int i = 0; i < 10; i++) {
+            maxCharLength = Math.max(maxCharLength, digits[i].length());
+        }
+        mTextInputPickerView.setHourFormat(maxCharLength * 2);
     }
 
-    private static final CharSequence obtainVerbatim(String text) {
+    static final CharSequence obtainVerbatim(String text) {
         return new SpannableStringBuilder().append(text,
                 new TtsSpan.VerbatimBuilder(text).build(), 0);
     }
@@ -333,10 +410,16 @@
         updateHeaderSeparator();
         updateHeaderMinute(mCurrentMinute, false);
         updateRadialPicker(index);
+        updateTextInputPicker();
 
         mDelegator.invalidate();
     }
 
+    private void updateTextInputPicker() {
+        mTextInputPickerView.updateTextInputValues(getLocalizedHour(mCurrentHour), mCurrentMinute,
+                mCurrentHour < 12 ? AM : PM, mIs24Hour, mHourFormatStartsAtZero);
+    }
+
     private void updateRadialPicker(int index) {
         mRadialTimePickerView.initialize(mCurrentHour, mCurrentMinute, mIs24Hour);
         setCurrentItemShowing(index, false, true);
@@ -381,10 +464,10 @@
      */
     @Override
     public void setHour(int hour) {
-        setHourInternal(hour, false, true);
+        setHourInternal(hour, FROM_EXTERNAL_API, true);
     }
 
-    private void setHourInternal(int hour, boolean isFromPicker, boolean announce) {
+    private void setHourInternal(int hour, @ChangeSource int source, boolean announce) {
         if (mCurrentHour == hour) {
             return;
         }
@@ -393,10 +476,13 @@
         updateHeaderHour(hour, announce);
         updateHeaderAmPm();
 
-        if (!isFromPicker) {
+        if (source != FROM_RADIAL_PICKER) {
             mRadialTimePickerView.setCurrentHour(hour);
             mRadialTimePickerView.setAmOrPm(hour < 12 ? AM : PM);
         }
+        if (source != FROM_INPUT_PICKER) {
+            updateTextInputPicker();
+        }
 
         mDelegator.invalidate();
         onTimeChanged();
@@ -424,10 +510,10 @@
      */
     @Override
     public void setMinute(int minute) {
-        setMinuteInternal(minute, false);
+        setMinuteInternal(minute, FROM_EXTERNAL_API);
     }
 
-    private void setMinuteInternal(int minute, boolean isFromPicker) {
+    private void setMinuteInternal(int minute, @ChangeSource int source) {
         if (mCurrentMinute == minute) {
             return;
         }
@@ -435,9 +521,12 @@
         mCurrentMinute = minute;
         updateHeaderMinute(minute, true);
 
-        if (!isFromPicker) {
+        if (source != FROM_RADIAL_PICKER) {
             mRadialTimePickerView.setCurrentMinute(minute);
         }
+        if (source != FROM_INPUT_PICKER) {
+            updateTextInputPicker();
+        }
 
         mDelegator.invalidate();
         onTimeChanged();
@@ -661,6 +750,7 @@
             separatorText = Character.toString(bestDateTimePattern.charAt(hIndex + 1));
         }
         mSeparatorView.setText(separatorText);
+        mTextInputPickerView.updateSeparator(separatorText);
     }
 
     static private int lastIndexOfAny(String str, char[] any) {
@@ -712,7 +802,7 @@
 
         if (mRadialTimePickerView.setAmOrPm(amOrPm)) {
             mCurrentHour = getHour();
-
+            updateTextInputPicker();
             if (mOnTimeChangedListener != null) {
                 mOnTimeChangedListener.onTimeChanged(mDelegator, getHour(), getMinute());
             }
@@ -726,7 +816,7 @@
             switch (pickerType) {
                 case RadialTimePickerView.HOURS:
                     final boolean isTransition = mAllowAutoAdvance && autoAdvance;
-                    setHourInternal(newValue, true, !isTransition);
+                    setHourInternal(newValue, FROM_RADIAL_PICKER, !isTransition);
                     if (isTransition) {
                         setCurrentItemShowing(MINUTE_INDEX, true, false);
 
@@ -735,7 +825,7 @@
                     }
                     break;
                 case RadialTimePickerView.MINUTES:
-                    setMinuteInternal(newValue, true);
+                    setMinuteInternal(newValue, FROM_RADIAL_PICKER);
                     break;
             }
 
@@ -745,6 +835,23 @@
         }
     };
 
+    private final OnValueTypedListener mOnValueTypedListener = new OnValueTypedListener() {
+        @Override
+        public void onValueChanged(int pickerType, int newValue) {
+            switch (pickerType) {
+                case TextInputTimePickerView.HOURS:
+                    setHourInternal(newValue, FROM_INPUT_PICKER, false);
+                    break;
+                case TextInputTimePickerView.MINUTES:
+                    setMinuteInternal(newValue, FROM_INPUT_PICKER);
+                    break;
+                case TextInputTimePickerView.AMPM:
+                    setAmOrPm(newValue);
+                    break;
+            }
+        }
+    };
+
     /** Listener for keyboard interaction. */
     private final OnValueChangedListener mDigitEnteredListener = new OnValueChangedListener() {
         @Override
diff --git a/core/java/android/widget/TimePickerSpinnerDelegate.java b/core/java/android/widget/TimePickerSpinnerDelegate.java
index 4634631..7ef54a5 100644
--- a/core/java/android/widget/TimePickerSpinnerDelegate.java
+++ b/core/java/android/widget/TimePickerSpinnerDelegate.java
@@ -86,7 +86,7 @@
         inflater.inflate(layoutResourceId, mDelegator, true);
 
         // hour
-        mHourSpinner = delegator.findViewById(R.id.hour);
+        mHourSpinner = (NumberPicker) delegator.findViewById(R.id.hour);
         mHourSpinner.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {
             public void onValueChange(NumberPicker spinner, int oldVal, int newVal) {
                 updateInputState();
@@ -100,17 +100,17 @@
                 onTimeChanged();
             }
         });
-        mHourSpinnerInput = mHourSpinner.findViewById(R.id.numberpicker_input);
+        mHourSpinnerInput = (EditText) mHourSpinner.findViewById(R.id.numberpicker_input);
         mHourSpinnerInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 
         // divider (only for the new widget style)
-        mDivider = mDelegator.findViewById(R.id.divider);
+        mDivider = (TextView) mDelegator.findViewById(R.id.divider);
         if (mDivider != null) {
             setDividerText();
         }
 
         // minute
-        mMinuteSpinner = mDelegator.findViewById(R.id.minute);
+        mMinuteSpinner = (NumberPicker) mDelegator.findViewById(R.id.minute);
         mMinuteSpinner.setMinValue(0);
         mMinuteSpinner.setMaxValue(59);
         mMinuteSpinner.setOnLongPressUpdateInterval(100);
@@ -138,7 +138,7 @@
                 onTimeChanged();
             }
         });
-        mMinuteSpinnerInput = mMinuteSpinner.findViewById(R.id.numberpicker_input);
+        mMinuteSpinnerInput = (EditText) mMinuteSpinner.findViewById(R.id.numberpicker_input);
         mMinuteSpinnerInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 
         // Get the localized am/pm strings and use them in the spinner.
@@ -173,13 +173,13 @@
                     onTimeChanged();
                 }
             });
-            mAmPmSpinnerInput = mAmPmSpinner.findViewById(R.id.numberpicker_input);
+            mAmPmSpinnerInput = (EditText) mAmPmSpinner.findViewById(R.id.numberpicker_input);
             mAmPmSpinnerInput.setImeOptions(EditorInfo.IME_ACTION_DONE);
         }
 
         if (isAmPmAtStart()) {
             // Move the am/pm view to the beginning
-            ViewGroup amPmParent = delegator.findViewById(R.id.timePickerLayout);
+            ViewGroup amPmParent = (ViewGroup) delegator.findViewById(R.id.timePickerLayout);
             amPmParent.removeView(amPmView);
             amPmParent.addView(amPmView, 0);
             // Swap layout margins if needed. They may be not symmetrical (Old Standard Theme
@@ -219,6 +219,11 @@
         }
     }
 
+    @Override
+    public boolean validateInput() {
+        return true;
+    }
+
     private void getHourFormatData() {
         final String bestDateTimePattern = DateFormat.getBestDateTimePattern(mLocale,
                 (mIs24HourView) ? "Hm" : "hm");
diff --git a/core/java/android/widget/Toast.java b/core/java/android/widget/Toast.java
index bf0601d..789e60b 100644
--- a/core/java/android/widget/Toast.java
+++ b/core/java/android/widget/Toast.java
@@ -299,7 +299,7 @@
         if (mNextView == null) {
             throw new RuntimeException("This Toast was not created with Toast.makeText()");
         }
-        TextView tv = mNextView.findViewById(com.android.internal.R.id.message);
+        TextView tv = (TextView) mNextView.findViewById(com.android.internal.R.id.message);
         if (tv == null) {
             throw new RuntimeException("This Toast was not created with Toast.makeText()");
         }
diff --git a/core/java/android/widget/ZoomButtonsController.java b/core/java/android/widget/ZoomButtonsController.java
index 1a3ca86..69b79971 100644
--- a/core/java/android/widget/ZoomButtonsController.java
+++ b/core/java/android/widget/ZoomButtonsController.java
@@ -264,7 +264,7 @@
                 .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         inflater.inflate(com.android.internal.R.layout.zoom_container, container);
 
-        mControls = container.findViewById(com.android.internal.R.id.zoomControls);
+        mControls = (ZoomControls) container.findViewById(com.android.internal.R.id.zoomControls);
         mControls.setOnZoomInClickListener(new OnClickListener() {
             public void onClick(View v) {
                 dismissControlsDelayed(ZOOM_CONTROLS_TIMEOUT);
diff --git a/core/java/com/android/internal/statusbar/IStatusBar.aidl b/core/java/com/android/internal/statusbar/IStatusBar.aidl
index 20f10b3..9cbbc5a 100644
--- a/core/java/com/android/internal/statusbar/IStatusBar.aidl
+++ b/core/java/com/android/internal/statusbar/IStatusBar.aidl
@@ -53,9 +53,6 @@
     void setImeWindowStatus(in IBinder token, int vis, int backDisposition,
             boolean showImeSwitcher);
     void setWindowState(int window, int state);
-    void buzzBeepBlinked();
-    void notificationLightOff();
-    void notificationLightPulse(int argb, int millisOn, int millisOff);
 
     void showRecentApps(boolean triggeredFromAltTab, boolean fromHome);
     void hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHomeKey);
diff --git a/core/java/com/android/internal/widget/DrawingSpace.java b/core/java/com/android/internal/widget/DrawingSpace.java
deleted file mode 100644
index b8222db..0000000
--- a/core/java/com/android/internal/widget/DrawingSpace.java
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.internal.widget;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.View;
-
-/**
- * Implementation of {@link android.widget.Space} that uses normal View drawing
- * rather than a no-op. Useful for dialogs and other places where the base View
- * class is too greedy when measured with AT_MOST.
- */
-public final class DrawingSpace extends View {
-    public DrawingSpace(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
-        super(context, attrs, defStyleAttr, defStyleRes);
-    }
-
-    public DrawingSpace(Context context, AttributeSet attrs, int defStyleAttr) {
-        this(context, attrs, defStyleAttr, 0);
-    }
-
-    public DrawingSpace(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
-    public DrawingSpace(Context context) {
-        this(context, null);
-    }
-
-    /**
-     * Compare to: {@link View#getDefaultSize(int, int)}
-     * <p>
-     * If mode is AT_MOST, return the child size instead of the parent size
-     * (unless it is too big).
-     */
-    private static int getDefaultSizeNonGreedy(int size, int measureSpec) {
-        int result = size;
-        int specMode = MeasureSpec.getMode(measureSpec);
-        int specSize = MeasureSpec.getSize(measureSpec);
-
-        switch (specMode) {
-            case MeasureSpec.UNSPECIFIED:
-                result = size;
-                break;
-            case MeasureSpec.AT_MOST:
-                result = Math.min(size, specSize);
-                break;
-            case MeasureSpec.EXACTLY:
-                result = specSize;
-                break;
-        }
-        return result;
-    }
-
-    @Override
-    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
-        setMeasuredDimension(
-                getDefaultSizeNonGreedy(getSuggestedMinimumWidth(), widthMeasureSpec),
-                getDefaultSizeNonGreedy(getSuggestedMinimumHeight(), heightMeasureSpec));
-    }
-}
diff --git a/core/java/com/android/internal/widget/WatchHeaderListView.java b/core/java/com/android/internal/widget/WatchHeaderListView.java
index 53fa7ab..4fd19c3 100644
--- a/core/java/com/android/internal/widget/WatchHeaderListView.java
+++ b/core/java/com/android/internal/widget/WatchHeaderListView.java
@@ -92,14 +92,13 @@
     }
 
     @Override
-    protected <T extends View> T findViewByPredicateTraversal(
-            Predicate<View> predicate, View childToSkip) {
+    protected View findViewByPredicateTraversal(Predicate<View> predicate, View childToSkip) {
         View v = super.findViewByPredicateTraversal(predicate, childToSkip);
         if (v == null && mTopPanel != null && mTopPanel != childToSkip
                 && !mTopPanel.isRootNamespace()) {
-            return (T) mTopPanel.findViewByPredicate(predicate);
+            return mTopPanel.findViewByPredicate(predicate);
         }
-        return (T) v;
+        return v;
     }
 
     @Override
diff --git a/core/jni/android_os_seccomp.cpp b/core/jni/android_os_seccomp.cpp
index 2fe5d39..3f7bab2 100644
--- a/core/jni/android_os_seccomp.cpp
+++ b/core/jni/android_os_seccomp.cpp
@@ -147,6 +147,9 @@
     // Needed for kernel to restart syscalls
     AllowSyscall(f, 128); // __NR_restart_syscall
 
+    // b/35034743
+    AllowSyscall(f, 267); // __NR_fstatfs64
+
     Trap(f);
 
     if (SetValidateArchitectureJumpTarget(offset_to_32bit_filter, f) != 0)
diff --git a/core/jni/com_android_internal_os_Zygote.cpp b/core/jni/com_android_internal_os_Zygote.cpp
index 5c65241..e2fc444 100644
--- a/core/jni/com_android_internal_os_Zygote.cpp
+++ b/core/jni/com_android_internal_os_Zygote.cpp
@@ -247,24 +247,42 @@
 
 static void DropCapabilitiesBoundingSet(JNIEnv* env) {
   for (int i = 0; prctl(PR_CAPBSET_READ, i, 0, 0, 0) >= 0; i++) {
-    // Keep CAP_SYS_PTRACE in our bounding set so crash_dump can gain it.
-    if (i == CAP_SYS_PTRACE) {
-      continue;
-    }
-
     int rc = prctl(PR_CAPBSET_DROP, i, 0, 0, 0);
     if (rc == -1) {
       if (errno == EINVAL) {
         ALOGE("prctl(PR_CAPBSET_DROP) failed with EINVAL. Please verify "
               "your kernel is compiled with file capabilities support");
       } else {
+        ALOGE("prctl(PR_CAPBSET_DROP, %d) failed: %s", i, strerror(errno));
         RuntimeAbort(env, __LINE__, "prctl(PR_CAPBSET_DROP) failed");
       }
     }
   }
 }
 
-static void SetCapabilities(JNIEnv* env, int64_t permitted, int64_t effective) {
+static void SetInheritable(JNIEnv* env, uint64_t inheritable) {
+  __user_cap_header_struct capheader;
+  memset(&capheader, 0, sizeof(capheader));
+  capheader.version = _LINUX_CAPABILITY_VERSION_3;
+  capheader.pid = 0;
+
+  __user_cap_data_struct capdata[2];
+  if (capget(&capheader, &capdata[0]) == -1) {
+    ALOGE("capget failed: %s", strerror(errno));
+    RuntimeAbort(env, __LINE__, "capget failed");
+  }
+
+  capdata[0].inheritable = inheritable;
+  capdata[1].inheritable = inheritable >> 32;
+
+  if (capset(&capheader, &capdata[0]) == -1) {
+    ALOGE("capset(inh=%" PRIx64 ") failed: %s", inheritable, strerror(errno));
+    RuntimeAbort(env, __LINE__, "capset failed");
+  }
+}
+
+static void SetCapabilities(JNIEnv* env, uint64_t permitted, uint64_t effective,
+                            uint64_t inheritable) {
   __user_cap_header_struct capheader;
   memset(&capheader, 0, sizeof(capheader));
   capheader.version = _LINUX_CAPABILITY_VERSION_3;
@@ -276,9 +294,12 @@
   capdata[1].effective = effective >> 32;
   capdata[0].permitted = permitted;
   capdata[1].permitted = permitted >> 32;
+  capdata[0].inheritable = inheritable;
+  capdata[1].inheritable = inheritable >> 32;
 
   if (capset(&capheader, &capdata[0]) == -1) {
-    ALOGE("capset(%" PRId64 ", %" PRId64 ") failed", permitted, effective);
+    ALOGE("capset(perm=%" PRIx64 ", eff=%" PRIx64 ", inh=%" PRIx64 ") failed: %s", permitted,
+          effective, inheritable, strerror(errno));
     RuntimeAbort(env, __LINE__, "capset failed");
   }
 }
@@ -532,6 +553,7 @@
       EnableKeepCapabilities(env);
     }
 
+    SetInheritable(env, permittedCapabilities);
     DropCapabilitiesBoundingSet(env);
 
     bool use_native_bridge = !is_system_server && (instructionSet != NULL)
@@ -604,7 +626,7 @@
         }
     }
 
-    SetCapabilities(env, permittedCapabilities, effectiveCapabilities);
+    SetCapabilities(env, permittedCapabilities, effectiveCapabilities, permittedCapabilities);
 
     SetSchedulerPolicy(env);
 
diff --git a/core/res/res/drawable/btn_event_material.xml b/core/res/res/drawable/btn_event_material.xml
new file mode 100644
index 0000000..47c49cf
--- /dev/null
+++ b/core/res/res/drawable/btn_event_material.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2017 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24"
+        android:viewportHeight="24">
+
+    <path
+        android:fillColor="#90ffffff"
+        android:pathData="M17 12h-5v5h5v-5zM16 1v2H8V1H6v2H5c-1.11 0-1.99 .9 -1.99 2L3 19c0 1.1 .89 2 2
+2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2h-1V1h-2zm3 18H5V8h14v11z" />
+    <path android:pathData="M0 0h24v24H0z" />
+</vector>
\ No newline at end of file
diff --git a/core/res/res/drawable/btn_keyboard_key_material.xml b/core/res/res/drawable/btn_keyboard_key_material.xml
new file mode 100644
index 0000000..14a9492f
--- /dev/null
+++ b/core/res/res/drawable/btn_keyboard_key_material.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2017 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24"
+        android:viewportHeight="24">
+
+    <path
+        android:fillColor="#90ffffff"
+        android:pathData="M20 5H4c-1.1 0-1.99 .9 -1.99 2L2 17c0 1.1 .9 2 2 2h16c1.1 0 2-.9
+2-2V7c0-1.1-.9-2-2-2zm-9 3h2v2h-2V8zm0 3h2v2h-2v-2zM8 8h2v2H8V8zm0
+3h2v2H8v-2zm-1 2H5v-2h2v2zm0-3H5V8h2v2zm9
+7H8v-2h8v2zm0-4h-2v-2h2v2zm0-3h-2V8h2v2zm3 3h-2v-2h2v2zm0-3h-2V8h2v2z" />
+    <path
+        android:pathData="M0 0h24v24H0zm0 0h24v24H0z" />
+</vector>
\ No newline at end of file
diff --git a/core/res/res/layout-land/time_picker_material.xml b/core/res/res/layout-land/time_picker_material.xml
index 70833d6..8b95f9f 100644
--- a/core/res/res/layout-land/time_picker_material.xml
+++ b/core/res/res/layout-land/time_picker_material.xml
@@ -15,28 +15,17 @@
      limitations under the License.
 -->
 
-<GridLayout xmlns:android="http://schemas.android.com/apk/res/android"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:layoutDirection="ltr">
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
 
-    <!-- Provides a background for the time layout that extends into the button bar area. -->
-    <com.android.internal.widget.DrawingSpace
+    <LinearLayout
         android:id="@+id/time_header"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:layout_column="@dimen/time_picker_column_start_material"
-        android:layout_row="0"
-        android:layout_rowSpan="3"
-        android:layout_gravity="center|fill"
-        android:layoutDirection="locale" />
-
-    <RelativeLayout
         android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_column="@dimen/time_picker_column_start_material"
-        android:layout_row="1"
-        android:layout_gravity="center|fill"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:gravity="center"
         android:paddingStart="?attr/dialogPreferredPadding"
         android:paddingEnd="?attr/dialogPreferredPadding">
 
@@ -44,10 +33,8 @@
             android:id="@+id/time_layout"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:orientation="horizontal"
-            android:layout_centerInParent="true"
             android:paddingTop="@dimen/timepicker_radial_picker_top_margin"
-            android:layout_marginBottom="-12dp">
+            android:orientation="horizontal">
 
             <!-- The hour should always be to the left of the separator,
                  regardless of the current locale's layout direction. -->
@@ -125,38 +112,71 @@
                 android:includeFontPadding="false"
                 android:button="@null" />
         </RadioGroup>
-    </RelativeLayout>
+    </LinearLayout>
 
-    <ViewStub
-        android:id="@id/topPanel"
-        android:layout="@layout/alert_dialog_title_material"
+    <TextView
+        android:visibility="gone"
+        android:id="@+id/input_header"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:paddingStart="@dimen/dialog_padding_material"
+        android:paddingEnd="@dimen/dialog_padding_material"
+        android:paddingTop="20dp"
+        android:paddingBottom="20dp"
+        android:includeFontPadding="false"
+        android:textAppearance="@style/TextAppearance.Material.TimePicker.InputHeader"
+        android:text="@string/time_picker_header_text"/>
+
+    <LinearLayout
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_column="@dimen/time_picker_column_end_material"
-        android:layout_row="0"
-        android:layout_gravity="top|fill_horizontal"
-        android:layoutDirection="locale" />
+        android:orientation="vertical">
 
-    <android.widget.RadialTimePickerView
-        android:id="@+id/radial_picker"
-        android:layout_width="@dimen/timepicker_radial_picker_dimen"
-        android:layout_height="@dimen/timepicker_radial_picker_dimen"
-        android:layout_column="@dimen/time_picker_column_end_material"
-        android:layout_row="1"
-        android:layout_rowWeight="1"
-        android:layout_gravity="center|fill"
-        android:layout_marginTop="@dimen/timepicker_radial_picker_top_margin"
-        android:layout_marginStart="@dimen/timepicker_radial_picker_horizontal_margin"
-        android:layout_marginEnd="@dimen/timepicker_radial_picker_horizontal_margin"
-        android:layoutDirection="locale" />
+        <android.widget.RadialTimePickerView
+            android:id="@+id/radial_picker"
+            android:layout_width="@dimen/timepicker_radial_picker_dimen"
+            android:layout_height="@dimen/timepicker_radial_picker_dimen"
+            android:layout_gravity="center|fill"
+            android:layout_marginTop="@dimen/timepicker_radial_picker_top_margin"
+            android:layout_marginStart="@dimen/timepicker_radial_picker_horizontal_margin"
+            android:layout_marginEnd="@dimen/timepicker_radial_picker_horizontal_margin"
+            android:layoutDirection="locale" />
 
-    <ViewStub
-        android:id="@id/buttonPanel"
-        android:layout="@layout/alert_dialog_button_bar_material"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_column="@dimen/time_picker_column_end_material"
-        android:layout_row="2"
-        android:layout_gravity="bottom|fill_horizontal"
-        android:layoutDirection="locale" />
-</GridLayout>
+        <android.widget.TextInputTimePickerView
+            android:id="@+id/input_mode"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:paddingStart="?attr/dialogPreferredPadding"
+            android:paddingEnd="?attr/dialogPreferredPadding"
+            android:visibility="gone" />
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+            <ImageButton
+                android:id="@+id/toggle_mode"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical"
+                android:layout_marginStart="12dp"
+                android:layout_marginEnd="12dp"
+                android:padding="12dp"
+                android:background="?attr/selectableItemBackgroundBorderless"
+                android:tint="?attr/colorControlNormal"
+                android:src="@drawable/btn_keyboard_key_material"
+                android:contentDescription="@string/time_picker_text_input_mode_description" />
+            <Space
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1" />
+            <ViewStub
+                android:id="@id/buttonPanel"
+                android:layout="@layout/alert_dialog_button_bar_material"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layoutDirection="locale" />
+        </LinearLayout>
+    </LinearLayout>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/core/res/res/layout/time_picker_material.xml b/core/res/res/layout/time_picker_material.xml
index 37a7384..7597379 100644
--- a/core/res/res/layout/time_picker_material.xml
+++ b/core/res/res/layout/time_picker_material.xml
@@ -34,4 +34,53 @@
         android:layout_marginTop="@dimen/timepicker_radial_picker_top_margin"
         android:layout_marginStart="@dimen/timepicker_radial_picker_horizontal_margin"
         android:layout_marginEnd="@dimen/timepicker_radial_picker_horizontal_margin" />
+    <TextView
+        android:visibility="gone"
+        android:id="@+id/input_header"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingStart="@dimen/dialog_padding_material"
+        android:paddingEnd="@dimen/dialog_padding_material"
+        android:paddingTop="20dp"
+        android:paddingBottom="20dp"
+        android:includeFontPadding="false"
+        android:fontFamily="sans-serif-medium"
+        android:textSize="34sp"
+        android:textColor="@color/white"
+        android:text="@string/time_picker_header_text"/>
+    <android.widget.TextInputTimePickerView
+        android:id="@+id/input_mode"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingStart="?attr/dialogPreferredPadding"
+        android:paddingEnd="?attr/dialogPreferredPadding"
+        android:visibility="gone" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+        <ImageButton
+            android:id="@+id/toggle_mode"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginStart="12dp"
+            android:layout_marginEnd="12dp"
+            android:padding="12dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:tint="?attr/colorControlNormal"
+            android:src="@drawable/btn_keyboard_key_material"
+            android:contentDescription="@string/time_picker_text_input_mode_description" />
+        <Space
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1" />
+        <ViewStub
+            android:id="@id/buttonPanel"
+            android:layout="@layout/alert_dialog_button_bar_material"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layoutDirection="locale" />
+    </LinearLayout>
+
 </LinearLayout>
diff --git a/core/res/res/layout/time_picker_text_input_material.xml b/core/res/res/layout/time_picker_text_input_material.xml
new file mode 100644
index 0000000..f17b80e
--- /dev/null
+++ b/core/res/res/layout/time_picker_text_input_material.xml
@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2017 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<merge xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <TextView
+        android:id="@+id/top_label"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="26dp"
+        android:layout_marginBottom="8dp"
+        android:text="@string/time_picker_prompt_label"
+        android:textAppearance="@style/TextAppearance.Material.TimePicker.PromptLabel" />
+
+    <RelativeLayout
+        android:id="@+id/input_block"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/top_label"
+        android:layoutDirection="ltr">
+        <EditText
+            android:id="@+id/input_hour"
+            android:layout_width="50dp"
+            android:layout_height="wrap_content"
+            android:inputType="number"
+            android:textAppearance="@style/TextAppearance.Material.TimePicker.InputField" />
+        <TextView
+            android:id="@+id/label_hour"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/input_hour"
+            android:layout_alignStart="@id/input_hour"
+            android:text="@string/time_picker_hour_label"/>
+
+        <TextView
+            android:id="@+id/input_separator"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignEnd="@id/input_hour"
+            android:layout_alignBaseline="@id/input_hour"
+            android:textAppearance="@style/TextAppearance.Material.TimePicker.InputField" />
+
+        <EditText
+            android:id="@+id/input_minute"
+            android:layout_width="50dp"
+            android:layout_height="wrap_content"
+            android:layout_alignBaseline="@id/input_hour"
+            android:layout_toEndOf="@id/input_separator"
+            android:inputType="number"
+            android:textAppearance="@style/TextAppearance.Material.TimePicker.InputField" />
+        <TextView
+            android:id="@+id/label_minute"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/input_minute"
+            android:layout_alignStart="@id/input_minute"
+            android:text="@string/time_picker_minute_label"/>
+
+        <TextView
+            android:visibility="invisible"
+            android:id="@+id/label_error"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/input_hour"
+            android:layout_alignStart="@id/input_hour"
+            android:textColor="?attr/textColorError"
+            android:text="@string/time_picker_input_error" />
+    </RelativeLayout>
+    <Spinner
+        android:id="@+id/am_pm_spinner"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignBaseline="@id/input_block"
+        android:layout_alignParentEnd="true"/>
+
+</merge>
\ No newline at end of file
diff --git a/core/res/res/values-ldrtl/dimens.xml b/core/res/res/values-ldrtl/dimens.xml
deleted file mode 100644
index 807c042..0000000
--- a/core/res/res/values-ldrtl/dimens.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2015 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<resources>
-    <item type="dimen" format="integer" name="time_picker_column_start_material">1</item>
-    <item type="dimen" format="integer" name="time_picker_column_end_material">0</item>
-</resources>
diff --git a/core/res/res/values/dimens.xml b/core/res/res/values/dimens.xml
index 927988f..9824051 100644
--- a/core/res/res/values/dimens.xml
+++ b/core/res/res/values/dimens.xml
@@ -475,9 +475,6 @@
 
     <dimen name="chooser_grid_padding">0dp</dimen>
 
-    <item type="dimen" format="integer" name="time_picker_column_start_material">0</item>
-    <item type="dimen" format="integer" name="time_picker_column_end_material">1</item>
-
     <item type="dimen" name="aerr_padding_list_top">15dp</item>
     <item type="dimen" name="aerr_padding_list_bottom">8dp</item>
 
diff --git a/core/res/res/values/dimens_material.xml b/core/res/res/values/dimens_material.xml
index ebe577c..e3fdcec 100644
--- a/core/res/res/values/dimens_material.xml
+++ b/core/res/res/values/dimens_material.xml
@@ -149,6 +149,7 @@
     <dimen name="timepicker_radial_picker_dimen">296dp</dimen>
     <dimen name="timepicker_radial_picker_top_margin">16dp</dimen>
     <dimen name="timepicker_radial_picker_horizontal_margin">16dp</dimen>
+    <dimen name="timepicker_edit_text_size">24sp</dimen>
 
     <!-- Used by RadialTimePicker in clock-style TimePicker. -->
     <dimen name="timepicker_selector_radius">20dp</dimen>
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index e00874f..19c5643 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -4471,4 +4471,20 @@
     <string name="device_storage_monitor_notification_channel">Device storage</string>
     <!-- Channel name for UsbDeviceManager adb debugging notifications -->
     <string name="adb_debugging_notification_channel_tv">USB debugging</string>
+
+    <!-- Label for the time picker hour input field. [CHAR LIMIT=20] -->
+    <string name="time_picker_hour_label">hour</string>
+    <!-- Label for the time picker minute input field. [CHAR LIMIT=20] -->
+    <string name="time_picker_minute_label">minute</string>
+    <!-- The title for the time picker dialog. [CHAR LIMIT=NONE] -->
+    <string name="time_picker_header_text">Set time</string>
+    <!-- Error shown to the user if they type in invalid hour or minute in the time picker. [CHAR LIMIT=NONE] -->
+    <string name="time_picker_input_error">Enter a valid time</string>
+    <!-- Label shown to the user in time picker to let them know that should type in time. [CHAR LIMIT=NONE] -->
+    <string name="time_picker_prompt_label">Type in time</string>
+    <!-- Accessibility string used for describing the button in time picker that changes the dialog to text input mode. [CHAR LIMIT=NONE] -->
+    <string name="time_picker_text_input_mode_description">Switch to text input mode for the time input.</string>
+    <!-- Accessibility string used for describing the button in time picker that changes the dialog to circular clock mode. [CHAR LIMIT=NONE] -->
+    <string name="time_picker_radial_mode_description">Switch to clock mode for the time input.</string>
+
 </resources>
diff --git a/core/res/res/values/styles_material.xml b/core/res/res/values/styles_material.xml
index 1e15348..8f061a3 100644
--- a/core/res/res/values/styles_material.xml
+++ b/core/res/res/values/styles_material.xml
@@ -426,6 +426,21 @@
         <item name="textColor">@color/primary_text_secondary_when_activated_material_inverse</item>
     </style>
 
+    <style name="TextAppearance.Material.TimePicker.InputHeader" parent="TextAppearance.Material">
+        <item name="textSize">@dimen/text_size_display_1_material</item>
+        <item name="textColor">@color/white</item>
+        <item name="fontFamily">sans-serif-medium</item>
+    </style>
+
+    <style name="TextAppearance.Material.TimePicker.InputField" parent="TextAppearance.Material">
+        <item name="textSize">@dimen/timepicker_edit_text_size</item>
+    </style>
+
+    <style name="TextAppearance.Material.TimePicker.PromptLabel" parent="TextAppearance.Material">
+        <item name="textSize">@dimen/timepicker_text_size_normal</item>
+        <item name="fontFamily">sans-serif-medium</item>
+    </style>
+
     <style name="TextAppearance.Material.DatePicker.YearLabel" parent="TextAppearance.Material">
         <item name="textColor">@color/primary_text_secondary_when_activated_material_inverse</item>
         <item name="textSize">@dimen/date_picker_year_label_size</item>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index b95c20b..a420055 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -2842,4 +2842,21 @@
   <!-- Accessibility fingerprint gestures -->
   <java-symbol type="string" name="capability_title_canCaptureFingerprintGestures" />
   <java-symbol type="string" name="capability_desc_canCaptureFingerprintGestures" />
+
+  <!-- Time picker -->
+  <java-symbol type="id" name="toggle_mode"/>
+  <java-symbol type="id" name="input_mode"/>
+  <java-symbol type="id" name="input_header"/>
+  <java-symbol type="id" name="input_separator"/>
+  <java-symbol type="id" name="input_hour"/>
+  <java-symbol type="id" name="input_minute"/>
+  <java-symbol type="id" name="am_pm_spinner"/>
+  <java-symbol type="id" name="label_hour"/>
+  <java-symbol type="id" name="label_minute"/>
+  <java-symbol type="id" name="label_error"/>
+  <java-symbol type="layout" name="time_picker_text_input_material"/>
+  <java-symbol type="drawable" name="btn_keyboard_key_material"/>
+  <java-symbol type="drawable" name="btn_event_material"/>
+  <java-symbol type="string" name="time_picker_text_input_mode_description"/>
+  <java-symbol type="string" name="time_picker_radial_mode_description"/>
 </resources>
diff --git a/core/tests/coretests/src/android/provider/SettingsTest.java b/core/tests/coretests/src/android/provider/SettingsTest.java
index d76980a..1ff2056 100644
--- a/core/tests/coretests/src/android/provider/SettingsTest.java
+++ b/core/tests/coretests/src/android/provider/SettingsTest.java
@@ -392,7 +392,6 @@
                  Settings.Secure.BACKUP_PROVISIONED,
                  Settings.Secure.BACKUP_TRANSPORT,
                  Settings.Secure.BLUETOOTH_HCI_LOG,
-                 Settings.Secure.BRIGHTNESS_USE_TWILIGHT,  // Candidate for backup?
                  Settings.Secure.CARRIER_APPS_HANDLED,
                  Settings.Secure.COMPLETED_CATEGORY_PREFIX,
                  Settings.Secure.CONNECTIVITY_RELEASE_PENDING_INTENT_DELAY_MS,
diff --git a/core/tests/coretests/src/android/transition/FadeTransitionTest.java b/core/tests/coretests/src/android/transition/FadeTransitionTest.java
index dc60423..7e7e815 100644
--- a/core/tests/coretests/src/android/transition/FadeTransitionTest.java
+++ b/core/tests/coretests/src/android/transition/FadeTransitionTest.java
@@ -21,7 +21,7 @@
 import android.test.ActivityInstrumentationTestCase2;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.transition.Transition.TransitionListener;
-import android.transition.Transition.TransitionListenerAdapter;
+import android.transition.TransitionListenerAdapter;
 import android.view.View;
 import android.view.ViewGroup;
 
diff --git a/core/tests/coretests/src/android/view/ViewAttachTest.java b/core/tests/coretests/src/android/view/ViewAttachTest.java
index a73f5a6..44fcd13 100644
--- a/core/tests/coretests/src/android/view/ViewAttachTest.java
+++ b/core/tests/coretests/src/android/view/ViewAttachTest.java
@@ -16,9 +16,17 @@
 
 package android.view;
 
+import android.content.Context;
 import android.content.pm.ActivityInfo;
+import android.graphics.PixelFormat;
 import android.os.SystemClock;
 import android.test.ActivityInstrumentationTestCase2;
+import android.test.UiThreadTest;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.WindowManager;
+
+import com.android.frameworks.coretests.R;
 
 public class ViewAttachTest extends
         ActivityInstrumentationTestCase2<ViewAttachTestActivity> {
@@ -51,4 +59,38 @@
             SystemClock.sleep(250);
         }
     }
+
+    /**
+     * Make sure that on any attached view, if the view is full-screen and hosted
+     * on a round device, the round scrollbars will be displayed even if the activity
+     * window is offset.
+     *
+     * @throws Throwable
+     */
+    @UiThreadTest
+    public void testRoundScrollbars() throws Throwable {
+        final ViewAttachTestActivity activity = getActivity();
+        final View rootView = activity.getWindow().getDecorView();
+        final WindowManager.LayoutParams params =
+            new WindowManager.LayoutParams(
+                rootView.getWidth(),
+                rootView.getHeight(),
+                50, /* xPosition */
+                0, /* yPosition */
+                WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY,
+                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN,
+                PixelFormat.TRANSLUCENT);
+
+        rootView.setLayoutParams(params);
+
+        View contentView = activity.findViewById(R.id.view_attach_view);
+        boolean shouldDrawRoundScrollbars = contentView.shouldDrawRoundScrollbar();
+
+        if (activity.getResources().getConfiguration().isScreenRound()) {
+            assertTrue(shouldDrawRoundScrollbars);
+        } else {
+            // Never draw round scrollbars on non-round devices.
+            assertFalse(shouldDrawRoundScrollbars);
+        }
+    }
 }
diff --git a/data/etc/privapp-permissions-platform.xml b/data/etc/privapp-permissions-platform.xml
index c5961ab..039ab1f 100644
--- a/data/etc/privapp-permissions-platform.xml
+++ b/data/etc/privapp-permissions-platform.xml
@@ -132,6 +132,7 @@
         <permission name="android.permission.ACCESS_IMS_CALL_SERVICE"/>
         <permission name="android.permission.BIND_CARRIER_MESSAGING_SERVICE"/>
         <permission name="android.permission.BIND_CARRIER_SERVICES"/>
+        <permission name="android.permission.BIND_IMS_SERVICE"/>
         <permission name="android.permission.BIND_VISUAL_VOICEMAIL_SERVICE"/>
         <permission name="android.permission.CALL_PRIVILEGED"/>
         <permission name="android.permission.CHANGE_COMPONENT_ENABLED_STATE"/>
@@ -339,4 +340,4 @@
         <permission name="android.permission.CONTROL_VPN"/>
     </privapp-permissions>
 
-</permissions>
\ No newline at end of file
+</permissions>
diff --git a/libs/hwui/Android.mk b/libs/hwui/Android.mk
index a799fdf..692199d 100644
--- a/libs/hwui/Android.mk
+++ b/libs/hwui/Android.mk
@@ -192,7 +192,7 @@
 ifneq (false,$(ANDROID_ENABLE_RENDERSCRIPT))
     hwui_cflags += -DANDROID_ENABLE_RENDERSCRIPT
     hwui_c_includes += \
-        $(call intermediates-dir-for,STATIC_LIBRARIES,libRS,TARGET,) \
+        $(call intermediates-dir-for,STATIC_LIBRARIES,TARGET,) \
         frameworks/rs/cpp \
         frameworks/rs
 endif
diff --git a/libs/hwui/hwui_static_deps.mk b/libs/hwui/hwui_static_deps.mk
index 37126a6..f69da48 100644
--- a/libs/hwui/hwui_static_deps.mk
+++ b/libs/hwui/hwui_static_deps.mk
@@ -29,5 +29,5 @@
     libandroidfw
 
 ifneq (false,$(ANDROID_ENABLE_RENDERSCRIPT))
-    LOCAL_SHARED_LIBRARIES += libRS libRScpp
+    LOCAL_SHARED_LIBRARIES += libRScpp
 endif
diff --git a/libs/hwui/pipeline/skia/ReorderBarrierDrawables.cpp b/libs/hwui/pipeline/skia/ReorderBarrierDrawables.cpp
index d05e7f6..2ead5c5 100644
--- a/libs/hwui/pipeline/skia/ReorderBarrierDrawables.cpp
+++ b/libs/hwui/pipeline/skia/ReorderBarrierDrawables.cpp
@@ -24,6 +24,7 @@
 #include <SkGaussianEdgeShader.h>
 #include <SkPathOps.h>
 #include <SkRRectsGaussianEdgeMaskFilter.h>
+#include <SkShadowUtils.h>
 
 namespace android {
 namespace uirenderer {
@@ -115,498 +116,6 @@
     }
 }
 
-/**
- * @param canvas             the destination for the shadow draws
- * @param shape              the shape casting the shadow
- * @param casterZValue       the Z value of the caster RRect
- * @param ambientAlpha       the maximum alpha value to use when drawing the ambient shadow
- * @param draw               the function used to draw 'shape'
- */
-template <typename Shape, typename F>
-static void DrawAmbientShadowGeneral(SkCanvas* canvas, const Shape& shape, float casterZValue,
-        float ambientAlpha, F&& draw) {
-    if (ambientAlpha <= 0) {
-        return;
-    }
-
-    const float kHeightFactor = 1.f/128.f;
-    const float kGeomFactor = 64;
-
-    float umbraAlpha = 1 / (1 + SkMaxScalar(casterZValue*kHeightFactor, 0));
-    float radius = casterZValue*kHeightFactor*kGeomFactor;
-
-    sk_sp<SkMaskFilter> mf = SkBlurMaskFilter::Make(kNormal_SkBlurStyle,
-            SkBlurMask::ConvertRadiusToSigma(radius), SkBlurMaskFilter::kNone_BlurFlag);
-    SkPaint paint;
-    paint.setAntiAlias(true);
-    paint.setMaskFilter(std::move(mf));
-    paint.setARGB(ambientAlpha*umbraAlpha, 0, 0, 0);
-
-    draw(shape, paint);
-}
-
-/**
- * @param canvas             the destination for the shadow draws
- * @param shape              the shape casting the shadow
- * @param casterZValue       the Z value of the caster RRect
- * @param lightPos           the position of the light casting the shadow
- * @param lightWidth
- * @param spotAlpha          the maximum alpha value to use when drawing the spot shadow
- * @param draw               the function used to draw 'shape'
- */
-template <typename Shape, typename F>
-static void DrawSpotShadowGeneral(SkCanvas* canvas, const Shape& shape, float casterZValue,
-        float spotAlpha, F&& draw) {
-    if (spotAlpha <= 0) {
-        return;
-    }
-
-    const Vector3 lightPos = SkiaPipeline::getLightCenter();
-    float zRatio = casterZValue / (lightPos.z - casterZValue);
-    // clamp
-    if (zRatio < 0.0f) {
-        zRatio = 0.0f;
-    } else if (zRatio > 0.95f) {
-        zRatio = 0.95f;
-    }
-
-    float blurRadius = SkiaPipeline::getLightRadius()*zRatio;
-
-    SkAutoCanvasRestore acr(canvas, true);
-
-    sk_sp<SkMaskFilter> mf = SkBlurMaskFilter::Make(kNormal_SkBlurStyle,
-            SkBlurMask::ConvertRadiusToSigma(blurRadius), SkBlurMaskFilter::kNone_BlurFlag);
-
-    SkPaint paint;
-    paint.setAntiAlias(true);
-    paint.setMaskFilter(std::move(mf));
-    paint.setARGB(spotAlpha, 0, 0, 0);
-
-    // approximate projection by translating and scaling projected offset of bounds center
-    // TODO: compute the actual 2D projection
-    SkScalar scale = lightPos.z / (lightPos.z - casterZValue);
-    canvas->scale(scale, scale);
-    SkPoint center = SkPoint::Make(shape.getBounds().centerX(), shape.getBounds().centerY());
-    SkMatrix ctmInverse;
-    if (!canvas->getTotalMatrix().invert(&ctmInverse)) {
-        ALOGW("Matrix is degenerate. Will not render shadow!");
-        return;
-    }
-    SkPoint lightPos2D = SkPoint::Make(lightPos.x, lightPos.y);
-    ctmInverse.mapPoints(&lightPos2D, 1);
-    canvas->translate(zRatio*(center.fX - lightPos2D.fX), zRatio*(center.fY - lightPos2D.fY));
-
-    draw(shape, paint);
-}
-
-#define MAX_BLUR_RADIUS 16383.75f
-#define MAX_PAD         64
-
-/**
- * @param casterRect         the rectangle bounds of the RRect casting the shadow
- * @param casterCornerRadius the x&y radius for all the corners of the RRect casting the shadow
- * @param ambientAlpha       the maximum alpha value to use when drawing the ambient shadow
- * @param spotAlpha          the maximum alpha value to use when drawing the spot shadow
- * @param casterAlpha        the alpha value of the RRect casting the shadow (0.0-1.0 range)
- * @param casterZValue       the Z value of the caster RRect
- * @param scaleFactor        the scale needed to map from src-space to device-space
- * @param canvas             the destination for the shadow draws
- */
-static void DrawRRectShadows(const SkRect& casterRect, SkScalar casterCornerRadius,
-        SkScalar ambientAlpha, SkScalar spotAlpha, SkScalar casterAlpha, SkScalar casterZValue,
-        SkScalar scaleFactor, SkCanvas* canvas) {
-    SkASSERT(casterCornerRadius >= 0.0f);
-
-    // For all of these, we need to ensure we have a rrect with radius >= 0.5f in device space
-    const SkScalar minRadius = 0.5f / scaleFactor;
-
-    const bool isOval = casterCornerRadius >= std::max(SkScalarHalf(casterRect.width()),
-            SkScalarHalf(casterRect.height()));
-    const bool isRect = casterCornerRadius <= minRadius;
-
-    sk_sp<SkShader> edgeShader(SkGaussianEdgeShader::Make());
-
-    if (ambientAlpha > 0.0f) {
-        static const float kHeightFactor = 1.0f / 128.0f;
-        static const float kGeomFactor = 64.0f;
-
-        SkScalar srcSpaceAmbientRadius = casterZValue * kHeightFactor * kGeomFactor;
-        // the device-space radius sent to the blur shader must fit in 14.2 fixed point
-        if (srcSpaceAmbientRadius*scaleFactor > MAX_BLUR_RADIUS) {
-            srcSpaceAmbientRadius = MAX_BLUR_RADIUS/scaleFactor;
-        }
-        const float umbraAlpha = 1.0f / (1.0f + std::max(casterZValue * kHeightFactor, 0.0f));
-        const SkScalar ambientOffset = srcSpaceAmbientRadius * umbraAlpha;
-
-        // For the ambient rrect, we inset the offset rect by half the srcSpaceAmbientRadius
-        // to get our stroke shape.
-        SkScalar ambientPathOutset = std::max(ambientOffset - srcSpaceAmbientRadius * 0.5f,
-                minRadius);
-
-        SkRRect ambientRRect;
-        const SkRect temp = casterRect.makeOutset(ambientPathOutset, ambientPathOutset);
-        if (isOval) {
-            ambientRRect = SkRRect::MakeOval(temp);
-        } else if (isRect) {
-            ambientRRect = SkRRect::MakeRectXY(temp, ambientPathOutset, ambientPathOutset);
-        } else {
-            ambientRRect = SkRRect::MakeRectXY(temp, casterCornerRadius + ambientPathOutset,
-                    casterCornerRadius + ambientPathOutset);
-        }
-
-        SkPaint paint;
-        paint.setAntiAlias(true);
-        paint.setStyle(SkPaint::kStroke_Style);
-        // we outset the stroke a little to cover up AA on the interior edge
-        float pad = 0.5f;
-        paint.setStrokeWidth(srcSpaceAmbientRadius + 2.0f * pad);
-        // handle scale of radius and pad due to CTM
-        pad *= scaleFactor;
-        const SkScalar devSpaceAmbientRadius = srcSpaceAmbientRadius * scaleFactor;
-        SkASSERT(devSpaceAmbientRadius <= MAX_BLUR_RADIUS);
-        SkASSERT(pad < MAX_PAD);
-        // convert devSpaceAmbientRadius to 14.2 fixed point and place in the R & G components
-        // convert pad to 6.2 fixed point and place in the B component
-        uint16_t iDevSpaceAmbientRadius = (uint16_t)(4.0f * devSpaceAmbientRadius);
-        paint.setColor(SkColorSetARGB((unsigned char) ambientAlpha, iDevSpaceAmbientRadius >> 8,
-                iDevSpaceAmbientRadius & 0xff, (unsigned char)(4.0f * pad)));
-
-        paint.setShader(edgeShader);
-        canvas->drawRRect(ambientRRect, paint);
-    }
-
-    if (spotAlpha > 0.0f) {
-        const Vector3 lightPos = SkiaPipeline::getLightCenter();
-        float zRatio = casterZValue / (lightPos.z - casterZValue);
-        // clamp
-        if (zRatio < 0.0f) {
-            zRatio = 0.0f;
-        } else if (zRatio > 0.95f) {
-            zRatio = 0.95f;
-        }
-
-        const SkScalar lightWidth = SkiaPipeline::getLightRadius();
-        SkScalar srcSpaceSpotRadius = 2.0f * lightWidth * zRatio;
-        // the device-space radius sent to the blur shader must fit in 14.2 fixed point
-        if (srcSpaceSpotRadius*scaleFactor > MAX_BLUR_RADIUS) {
-            srcSpaceSpotRadius = MAX_BLUR_RADIUS/scaleFactor;
-        }
-
-        SkRRect spotRRect;
-        if (isOval) {
-            spotRRect = SkRRect::MakeOval(casterRect);
-        } else if (isRect) {
-            spotRRect = SkRRect::MakeRectXY(casterRect, minRadius, minRadius);
-        } else {
-            spotRRect = SkRRect::MakeRectXY(casterRect, casterCornerRadius, casterCornerRadius);
-        }
-
-        SkRRect spotShadowRRect;
-        // Compute the scale and translation for the spot shadow.
-        const SkScalar scale = lightPos.z / (lightPos.z - casterZValue);
-        spotRRect.transform(SkMatrix::MakeScale(scale, scale), &spotShadowRRect);
-
-        SkPoint center = SkPoint::Make(spotShadowRRect.rect().centerX(),
-                                       spotShadowRRect.rect().centerY());
-        SkMatrix ctmInverse;
-        if (!canvas->getTotalMatrix().invert(&ctmInverse)) {
-            ALOGW("Matrix is degenerate. Will not render spot shadow!");
-            return;
-        }
-        SkPoint lightPos2D = SkPoint::Make(lightPos.x, lightPos.y);
-        ctmInverse.mapPoints(&lightPos2D, 1);
-        const SkPoint spotOffset = SkPoint::Make(zRatio*(center.fX - lightPos2D.fX),
-                zRatio*(center.fY - lightPos2D.fY));
-
-        SkAutoCanvasRestore acr(canvas, true);
-
-        // We want to extend the stroked area in so that it meets up with the caster
-        // geometry. The stroked geometry will, by definition already be inset half the
-        // stroke width but we also have to account for the scaling.
-        // We also add 1/2 to cover up AA on the interior edge.
-        SkScalar scaleOffset = (scale - 1.0f) * SkTMax(SkTMax(SkTAbs(casterRect.fLeft),
-                SkTAbs(casterRect.fRight)), SkTMax(SkTAbs(casterRect.fTop),
-                SkTAbs(casterRect.fBottom)));
-        SkScalar insetAmount = spotOffset.length() - (0.5f * srcSpaceSpotRadius) +
-                scaleOffset + 0.5f;
-
-        // Compute area
-        SkScalar strokeWidth = srcSpaceSpotRadius + insetAmount;
-        SkScalar strokedArea = 2.0f*strokeWidth * (spotShadowRRect.width()
-                + spotShadowRRect.height());
-        SkScalar filledArea = (spotShadowRRect.height() + srcSpaceSpotRadius)
-                * (spotShadowRRect.width() + srcSpaceSpotRadius);
-
-        SkPaint paint;
-        paint.setAntiAlias(true);
-
-        // If the area of the stroked geometry is larger than the fill geometry, just fill it.
-        if (strokedArea > filledArea || casterAlpha < 1.0f || insetAmount < 0.0f) {
-            paint.setStyle(SkPaint::kStrokeAndFill_Style);
-            paint.setStrokeWidth(srcSpaceSpotRadius);
-        } else {
-            // Since we can't have unequal strokes, inset the shadow rect so the inner
-            // and outer edges of the stroke will land where we want.
-            SkRect insetRect = spotShadowRRect.rect().makeInset(insetAmount/2.0f, insetAmount/2.0f);
-            SkScalar insetRad = SkTMax(spotShadowRRect.getSimpleRadii().fX - insetAmount/2.0f,
-                    minRadius);
-            spotShadowRRect = SkRRect::MakeRectXY(insetRect, insetRad, insetRad);
-            paint.setStyle(SkPaint::kStroke_Style);
-            paint.setStrokeWidth(strokeWidth);
-        }
-
-        // handle scale of radius and pad due to CTM
-        const SkScalar devSpaceSpotRadius = srcSpaceSpotRadius * scaleFactor;
-        SkASSERT(devSpaceSpotRadius <= MAX_BLUR_RADIUS);
-
-        const SkScalar devSpaceSpotPad = 0;
-        SkASSERT(devSpaceSpotPad < MAX_PAD);
-
-        // convert devSpaceSpotRadius to 14.2 fixed point and place in the R & G
-        // components convert devSpaceSpotPad to 6.2 fixed point and place in the B component
-        uint16_t iDevSpaceSpotRadius = (uint16_t)(4.0f * devSpaceSpotRadius);
-        paint.setColor(SkColorSetARGB((unsigned char) spotAlpha, iDevSpaceSpotRadius >> 8,
-                iDevSpaceSpotRadius & 0xff, (unsigned char)(4.0f * devSpaceSpotPad)));
-        paint.setShader(edgeShader);
-
-        canvas->translate(spotOffset.fX, spotOffset.fY);
-        canvas->drawRRect(spotShadowRRect, paint);
-    }
-}
-
-/**
- * @param casterRect         the rectangle bounds of the RRect casting the shadow
- * @param casterCornerRadius the x&y radius for all the corners of the RRect casting the shadow
- * @param ambientAlpha       the maximum alpha value to use when drawing the ambient shadow
- * @param spotAlpha          the maximum alpha value to use when drawing the spot shadow
- * @param casterZValue       the Z value of the caster RRect
- * @param scaleFactor        the scale needed to map from src-space to device-space
- * @param clipRR             the oval or rect with which the drawn roundrect must be intersected
- * @param canvas             the destination for the shadow draws
- */
-static void DrawRRectShadowsWithClip(const SkRect& casterRect, SkScalar casterCornerRadius,
-        SkScalar ambientAlpha, SkScalar spotAlpha, SkScalar casterZValue, SkScalar scaleFactor,
-        const SkRRect& clipRR, SkCanvas* canvas) {
-    SkASSERT(casterCornerRadius >= 0.0f);
-
-    const bool isOval = casterCornerRadius >= std::max(SkScalarHalf(casterRect.width()),
-            SkScalarHalf(casterRect.height()));
-
-    if (ambientAlpha > 0.0f) {
-        static const float kHeightFactor = 1.0f / 128.0f;
-        static const float kGeomFactor = 64.0f;
-
-        const SkScalar srcSpaceAmbientRadius = casterZValue * kHeightFactor * kGeomFactor;
-        const SkScalar devSpaceAmbientRadius = srcSpaceAmbientRadius * scaleFactor;
-
-        const float umbraAlpha = 1.0f / (1.0f + std::max(casterZValue * kHeightFactor, 0.0f));
-        const SkScalar ambientOffset = srcSpaceAmbientRadius * umbraAlpha;
-
-        const SkRect srcSpaceAmbientRect = casterRect.makeOutset(ambientOffset, ambientOffset);
-        SkRect devSpaceAmbientRect;
-        canvas->getTotalMatrix().mapRect(&devSpaceAmbientRect, srcSpaceAmbientRect);
-
-        SkRRect devSpaceAmbientRRect;
-        if (isOval) {
-            devSpaceAmbientRRect = SkRRect::MakeOval(devSpaceAmbientRect);
-        } else {
-            const SkScalar devSpaceCornerRadius = scaleFactor * (casterCornerRadius + ambientOffset);
-            devSpaceAmbientRRect = SkRRect::MakeRectXY(devSpaceAmbientRect, devSpaceCornerRadius,
-                    devSpaceCornerRadius);
-        }
-
-        const SkRect srcSpaceAmbClipRect = clipRR.rect().makeOutset(ambientOffset, ambientOffset);
-        SkRect devSpaceAmbClipRect;
-        canvas->getTotalMatrix().mapRect(&devSpaceAmbClipRect, srcSpaceAmbClipRect);
-        SkRRect devSpaceAmbientClipRR;
-        if (clipRR.isOval()) {
-            devSpaceAmbientClipRR = SkRRect::MakeOval(devSpaceAmbClipRect);
-        } else {
-            SkASSERT(clipRR.isRect());
-            devSpaceAmbientClipRR = SkRRect::MakeRect(devSpaceAmbClipRect);
-        }
-
-        SkRect cover = srcSpaceAmbClipRect;
-        if (!cover.intersect(srcSpaceAmbientRect)) {
-            return;
-        }
-
-        SkPaint paint;
-        paint.setColor(SkColorSetARGB((unsigned char) ambientAlpha, 0, 0, 0));
-        paint.setMaskFilter(SkRRectsGaussianEdgeMaskFilter::Make(devSpaceAmbientRRect,
-            devSpaceAmbientClipRR, devSpaceAmbientRadius));
-        canvas->drawRect(cover, paint);
-    }
-
-    if (spotAlpha > 0.0f) {
-        const Vector3 lightPos = SkiaPipeline::getLightCenter();
-        float zRatio = casterZValue / (lightPos.z - casterZValue);
-        // clamp
-        if (zRatio < 0.0f) {
-            zRatio = 0.0f;
-        } else if (zRatio > 0.95f) {
-            zRatio = 0.95f;
-        }
-
-        const SkScalar lightWidth = SkiaPipeline::getLightRadius();
-        const SkScalar srcSpaceSpotRadius = 2.0f * lightWidth * zRatio;
-        const SkScalar devSpaceSpotRadius = srcSpaceSpotRadius * scaleFactor;
-
-        // Compute the scale and translation for the spot shadow.
-        const SkScalar scale = lightPos.z / (lightPos.z - casterZValue);
-        const SkMatrix spotMatrix = SkMatrix::MakeScale(scale, scale);
-
-        SkRect srcSpaceScaledRect = casterRect;
-        spotMatrix.mapRect(&srcSpaceScaledRect);
-        srcSpaceScaledRect.outset(SkScalarHalf(srcSpaceSpotRadius),
-                SkScalarHalf(srcSpaceSpotRadius));
-
-        SkRRect srcSpaceSpotRRect;
-        if (isOval) {
-            srcSpaceSpotRRect = SkRRect::MakeOval(srcSpaceScaledRect);
-        } else {
-            srcSpaceSpotRRect = SkRRect::MakeRectXY(srcSpaceScaledRect, casterCornerRadius * scale,
-                    casterCornerRadius * scale);
-        }
-
-        SkPoint center = SkPoint::Make(srcSpaceSpotRRect.rect().centerX(),
-                srcSpaceSpotRRect.rect().centerY());
-        SkMatrix ctmInverse;
-        if (!canvas->getTotalMatrix().invert(&ctmInverse)) {
-            ALOGW("Matrix is degenerate. Will not render spot shadow!");
-            return;
-        }
-        SkPoint lightPos2D = SkPoint::Make(lightPos.x, lightPos.y);
-        ctmInverse.mapPoints(&lightPos2D, 1);
-        const SkPoint spotOffset = SkPoint::Make(zRatio*(center.fX - lightPos2D.fX),
-                zRatio*(center.fY - lightPos2D.fY));
-
-        SkAutoCanvasRestore acr(canvas, true);
-        canvas->translate(spotOffset.fX, spotOffset.fY);
-
-        SkRect devSpaceScaledRect;
-        canvas->getTotalMatrix().mapRect(&devSpaceScaledRect, srcSpaceScaledRect);
-
-        SkRRect devSpaceSpotRRect;
-        if (isOval) {
-            devSpaceSpotRRect = SkRRect::MakeOval(devSpaceScaledRect);
-        } else {
-            const SkScalar devSpaceScaledCornerRadius = casterCornerRadius * scale * scaleFactor;
-            devSpaceSpotRRect = SkRRect::MakeRectXY(devSpaceScaledRect, devSpaceScaledCornerRadius,
-                    devSpaceScaledCornerRadius);
-        }
-
-        SkPaint paint;
-        paint.setColor(SkColorSetARGB((unsigned char) spotAlpha, 0, 0, 0));
-
-        SkRect srcSpaceScaledClipRect = clipRR.rect();
-        spotMatrix.mapRect(&srcSpaceScaledClipRect);
-        srcSpaceScaledClipRect.outset(SkScalarHalf(srcSpaceSpotRadius),
-                SkScalarHalf(srcSpaceSpotRadius));
-
-        SkRect devSpaceScaledClipRect;
-        canvas->getTotalMatrix().mapRect(&devSpaceScaledClipRect, srcSpaceScaledClipRect);
-        SkRRect devSpaceSpotClipRR;
-        if (clipRR.isOval()) {
-            devSpaceSpotClipRR = SkRRect::MakeOval(devSpaceScaledClipRect);
-        } else {
-            SkASSERT(clipRR.isRect());
-            devSpaceSpotClipRR = SkRRect::MakeRect(devSpaceScaledClipRect);
-        }
-
-        paint.setMaskFilter(SkRRectsGaussianEdgeMaskFilter::Make(devSpaceSpotRRect,
-            devSpaceSpotClipRR, devSpaceSpotRadius));
-
-        SkRect cover = srcSpaceScaledClipRect;
-        if (!cover.intersect(srcSpaceSpotRRect.rect())) {
-            return;
-        }
-
-        canvas->drawRect(cover, paint);
-    }
-}
-
-/**
- * @param casterRect         the rectangle bounds of the RRect casting the shadow
- * @param casterCornerRadius the x&y radius for all the corners of the RRect casting the shadow
- * @param casterClipRect     a rectangular clip that must be intersected with the
- *                           shadow-casting RRect prior to casting the shadow
- * @param revealClip         a circular clip that must be interested with the castClipRect
- *                           and the shadow-casting rect prior to casting the shadow
- * @param ambientAlpha       the maximum alpha value to use when drawing the ambient shadow
- * @param spotAlpha          the maximum alpha value to use when drawing the spot shadow
- * @param casterAlpha        the alpha value of the RRect casting the shadow (0.0-1.0 range)
- * @param casterZValue       the Z value of the caster RRect
- * @param canvas             the destination for the shadow draws
- *
- * We have special cases for 4 round rect shadow draws:
- *    1) a RRect clipped by a reveal animation
- *    2) a RRect clipped by a rectangle
- *    3) an unclipped RRect with non-uniform scale
- *    4) an unclipped RRect with uniform scale
- * 1,2 and 4 require that the scale is uniform.
- * 1 and 2 require that rects stay rects.
- */
-static bool DrawShadowsAsRRects(const SkRect& casterRect, SkScalar casterCornerRadius,
-        const SkRect& casterClipRect, const RevealClip& revealClip, SkScalar ambientAlpha,
-        SkScalar spotAlpha, SkScalar casterAlpha, SkScalar casterZValue, SkCanvas* canvas) {
-    SkScalar scaleFactors[2];
-    if (!canvas->getTotalMatrix().getMinMaxScales(scaleFactors)) {
-        ALOGW("Matrix is degenerate. Will not render shadow!");
-        return false;
-    }
-
-    // The casterClipRect will be empty when bounds clipping is disabled
-    bool casterIsClippedByRect = !casterClipRect.isEmpty();
-    bool uniformScale = scaleFactors[0] == scaleFactors[1];
-
-    if (revealClip.willClip()) {
-        if (casterIsClippedByRect || !uniformScale || !canvas->getTotalMatrix().rectStaysRect()) {
-            return false;  // Fall back to the slow path since PathOps are required
-        }
-
-        const float revealRadius = revealClip.getRadius();
-        SkRect revealClipRect = SkRect::MakeLTRB(revealClip.getX()-revealRadius,
-                revealClip.getY()-revealRadius, revealClip.getX()+revealRadius,
-                revealClip.getY()+revealRadius);
-        SkRRect revealClipRR = SkRRect::MakeOval(revealClipRect);
-
-        DrawRRectShadowsWithClip(casterRect, casterCornerRadius, ambientAlpha, spotAlpha,
-                casterZValue, scaleFactors[0], revealClipRR, canvas);
-        return true;
-    }
-
-    if (casterIsClippedByRect) {
-        if (!uniformScale || !canvas->getTotalMatrix().rectStaysRect()) {
-            return false;  // Fall back to the slow path since PathOps are required
-        }
-
-        SkRRect casterClipRR = SkRRect::MakeRect(casterClipRect);
-
-        DrawRRectShadowsWithClip(casterRect, casterCornerRadius, ambientAlpha, spotAlpha,
-                casterZValue, scaleFactors[0], casterClipRR, canvas);
-        return true;
-    }
-
-    // The fast path needs uniform scale
-    if (!uniformScale) {
-        SkRRect casterRR = SkRRect::MakeRectXY(casterRect, casterCornerRadius, casterCornerRadius);
-        DrawAmbientShadowGeneral(canvas, casterRR, casterZValue, ambientAlpha,
-                [&](const SkRRect& rrect, const SkPaint& paint) {
-                    canvas->drawRRect(rrect, paint);
-                });
-        DrawSpotShadowGeneral(canvas, casterRR, casterZValue, spotAlpha,
-                [&](const SkRRect& rrect, const SkPaint& paint) {
-                canvas->drawRRect(rrect, paint);
-                });
-        return true;
-    }
-
-    DrawRRectShadows(casterRect, casterCornerRadius, ambientAlpha, spotAlpha, casterAlpha,
-            casterZValue, scaleFactors[0], canvas);
-    return true;
-}
-
 // copied from FrameBuilder::deferShadow
 void EndReorderBarrierDrawable::drawShadow(SkCanvas* canvas, RenderNodeDrawable* caster) {
     const RenderProperties& casterProperties = caster->getNodeProperties();
@@ -626,8 +135,8 @@
         return;
     }
 
-    float ambientAlpha = SkiaPipeline::getAmbientShadowAlpha()*casterAlpha;
-    float spotAlpha = SkiaPipeline::getSpotShadowAlpha()*casterAlpha;
+    float ambientAlpha = (SkiaPipeline::getAmbientShadowAlpha()/255.f)*casterAlpha;
+    float spotAlpha = (SkiaPipeline::getSpotShadowAlpha()/255.f)*casterAlpha;
     const float casterZValue = casterProperties.getZ();
 
     const RevealClip& revealClip = casterProperties.getRevealClip();
@@ -659,19 +168,7 @@
     hwuiMatrix.copyTo(shadowMatrix);
     canvas->concat(shadowMatrix);
 
-    const Outline& casterOutline = casterProperties.getOutline();
-    Rect possibleRect;
-    float radius;
-    if (casterOutline.getAsRoundRect(&possibleRect, &radius)) {
-        if (DrawShadowsAsRRects(possibleRect.toSkRect(), radius, casterClipRect, revealClip,
-                ambientAlpha, spotAlpha, casterAlpha, casterZValue, canvas)) {
-            return;
-        }
-    }
-
-    // Hard cases and calls to general shadow code
     const SkPath* casterOutlinePath = casterProperties.getOutline().getPath();
-
     // holds temporary SkPath to store the result of intersections
     SkPath tmpPath;
     const SkPath* casterPath = casterOutlinePath;
@@ -691,16 +188,11 @@
         Op(*casterPath, clipBoundsPath, kIntersect_SkPathOp, &tmpPath);
         casterPath = &tmpPath;
     }
-
-    DrawAmbientShadowGeneral(canvas, *casterPath, casterZValue, ambientAlpha,
-            [&](const SkPath& path, const SkPaint& paint) {
-                canvas->drawPath(path, paint);
-            });
-
-    DrawSpotShadowGeneral(canvas, *casterPath, casterZValue, spotAlpha,
-            [&](const SkPath& path, const SkPaint& paint) {
-                canvas->drawPath(path, paint);
-            });
+    const Vector3 lightPos = SkiaPipeline::getLightCenter();
+    SkPoint3 skiaLightPos = SkPoint3::Make(lightPos.x, lightPos.y, lightPos.z);
+    SkShadowUtils::DrawShadow(canvas, *casterPath, casterZValue, skiaLightPos,
+            SkiaPipeline::getLightRadius(), ambientAlpha, spotAlpha, SK_ColorBLACK,
+            casterAlpha < 1.0f ? SkShadowFlags::kTransparentOccluder_ShadowFlag : 0);
 }
 
 }; // namespace skiapipeline
diff --git a/libs/hwui/renderstate/RenderState.cpp b/libs/hwui/renderstate/RenderState.cpp
index 0d567f7..7dfc2ee 100644
--- a/libs/hwui/renderstate/RenderState.cpp
+++ b/libs/hwui/renderstate/RenderState.cpp
@@ -80,6 +80,7 @@
     delete mStencil;
     mStencil = nullptr;
 
+    destroyLayersInUpdater();
     GpuMemoryTracker::onGpuContextDestroyed();
 }
 
diff --git a/libs/hwui/renderstate/RenderState.h b/libs/hwui/renderstate/RenderState.h
index a44fa9d..f78bf7a 100644
--- a/libs/hwui/renderstate/RenderState.h
+++ b/libs/hwui/renderstate/RenderState.h
@@ -99,8 +99,6 @@
         mActiveLayerUpdaters.erase(layerUpdater);
     }
 
-    void destroyLayersInUpdater();
-
     // TODO: This system is a little clunky feeling, this could use some
     // more thinking...
     void postDecStrong(VirtualLightRefBase* object);
@@ -121,6 +119,7 @@
 private:
     void interruptForFunctorInvoke();
     void resumeFromFunctorInvoke();
+    void destroyLayersInUpdater();
 
     explicit RenderState(renderthread::RenderThread& thread);
     ~RenderState();
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index 5a7de1d..a53e5e0 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -570,7 +570,6 @@
         }
         mRenderPipeline->onDestroyHardwareResources();
     }
-    mRenderThread.renderState().destroyLayersInUpdater();
 }
 
 void CanvasContext::trimMemory(RenderThread& thread, int level) {
diff --git a/libs/hwui/renderthread/VulkanManager.cpp b/libs/hwui/renderthread/VulkanManager.cpp
index 454ce4d..c2c2f22 100644
--- a/libs/hwui/renderthread/VulkanManager.cpp
+++ b/libs/hwui/renderthread/VulkanManager.cpp
@@ -603,6 +603,11 @@
 }
 
 void VulkanManager::swapBuffers(VulkanSurface* surface) {
+    if (CC_UNLIKELY(Properties::waitForGpuCompletion)) {
+        ATRACE_NAME("Finishing GPU work");
+        mDeviceWaitIdle(mBackendContext->fDevice);
+    }
+
     VulkanSurface::BackbufferInfo* backbuffer = surface->mBackbuffers +
             surface->mCurrentBackbufferIndex;
     GrVkImageInfo* imageInfo;
diff --git a/media/java/android/media/AudioAttributes.java b/media/java/android/media/AudioAttributes.java
index 391a905..ce58a9c 100644
--- a/media/java/android/media/AudioAttributes.java
+++ b/media/java/android/media/AudioAttributes.java
@@ -913,13 +913,13 @@
         }
     }
     /**
-     * @hide
-     * CANDIDATE FOR PUBLIC (or at least SYSTEM) API
      * Returns the stream type matching the given attributes for volume control.
      * Use this method to derive the stream type needed to configure the volume
-     * control slider in an {@link Activity} with {@link Activity#setVolumeControlStream(int)}.
+     * control slider in an {@link android.app.Activity} with
+     * {@link android.app.Activity#setVolumeControlStream(int)}.
      * <BR>Do not use this method to set the stream type on an audio player object
-     * (e.g. {@link AudioTrack}, {@link MediaPlayer}), use <code>AudioAttributes</code> instead.
+     * (e.g. {@link AudioTrack}, {@link MediaPlayer}) as this is deprecated,
+     * use <code>AudioAttributes</code> instead.
      * @param aa non-null AudioAttributes.
      * @return a valid stream type for <code>Activity</code> or stream volume control that matches
      *     the attributes, or {@link AudioManager#USE_DEFAULT_STREAM_TYPE} if there isn't a direct
diff --git a/media/java/android/media/session/ISessionCallback.aidl b/media/java/android/media/session/ISessionCallback.aidl
index 2f6e260..a146c62 100644
--- a/media/java/android/media/session/ISessionCallback.aidl
+++ b/media/java/android/media/session/ISessionCallback.aidl
@@ -16,6 +16,7 @@
 package android.media.session;
 
 import android.content.Intent;
+import android.media.MediaDescription;
 import android.media.Rating;
 import android.net.Uri;
 import android.os.Bundle;
@@ -49,6 +50,10 @@
     void onRepeatMode(int repeatMode);
     void onShuffleMode(boolean enabled);
     void onCustomAction(String action, in Bundle args);
+    void onAddQueueItem(in MediaDescription description);
+    void onAddQueueItemAt(in MediaDescription description, int index);
+    void onRemoveQueueItem(in MediaDescription description);
+    void onRemoveQueueItemAt(int index);
 
     // These callbacks are for volume handling
     void onAdjustVolume(int direction);
diff --git a/media/java/android/media/session/ISessionController.aidl b/media/java/android/media/session/ISessionController.aidl
index e92758c..7b5233a 100644
--- a/media/java/android/media/session/ISessionController.aidl
+++ b/media/java/android/media/session/ISessionController.aidl
@@ -18,6 +18,7 @@
 import android.app.PendingIntent;
 import android.content.Intent;
 import android.content.pm.ParceledListSlice;
+import android.media.MediaDescription;
 import android.media.MediaMetadata;
 import android.media.Rating;
 import android.media.session.ISessionControllerCallback;
@@ -51,6 +52,11 @@
     MediaMetadata getMetadata();
     PlaybackState getPlaybackState();
     ParceledListSlice getQueue();
+    void addQueueItem(in MediaDescription description);
+    void addQueueItemAt(in MediaDescription description, int index);
+    void removeQueueItem(in MediaDescription description);
+    void removeQueueItemAt(int index);
+
     CharSequence getQueueTitle();
     Bundle getExtras();
     int getRatingType();
diff --git a/media/java/android/media/session/MediaController.java b/media/java/android/media/session/MediaController.java
index 8cbf8e1..bab2af2 100644
--- a/media/java/android/media/session/MediaController.java
+++ b/media/java/android/media/session/MediaController.java
@@ -23,6 +23,7 @@
 import android.content.pm.ParceledListSlice;
 import android.media.AudioAttributes;
 import android.media.AudioManager;
+import android.media.MediaDescription;
 import android.media.MediaMetadata;
 import android.media.Rating;
 import android.media.VolumeProvider;
@@ -38,6 +39,7 @@
 import android.view.KeyEvent;
 
 import java.lang.ref.WeakReference;
+import java.lang.UnsupportedOperationException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -111,8 +113,7 @@
     }
 
     /**
-     * Get a {@link TransportControls} instance to send transport actions to
-     * the associated session.
+     * Get a {@link TransportControls} instance to send transport actions to this session.
      *
      * @return A transport controls instance.
      */
@@ -151,7 +152,7 @@
         try {
             return mSessionBinder.getPlaybackState();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getPlaybackState.", e);
+            Log.wtf(TAG, "Error calling getPlaybackState", e);
             return null;
         }
     }
@@ -165,7 +166,7 @@
         try {
             return mSessionBinder.getMetadata();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getMetadata.", e);
+            Log.wtf(TAG, "Error calling getMetadata", e);
             return null;
         }
     }
@@ -183,12 +184,103 @@
                 return queue.getList();
             }
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getQueue.", e);
+            Log.wtf(TAG, "Error calling getQueue", e);
         }
         return null;
     }
 
     /**
+     * Add a queue item from the given {@code description} at the end of the play queue
+     * of this session. Not all sessions may support this.
+     *
+     * @param description The {@link MediaDescription} for creating the
+     *                    {@link MediaSession.QueueItem} to be inserted.
+     * @throws UnsupportedOperationException If this session doesn't support this.
+     * @see MediaSession#FLAG_HANDLES_QUEUE_COMMANDS
+     */
+    public void addQueueItem(MediaDescription description) {
+        try {
+            long flags = mSessionBinder.getFlags();
+            if ((flags & MediaSession.FLAG_HANDLES_QUEUE_COMMANDS) == 0) {
+                throw new UnsupportedOperationException(
+                        "This session doesn't support queue management operations");
+            }
+            mSessionBinder.addQueueItem(description);
+        } catch (RemoteException e) {
+            Log.wtf(TAG, "Error calling addQueueItem", e);
+        }
+    }
+
+    /**
+     * Add a queue item from the given {@code description} at the specified position
+     * in the play queue of this session. Shifts the queue item currently at that position
+     * (if any) and any subsequent queue items to the right (adds one to their indices).
+     * Not all sessions may support this.
+     *
+     * @param description The {@link MediaDescription} for creating the
+     *                    {@link MediaSession.QueueItem} to be inserted.
+     * @param index The index at which the created {@link MediaSession.QueueItem} is to be inserted.
+     * @throws UnsupportedOperationException If this session doesn't support this.
+     * @see MediaSession#FLAG_HANDLES_QUEUE_COMMANDS
+     */
+    public void addQueueItem(MediaDescription description, int index) {
+        try {
+            long flags = mSessionBinder.getFlags();
+            if ((flags & MediaSession.FLAG_HANDLES_QUEUE_COMMANDS) == 0) {
+                throw new UnsupportedOperationException(
+                        "This session doesn't support queue management operations");
+            }
+            mSessionBinder.addQueueItemAt(description, index);
+        } catch (RemoteException e) {
+            Log.wtf(TAG, "Error calling addQueueItemAt", e);
+        }
+    }
+
+    /**
+     * Remove the first occurrence of the specified {@link MediaSession.QueueItem}
+     * with the given {@link MediaDescription description} in the play queue of the associated
+     * session. Not all sessions may support this.
+     *
+     * @param description The {@link MediaDescription} for denoting the
+     *                    {@link MediaSession.QueueItem} to be removed.
+     * @throws UnsupportedOperationException If this session doesn't support this.
+     * @see MediaSession#FLAG_HANDLES_QUEUE_COMMANDS
+     */
+    public void removeQueueItem(MediaDescription description) {
+        try {
+            long flags = mSessionBinder.getFlags();
+            if ((flags & MediaSession.FLAG_HANDLES_QUEUE_COMMANDS) == 0) {
+                throw new UnsupportedOperationException(
+                        "This session doesn't support queue management operations");
+            }
+            mSessionBinder.removeQueueItem(description);
+        } catch (RemoteException e) {
+            Log.wtf(TAG, "Error calling removeQueueItem", e);
+        }
+    }
+
+    /**
+     * Remove an queue item at the specified position in the play queue
+     * of this session. Not all sessions may support this.
+     *
+     * @param index The index of the element to be removed.
+     * @throws UnsupportedOperationException If this session doesn't support this.
+     * @see MediaSession#FLAG_HANDLES_QUEUE_COMMANDS
+     */
+    public void removeQueueItemAt(int index) {
+        try {
+            long flags = mSessionBinder.getFlags();
+            if ((flags & MediaSession.FLAG_HANDLES_QUEUE_COMMANDS) == 0) {
+                throw new UnsupportedOperationException(
+                        "This session doesn't support queue management operations");
+            }
+            mSessionBinder.removeQueueItemAt(index);
+        } catch (RemoteException e) {
+            Log.wtf(TAG, "Error calling removeQueueItemAt", e);
+        }
+    }
+
+    /**
      * Get the queue title for this session.
      */
     public @Nullable CharSequence getQueueTitle() {
@@ -230,7 +322,7 @@
         try {
             return mSessionBinder.getRatingType();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getRatingType.", e);
+            Log.wtf(TAG, "Error calling getRatingType", e);
             return Rating.RATING_NONE;
         }
     }
@@ -245,7 +337,7 @@
         try {
             return mSessionBinder.getRepeatMode();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getRepeatMode.", e);
+            Log.wtf(TAG, "Error calling getRepeatMode", e);
             return PlaybackState.REPEAT_MODE_NONE;
         }
     }
@@ -259,7 +351,7 @@
         try {
             return mSessionBinder.isShuffleModeEnabled();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling isShuffleModeEnabled.", e);
+            Log.wtf(TAG, "Error calling isShuffleModeEnabled", e);
             return false;
         }
     }
@@ -273,7 +365,7 @@
         try {
             return mSessionBinder.getFlags();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getFlags.", e);
+            Log.wtf(TAG, "Error calling getFlags", e);
         }
         return 0;
     }
@@ -290,7 +382,7 @@
                     result.maxVolume, result.currentVolume);
 
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getAudioInfo.", e);
+            Log.wtf(TAG, "Error calling getAudioInfo", e);
         }
         return null;
     }
@@ -305,7 +397,7 @@
         try {
             return mSessionBinder.getLaunchPendingIntent();
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling getPendingIntent.", e);
+            Log.wtf(TAG, "Error calling getPendingIntent", e);
         }
         return null;
     }
@@ -334,7 +426,7 @@
         try {
             mSessionBinder.setVolumeTo(value, flags, mContext.getPackageName());
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling setVolumeTo.", e);
+            Log.wtf(TAG, "Error calling setVolumeTo", e);
         }
     }
 
@@ -355,7 +447,7 @@
         try {
             mSessionBinder.adjustVolume(direction, flags, mContext.getPackageName());
         } catch (RemoteException e) {
-            Log.wtf(TAG, "Error calling adjustVolumeBy.", e);
+            Log.wtf(TAG, "Error calling adjustVolumeBy", e);
         }
     }
 
@@ -421,7 +513,7 @@
         try {
             mSessionBinder.sendCommand(command, args, cb);
         } catch (RemoteException e) {
-            Log.d(TAG, "Dead object in sendCommand.", e);
+            Log.d(TAG, "Dead object in sendCommand", e);
         }
     }
 
@@ -435,7 +527,7 @@
             try {
                 mPackageName = mSessionBinder.getPackageName();
             } catch (RemoteException e) {
-                Log.d(TAG, "Dead object in getPackageName.", e);
+                Log.d(TAG, "Dead object in getPackageName", e);
             }
         }
         return mPackageName;
@@ -452,7 +544,7 @@
             try {
                 mTag = mSessionBinder.getTag();
             } catch (RemoteException e) {
-                Log.d(TAG, "Dead object in getTag.", e);
+                Log.d(TAG, "Dead object in getTag", e);
             }
         }
         return mTag;
@@ -652,7 +744,7 @@
             try {
                 mSessionBinder.prepare();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling prepare.", e);
+                Log.wtf(TAG, "Error calling prepare", e);
             }
         }
 
@@ -671,12 +763,12 @@
         public void prepareFromMediaId(String mediaId, Bundle extras) {
             if (TextUtils.isEmpty(mediaId)) {
                 throw new IllegalArgumentException(
-                        "You must specify a non-empty String for prepareFromMediaId.");
+                        "You must specify a non-empty String for prepareFromMediaId");
             }
             try {
                 mSessionBinder.prepareFromMediaId(mediaId, extras);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling prepare(" + mediaId + ").", e);
+                Log.wtf(TAG, "Error calling prepare(" + mediaId + ")", e);
             }
         }
 
@@ -702,7 +794,7 @@
             try {
                 mSessionBinder.prepareFromSearch(query, extras);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling prepare(" + query + ").", e);
+                Log.wtf(TAG, "Error calling prepare(" + query + ")", e);
             }
         }
 
@@ -721,12 +813,12 @@
         public void prepareFromUri(Uri uri, Bundle extras) {
             if (uri == null || Uri.EMPTY.equals(uri)) {
                 throw new IllegalArgumentException(
-                        "You must specify a non-empty Uri for prepareFromUri.");
+                        "You must specify a non-empty Uri for prepareFromUri");
             }
             try {
                 mSessionBinder.prepareFromUri(uri, extras);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling prepare(" + uri + ").", e);
+                Log.wtf(TAG, "Error calling prepare(" + uri + ")", e);
             }
         }
 
@@ -737,7 +829,7 @@
             try {
                 mSessionBinder.play();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling play.", e);
+                Log.wtf(TAG, "Error calling play", e);
             }
         }
 
@@ -751,12 +843,12 @@
         public void playFromMediaId(String mediaId, Bundle extras) {
             if (TextUtils.isEmpty(mediaId)) {
                 throw new IllegalArgumentException(
-                        "You must specify a non-empty String for playFromMediaId.");
+                        "You must specify a non-empty String for playFromMediaId");
             }
             try {
                 mSessionBinder.playFromMediaId(mediaId, extras);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling play(" + mediaId + ").", e);
+                Log.wtf(TAG, "Error calling play(" + mediaId + ")", e);
             }
         }
 
@@ -778,7 +870,7 @@
             try {
                 mSessionBinder.playFromSearch(query, extras);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling play(" + query + ").", e);
+                Log.wtf(TAG, "Error calling play(" + query + ")", e);
             }
         }
 
@@ -792,12 +884,12 @@
         public void playFromUri(Uri uri, Bundle extras) {
             if (uri == null || Uri.EMPTY.equals(uri)) {
                 throw new IllegalArgumentException(
-                        "You must specify a non-empty Uri for playFromUri.");
+                        "You must specify a non-empty Uri for playFromUri");
             }
             try {
                 mSessionBinder.playFromUri(uri, extras);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling play(" + uri + ").", e);
+                Log.wtf(TAG, "Error calling play(" + uri + ")", e);
             }
         }
 
@@ -809,7 +901,7 @@
             try {
                 mSessionBinder.skipToQueueItem(id);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling skipToItem(" + id + ").", e);
+                Log.wtf(TAG, "Error calling skipToItem(" + id + ")", e);
             }
         }
 
@@ -821,7 +913,7 @@
             try {
                 mSessionBinder.pause();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling pause.", e);
+                Log.wtf(TAG, "Error calling pause", e);
             }
         }
 
@@ -833,7 +925,7 @@
             try {
                 mSessionBinder.stop();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling stop.", e);
+                Log.wtf(TAG, "Error calling stop", e);
             }
         }
 
@@ -846,7 +938,7 @@
             try {
                 mSessionBinder.seekTo(pos);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling seekTo.", e);
+                Log.wtf(TAG, "Error calling seekTo", e);
             }
         }
 
@@ -858,7 +950,7 @@
             try {
                 mSessionBinder.fastForward();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling fastForward.", e);
+                Log.wtf(TAG, "Error calling fastForward", e);
             }
         }
 
@@ -869,7 +961,7 @@
             try {
                 mSessionBinder.next();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling next.", e);
+                Log.wtf(TAG, "Error calling next", e);
             }
         }
 
@@ -881,7 +973,7 @@
             try {
                 mSessionBinder.rewind();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling rewind.", e);
+                Log.wtf(TAG, "Error calling rewind", e);
             }
         }
 
@@ -892,7 +984,7 @@
             try {
                 mSessionBinder.previous();
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling previous.", e);
+                Log.wtf(TAG, "Error calling previous", e);
             }
         }
 
@@ -907,7 +999,7 @@
             try {
                 mSessionBinder.rate(rating);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling rate.", e);
+                Log.wtf(TAG, "Error calling rate", e);
             }
         }
 
@@ -923,7 +1015,7 @@
             try {
                 mSessionBinder.repeatMode(repeatMode);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling setRepeatMode.", e);
+                Log.wtf(TAG, "Error calling setRepeatMode", e);
             }
         }
 
@@ -936,7 +1028,7 @@
             try {
                 mSessionBinder.shuffleMode(enabled);
             } catch (RemoteException e) {
-                Log.wtf(TAG, "Error calling shuffleMode.", e);
+                Log.wtf(TAG, "Error calling shuffleMode", e);
             }
         }
 
@@ -950,7 +1042,7 @@
         public void sendCustomAction(@NonNull PlaybackState.CustomAction customAction,
                     @Nullable Bundle args) {
             if (customAction == null) {
-                throw new IllegalArgumentException("CustomAction cannot be null.");
+                throw new IllegalArgumentException("CustomAction cannot be null");
             }
             sendCustomAction(customAction.getAction(), args);
         }
@@ -966,12 +1058,12 @@
          */
         public void sendCustomAction(@NonNull String action, @Nullable Bundle args) {
             if (TextUtils.isEmpty(action)) {
-                throw new IllegalArgumentException("CustomAction cannot be null.");
+                throw new IllegalArgumentException("CustomAction cannot be null");
             }
             try {
                 mSessionBinder.sendCustomAction(action, args);
             } catch (RemoteException e) {
-                Log.d(TAG, "Dead object in sendCustomAction.", e);
+                Log.d(TAG, "Dead object in sendCustomAction", e);
             }
         }
     }
diff --git a/media/java/android/media/session/MediaSession.java b/media/java/android/media/session/MediaSession.java
index 84dc93a..bee3f52 100644
--- a/media/java/android/media/session/MediaSession.java
+++ b/media/java/android/media/session/MediaSession.java
@@ -87,6 +87,12 @@
     public static final int FLAG_HANDLES_TRANSPORT_CONTROLS = 1 << 1;
 
     /**
+     * Set this flag on the session to indicate that it handles queue
+     * management commands through its {@link Callback}.
+     */
+    public static final int FLAG_HANDLES_QUEUE_COMMANDS = 1 << 2;
+
+    /**
      * System only flag for a session that needs to have priority over all other
      * sessions. This flag ensures this session will receive media button events
      * regardless of the current ordering in the system.
@@ -100,6 +106,7 @@
     @IntDef(flag = true, value = {
             FLAG_HANDLES_MEDIA_BUTTONS,
             FLAG_HANDLES_TRANSPORT_CONTROLS,
+            FLAG_HANDLES_QUEUE_COMMANDS,
             FLAG_EXCLUSIVE_GLOBAL_PRIORITY })
     public @interface SessionFlags { }
 
@@ -645,6 +652,22 @@
         postToCallback(CallbackMessageHandler.MSG_CUSTOM_ACTION, action, args);
     }
 
+    private void dispatchAddQueueItem(MediaDescription description) {
+        postToCallback(CallbackMessageHandler.MSG_ADD_QUEUE_ITEM, description);
+    }
+
+    private void dispatchAddQueueItem(MediaDescription description, int index) {
+        postToCallback(CallbackMessageHandler.MSG_ADD_QUEUE_ITEM_AT, description, index);
+    }
+
+    private void dispatchRemoveQueueItem(MediaDescription description) {
+        postToCallback(CallbackMessageHandler.MSG_REMOVE_QUEUE_ITEM, description);
+    }
+
+    private void dispatchRemoveQueueItemAt(int index) {
+        postToCallback(CallbackMessageHandler.MSG_REMOVE_QUEUE_ITEM_AT, index);
+    }
+
     private void dispatchMediaButton(Intent mediaButtonIntent) {
         postToCallback(CallbackMessageHandler.MSG_MEDIA_BUTTON, mediaButtonIntent);
     }
@@ -666,10 +689,22 @@
         postToCallback(CallbackMessageHandler.MSG_COMMAND, cmd);
     }
 
+    private void postToCallback(int what, int arg1) {
+        postToCallback(what, null, arg1);
+    }
+
     private void postToCallback(int what, Object obj) {
         postToCallback(what, obj, null);
     }
 
+    private void postToCallback(int what, Object obj, int arg1) {
+        synchronized (mLock) {
+            if (mCallback != null) {
+                mCallback.post(what, obj, arg1);
+            }
+        }
+    }
+
     private void postToCallback(int what, Object obj, Bundle extras) {
         synchronized (mLock) {
             if (mCallback != null) {
@@ -1043,6 +1078,47 @@
          */
         public void onCustomAction(@NonNull String action, @Nullable Bundle extras) {
         }
+
+        /**
+         * Called when a {@link MediaController} wants to add a {@link QueueItem} with the given
+         * {@link MediaDescription description} at the end of the play queue.
+         *
+         * @param description The {@link MediaDescription} for creating the {@link QueueItem} to be
+         *                    inserted.
+         */
+        public void onAddQueueItem(MediaDescription description) {
+        }
+
+        /**
+         * Called when a {@link MediaController} wants to add a {@link QueueItem} with the given
+         * {@link MediaDescription description} at the specified position in the play queue.
+         *
+         * @param description The {@link MediaDescription} for creating the {@link QueueItem} to be
+         *                    inserted.
+         * @param index The index at which the created {@link QueueItem} is to be inserted.
+         */
+        public void onAddQueueItem(MediaDescription description, int index) {
+        }
+
+        /**
+         * Called when a {@link MediaController} wants to remove the first occurrence of the
+         * specified {@link QueueItem} with the given {@link MediaDescription description}
+         * in the play queue.
+         *
+         * @param description The {@link MediaDescription} for denoting the {@link QueueItem} to be
+         *                    removed.
+         */
+        public void onRemoveQueueItem(MediaDescription description) {
+        }
+
+        /**
+         * Called when a {@link MediaController} wants to remove a {@link QueueItem} at the
+         * specified position in the play queue.
+         *
+         * @param index The index of the element to be removed.
+         */
+        public void onRemoveQueueItemAt(int index) {
+        }
     }
 
     /**
@@ -1239,6 +1315,38 @@
         }
 
         @Override
+        public void onAddQueueItem(MediaDescription description) {
+            MediaSession session = mMediaSession.get();
+            if (session != null) {
+                session.dispatchAddQueueItem(description);
+            }
+        }
+
+        @Override
+        public void onAddQueueItemAt(MediaDescription description, int index) {
+            MediaSession session = mMediaSession.get();
+            if (session != null) {
+                session.dispatchAddQueueItem(description, index);
+            }
+        }
+
+        @Override
+        public void onRemoveQueueItem(MediaDescription description) {
+            MediaSession session = mMediaSession.get();
+            if (session != null) {
+                session.dispatchRemoveQueueItem(description);
+            }
+        }
+
+        @Override
+        public void onRemoveQueueItemAt(int index) {
+            MediaSession session = mMediaSession.get();
+            if (session != null) {
+                session.dispatchRemoveQueueItemAt(index);
+            }
+        }
+
+        @Override
         public void onAdjustVolume(int direction) {
             MediaSession session = mMediaSession.get();
             if (session != null) {
@@ -1376,6 +1484,10 @@
         private static final int MSG_CUSTOM_ACTION = 22;
         private static final int MSG_ADJUST_VOLUME = 23;
         private static final int MSG_SET_VOLUME = 24;
+        private static final int MSG_ADD_QUEUE_ITEM = 25;
+        private static final int MSG_ADD_QUEUE_ITEM_AT = 26;
+        private static final int MSG_REMOVE_QUEUE_ITEM = 27;
+        private static final int MSG_REMOVE_QUEUE_ITEM_AT = 28;
 
         private MediaSession.Callback mCallback;
 
@@ -1465,7 +1577,7 @@
                     mCallback.onSetRating((Rating) msg.obj);
                     break;
                 case MSG_REPEAT_MODE:
-                    mCallback.onSetRepeatMode((int) msg.obj);
+                    mCallback.onSetRepeatMode(msg.arg1);
                     break;
                 case MSG_SHUFFLE_MODE:
                     mCallback.onSetShuffleModeEnabled((boolean) msg.obj);
@@ -1473,12 +1585,24 @@
                 case MSG_CUSTOM_ACTION:
                     mCallback.onCustomAction((String) msg.obj, msg.getData());
                     break;
+                case MSG_ADD_QUEUE_ITEM:
+                    mCallback.onAddQueueItem((MediaDescription) msg.obj);
+                    break;
+                case MSG_ADD_QUEUE_ITEM_AT:
+                    mCallback.onAddQueueItem((MediaDescription) msg.obj, msg.arg1);
+                    break;
+                case MSG_REMOVE_QUEUE_ITEM:
+                    mCallback.onRemoveQueueItem((MediaDescription) msg.obj);
+                    break;
+                case MSG_REMOVE_QUEUE_ITEM_AT:
+                    mCallback.onRemoveQueueItemAt(msg.arg1);
+                    break;
                 case MSG_ADJUST_VOLUME:
                     synchronized (mLock) {
                         vp = mVolumeProvider;
                     }
                     if (vp != null) {
-                        vp.onAdjustVolume((int) msg.obj);
+                        vp.onAdjustVolume(msg.arg1);
                     }
                     break;
                 case MSG_SET_VOLUME:
@@ -1486,7 +1610,7 @@
                         vp = mVolumeProvider;
                     }
                     if (vp != null) {
-                        vp.onSetVolumeTo((int) msg.obj);
+                        vp.onSetVolumeTo(msg.arg1);
                     }
                     break;
             }
diff --git a/opengl/java/android/opengl/GLU.java b/opengl/java/android/opengl/GLU.java
index ed64556..ef9bf167 100644
--- a/opengl/java/android/opengl/GLU.java
+++ b/opengl/java/android/opengl/GLU.java
@@ -203,8 +203,8 @@
      * @param view the current view, {x, y, width, height}
      * @param viewOffset the offset into the view array where the view vector
      *        data starts.
-     * @param obj the output vector {objX, objY, objZ}, that returns the
-     *        computed object coordinates.
+     * @param obj the output vector {objX, objY, objZ, objW}, that returns the
+     *        computed homogeneous object coordinates.
      * @param objOffset the offset into the obj array where the obj vector data
      *        starts.
      * @return A return value of GL10.GL_TRUE indicates success, a return value
diff --git a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java
index 8bbc8c9..4ddafac 100644
--- a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java
+++ b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java
@@ -1399,9 +1399,6 @@
                 Settings.Secure.NIGHT_DISPLAY_CUSTOM_END_TIME,
                 SecureSettingsProto.NIGHT_DISPLAY_CUSTOM_END_TIME);
         dumpSetting(s, p,
-                Settings.Secure.BRIGHTNESS_USE_TWILIGHT,
-                SecureSettingsProto.BRIGHTNESS_USE_TWILIGHT);
-        dumpSetting(s, p,
                 Settings.Secure.ENABLED_VR_LISTENERS,
                 SecureSettingsProto.ENABLED_VR_LISTENERS);
         dumpSetting(s, p,
diff --git a/packages/SystemUI/res/layout/super_status_bar.xml b/packages/SystemUI/res/layout/super_status_bar.xml
index 92a9da9..c2686f8 100644
--- a/packages/SystemUI/res/layout/super_status_bar.xml
+++ b/packages/SystemUI/res/layout/super_status_bar.xml
@@ -73,7 +73,7 @@
     <include layout="@layout/status_bar_expanded"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:visibility="gone" />
+        android:visibility="invisible" />
 
     <com.android.systemui.statusbar.ScrimView android:id="@+id/scrim_in_front"
         android:layout_width="match_parent"
diff --git a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
index a9ac2d9..27070ed 100644
--- a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
+++ b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
@@ -87,6 +87,7 @@
      * above.
      */
     private final Class<?>[] SERVICES_PER_USER = new Class[] {
+            Dependency.class,
             Recents.class,
             PipUI.class
     };
diff --git a/packages/SystemUI/src/com/android/systemui/doze/DozeFactory.java b/packages/SystemUI/src/com/android/systemui/doze/DozeFactory.java
index aa22618..7c15096 100644
--- a/packages/SystemUI/src/com/android/systemui/doze/DozeFactory.java
+++ b/packages/SystemUI/src/com/android/systemui/doze/DozeFactory.java
@@ -16,6 +16,7 @@
 
 package com.android.systemui.doze;
 
+import android.app.AlarmManager;
 import android.app.Application;
 import android.app.PendingIntent;
 import android.content.Context;
@@ -25,10 +26,7 @@
 import android.os.SystemClock;
 
 import com.android.internal.hardware.AmbientDisplayConfiguration;
-import com.android.systemui.SystemUI;
 import com.android.systemui.SystemUIApplication;
-import com.android.systemui.plugins.PluginListener;
-import com.android.systemui.plugins.PluginManager;
 import com.android.systemui.plugins.doze.DozeProvider;
 import com.android.systemui.statusbar.phone.DozeParameters;
 
@@ -45,6 +43,7 @@
         Context context = dozeService;
         SensorManager sensorManager = context.getSystemService(SensorManager.class);
         PowerManager powerManager = context.getSystemService(PowerManager.class);
+        AlarmManager alarmManager = context.getSystemService(AlarmManager.class);
 
         DozeHost host = getHost(dozeService);
         AmbientDisplayConfiguration config = new AmbientDisplayConfiguration(context);
@@ -57,7 +56,7 @@
         machine.setParts(new DozeMachine.Part[]{
                 createDozeTriggers(context, sensorManager, host, config, params, handler, wakeLock,
                         machine),
-                createDozeUi(context, host, wakeLock, machine),
+                createDozeUi(context, host, wakeLock, machine, handler, alarmManager),
         });
 
         return machine;
@@ -72,7 +71,7 @@
     }
 
     private DozeMachine.Part createDozeUi(Context context, DozeHost host, WakeLock wakeLock,
-            DozeMachine machine) {
+            DozeMachine machine, Handler handler, AlarmManager alarmManager) {
         if (mDozePlugin != null) {
             DozeProvider.DozeUi dozeUi = mDozePlugin.provideDozeUi(context,
                     pluginMachine(context, machine, host),
@@ -82,7 +81,7 @@
                         pluginState(newState));
             };
         } else {
-            return new DozeUi(context, machine, wakeLock, host);
+            return new DozeUi(context, alarmManager, machine, wakeLock, host, handler);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/doze/DozeHost.java b/packages/SystemUI/src/com/android/systemui/doze/DozeHost.java
index 00d2298..f3fb1ef 100644
--- a/packages/SystemUI/src/com/android/systemui/doze/DozeHost.java
+++ b/packages/SystemUI/src/com/android/systemui/doze/DozeHost.java
@@ -30,15 +30,12 @@
     void stopDozing();
     void dozeTimeTick();
     boolean isPowerSaveActive();
-    boolean isNotificationLightOn();
     boolean isPulsingBlocked();
 
     void startPendingIntentDismissingKeyguard(PendingIntent intent);
 
     interface Callback {
-        default void onNewNotifications() {}
         default void onNotificationHeadsUp() {}
-        default void onNotificationLight(boolean on) {}
         default void onPowerSaveChanged(boolean active) {}
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java b/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
index 95e49ce..76e0283 100644
--- a/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
+++ b/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
@@ -16,7 +16,13 @@
 
 package com.android.systemui.doze;
 
+import android.app.AlarmManager;
 import android.content.Context;
+import android.os.Handler;
+import android.os.SystemClock;
+
+import java.util.Calendar;
+import java.util.GregorianCalendar;
 
 /**
  * The policy controlling doze.
@@ -24,16 +30,25 @@
 public class DozeUi implements DozeMachine.Part {
 
     private final Context mContext;
+    private final AlarmManager mAlarmManager;
     private final DozeHost mHost;
-    private DozeFactory.WakeLock mWakeLock;
-    private DozeMachine mMachine;
+    private final Handler mHandler;
+    private final DozeFactory.WakeLock mWakeLock;
+    private final DozeMachine mMachine;
+    private final AlarmManager.OnAlarmListener mTimeTick;
 
-    public DozeUi(Context context, DozeMachine machine, DozeFactory.WakeLock wakeLock,
-            DozeHost host) {
+    private boolean mTimeTickScheduled = false;
+
+    public DozeUi(Context context, AlarmManager alarmManager, DozeMachine machine,
+            DozeFactory.WakeLock wakeLock, DozeHost host, Handler handler) {
         mContext = context;
+        mAlarmManager = alarmManager;
         mMachine = machine;
         mWakeLock = wakeLock;
         mHost = host;
+        mHandler = handler;
+
+        mTimeTick = this::onTimeTick;
     }
 
     private void pulseWhileDozing(int reason) {
@@ -54,6 +69,12 @@
     @Override
     public void transitionTo(DozeMachine.State oldState, DozeMachine.State newState) {
         switch (newState) {
+            case DOZE_AOD:
+                scheduleTimeTick();
+                break;
+            case DOZE:
+                unscheduleTimeTick();
+                break;
             case DOZE_REQUEST_PULSE:
                 pulseWhileDozing(DozeLog.PULSE_REASON_NOTIFICATION /* TODO */);
                 break;
@@ -62,7 +83,52 @@
                 break;
             case FINISH:
                 mHost.stopDozing();
+                unscheduleTimeTick();
                 break;
         }
     }
+
+    private void scheduleTimeTick() {
+        if (mTimeTickScheduled) {
+            return;
+        }
+
+        long delta = roundToNextMinute(System.currentTimeMillis()) - System.currentTimeMillis();
+        mAlarmManager.setExact(AlarmManager.ELAPSED_REALTIME_WAKEUP,
+                SystemClock.elapsedRealtime() + delta, "doze_time_tick", mTimeTick, mHandler);
+
+        mTimeTickScheduled = true;
+    }
+
+    private void unscheduleTimeTick() {
+        if (!mTimeTickScheduled) {
+            return;
+        }
+        mAlarmManager.cancel(mTimeTick);
+    }
+
+    private long roundToNextMinute(long timeInMillis) {
+        Calendar calendar = GregorianCalendar.getInstance();
+        calendar.setTimeInMillis(timeInMillis);
+        calendar.set(Calendar.MILLISECOND, 0);
+        calendar.set(Calendar.SECOND, 0);
+        calendar.add(Calendar.MINUTE, 1);
+
+        return calendar.getTimeInMillis();
+    }
+
+    private void onTimeTick() {
+        if (!mTimeTickScheduled) {
+            // Alarm was canceled, but we still got the callback. Ignore.
+            return;
+        }
+
+        mHost.dozeTimeTick();
+
+        // Keep wakelock until a frame has been pushed.
+        mHandler.post(mWakeLock.wrap(() -> {}));
+
+        mTimeTickScheduled = false;
+        scheduleTimeTick();
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
index 3afbc35..dea56aa1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
@@ -237,6 +237,8 @@
         i.setPackage(mComponent.getPackageName());
         i = resolveIntent(i);
         if (i != null) {
+            i.putExtra(TileService.EXTRA_COMPONENT, mComponent);
+            i.putExtra(TileService.EXTRA_STATE, mTile.getState());
             return i;
         }
         return new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS).setData(
diff --git a/packages/SystemUI/src/com/android/systemui/recents/Recents.java b/packages/SystemUI/src/com/android/systemui/recents/Recents.java
index 9157e33..e635162 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/Recents.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/Recents.java
@@ -205,7 +205,6 @@
         sTaskLoader = new RecentsTaskLoader(mContext);
         sConfiguration = new RecentsConfiguration(mContext);
         mHandler = new Handler();
-        getComponent(CommandQueue.class).addCallbacks(this);
         UiModeManager uiModeManager = (UiModeManager) mContext.
                 getSystemService(Context.UI_MODE_SERVICE);
         if (uiModeManager.getCurrentModeType() == Configuration.UI_MODE_TYPE_TELEVISION) {
@@ -234,6 +233,7 @@
         if (sSystemServicesProxy.isSystemUser(processUser)) {
             // For the system user, initialize an instance of the interface that we can pass to the
             // secondary user
+            getComponent(CommandQueue.class).addCallbacks(this);
             mSystemToUserCallbacks = new RecentsSystemUser(mContext, mImpl);
         } else {
             // For the secondary user, bind to the primary user's service to get a persistent
diff --git a/packages/SystemUI/src/com/android/systemui/stackdivider/Divider.java b/packages/SystemUI/src/com/android/systemui/stackdivider/Divider.java
index b9a0f74..0b09acc 100644
--- a/packages/SystemUI/src/com/android/systemui/stackdivider/Divider.java
+++ b/packages/SystemUI/src/com/android/systemui/stackdivider/Divider.java
@@ -72,6 +72,10 @@
         return mMinimized;
     }
 
+    public boolean isHomeStackResizable() {
+        return mHomeStackResizable;
+    }
+
     private void addDivider(Configuration configuration) {
         mView = (DividerView)
                 LayoutInflater.from(mContext).inflate(R.layout.docked_stack_divider, null);
@@ -119,6 +123,7 @@
         mView.post(new Runnable() {
             @Override
             public void run() {
+                mHomeStackResizable = isHomeStackResizable;
                 if (mMinimized != minimized) {
                     mMinimized = minimized;
                     updateTouchable();
diff --git a/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java b/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
index 49035ba..6f59fe2 100644
--- a/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
+++ b/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
@@ -1241,7 +1241,8 @@
 
     public final void onBusEvent(UndockingTaskEvent undockingTaskEvent) {
         int dockSide = mWindowManagerProxy.getDockSide();
-        if (dockSide != WindowManager.DOCKED_INVALID && !mDockedStackMinimized) {
+        if (dockSide != WindowManager.DOCKED_INVALID && (mHomeStackResizable
+                || !mDockedStackMinimized)) {
             startDragging(false /* animate */, false /* touching */);
             SnapTarget target = dockSideTopLeft(dockSide)
                     ? mSnapAlgorithm.getDismissEndTarget()
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java b/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java
index 4b1baa2..0bd6491 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java
@@ -105,7 +105,7 @@
     private boolean mDimmed;
     private boolean mDark;
 
-    private int mBgTint = NO_COLOR;
+    protected int mBgTint = NO_COLOR;
     private float mBgAlpha = 1f;
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
index 477701c..9245df0 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
@@ -63,9 +63,6 @@
     private static final int MSG_SET_WINDOW_STATE              = 12 << MSG_SHIFT;
     private static final int MSG_SHOW_RECENT_APPS              = 13 << MSG_SHIFT;
     private static final int MSG_HIDE_RECENT_APPS              = 14 << MSG_SHIFT;
-    private static final int MSG_BUZZ_BEEP_BLINKED             = 15 << MSG_SHIFT;
-    private static final int MSG_NOTIFICATION_LIGHT_OFF        = 16 << MSG_SHIFT;
-    private static final int MSG_NOTIFICATION_LIGHT_PULSE      = 17 << MSG_SHIFT;
     private static final int MSG_SHOW_SCREEN_PIN_REQUEST       = 18 << MSG_SHIFT;
     private static final int MSG_APP_TRANSITION_PENDING        = 19 << MSG_SHIFT;
     private static final int MSG_APP_TRANSITION_CANCELLED      = 20 << MSG_SHIFT;
@@ -121,9 +118,6 @@
         default void toggleKeyboardShortcutsMenu(int deviceId) { }
         default void cancelPreloadRecentApps() { }
         default void setWindowState(int window, int state) { }
-        default void buzzBeepBlinked() { }
-        default void notificationLightOff() { }
-        default void notificationLightPulse(int argb, int onMillis, int offMillis) { }
         default void showScreenPinningRequest(int taskId) { }
         default void appTransitionPending() { }
         default void appTransitionCancelled() { }
@@ -313,26 +307,6 @@
         }
     }
 
-    public void buzzBeepBlinked() {
-        synchronized (mLock) {
-            mHandler.removeMessages(MSG_BUZZ_BEEP_BLINKED);
-            mHandler.sendEmptyMessage(MSG_BUZZ_BEEP_BLINKED);
-        }
-    }
-
-    public void notificationLightOff() {
-        synchronized (mLock) {
-            mHandler.sendEmptyMessage(MSG_NOTIFICATION_LIGHT_OFF);
-        }
-    }
-
-    public void notificationLightPulse(int argb, int onMillis, int offMillis) {
-        synchronized (mLock) {
-            mHandler.obtainMessage(MSG_NOTIFICATION_LIGHT_PULSE, onMillis, offMillis, argb)
-                    .sendToTarget();
-        }
-    }
-
     public void showScreenPinningRequest(int taskId) {
         synchronized (mLock) {
             mHandler.obtainMessage(MSG_SHOW_SCREEN_PIN_REQUEST, taskId, 0, null)
@@ -524,21 +498,6 @@
                         mCallbacks.get(i).setWindowState(msg.arg1, msg.arg2);
                     }
                     break;
-                case MSG_BUZZ_BEEP_BLINKED:
-                    for (int i = 0; i < mCallbacks.size(); i++) {
-                        mCallbacks.get(i).buzzBeepBlinked();
-                    }
-                    break;
-                case MSG_NOTIFICATION_LIGHT_OFF:
-                    for (int i = 0; i < mCallbacks.size(); i++) {
-                        mCallbacks.get(i).notificationLightOff();
-                    }
-                    break;
-                case MSG_NOTIFICATION_LIGHT_PULSE:
-                    for (int i = 0; i < mCallbacks.size(); i++) {
-                        mCallbacks.get(i).notificationLightPulse((Integer) msg.obj, msg.arg1, msg.arg2);
-                    }
-                    break;
                 case MSG_SHOW_SCREEN_PIN_REQUEST:
                     for (int i = 0; i < mCallbacks.size(); i++) {
                         mCallbacks.get(i).showScreenPinningRequest(msg.arg1);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
index 85e2bd6..2e9c7fd 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
@@ -1880,14 +1880,14 @@
             } else if (isUserLocked()) {
                 return mChildrenContainer.getGroupExpandFraction();
             }
-        } else if (isColorized()) {
+        } else if (isColorized() && (!mIsLowPriority || isExpanded())) {
             return -1.0f;
         }
         return 0.0f;
     }
 
     private boolean isColorized() {
-        return mIsColorized;
+        return mIsColorized && mBgTint != NO_COLOR;
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
index e8e9d4e..2425076 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
@@ -68,6 +68,7 @@
     private float mMaxShelfEnd;
     private int mRelativeOffset;
     private boolean mInteractive;
+    private boolean mAnimationsEnabled = true;
 
     public NotificationShelf(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -388,12 +389,13 @@
 
         View rowIcon = row.getNotificationIcon();
         float notificationIconPosition = row.getTranslationY() + row.getContentTranslation();
-        if (usingLinearInterpolation) {
+        boolean stayingInShelf = row.isInShelf() && !row.isTransformingIntoShelf();
+        if (usingLinearInterpolation && !stayingInShelf) {
             // If we interpolate from the notification position, this might lead to a slightly
             // odd interpolation, since the notification position changes as well. Let's interpolate
             // from a fixed distance. We can only do this if we don't animate and the icon is
             // always in the interpolated positon.
-            notificationIconPosition = mMaxShelfEnd - getIntrinsicHeight() - iconTransformDistance;
+            notificationIconPosition = getTranslationY() - iconTransformDistance;
         }
         float notificationIconSize = 0.0f;
         int iconTopPadding;
@@ -426,7 +428,7 @@
             iconState.hidden = transitionAmount == 0.0f;
             iconState.alpha = alpha;
             iconState.yTranslation = iconYTranslation;
-            if (row.isInShelf() && !row.isTransformingIntoShelf()) {
+            if (stayingInShelf) {
                 iconState.iconAppearAmount = 1.0f;
                 iconState.alpha = 1.0f;
                 iconState.scaleX = 1.0f;
@@ -573,6 +575,15 @@
         mMaxShelfEnd = maxShelfEnd;
     }
 
+    public void setAnimationsEnabled(boolean enabled) {
+        mAnimationsEnabled = enabled;
+        mCollapsedIcons.setAnimationsEnabled(enabled);
+        if (!enabled) {
+            // we need to wait with enabling the animations until the first frame has passed
+            mShelfIcons.setAnimationsEnabled(false);
+        }
+    }
+
     private class ShelfState extends ExpandableViewState {
         private float openedAmount;
         private boolean hasItemsInStableShelf;
@@ -585,6 +596,7 @@
             setOpenedAmount(openedAmount);
             updateAppearance();
             setHasItemsInStableShelf(hasItemsInStableShelf);
+            mShelfIcons.setAnimationsEnabled(mAnimationsEnabled);
         }
 
         @Override
@@ -594,6 +606,7 @@
             setOpenedAmount(openedAmount);
             updateAppearance();
             setHasItemsInStableShelf(hasItemsInStableShelf);
+            mShelfIcons.setAnimationsEnabled(mAnimationsEnabled);
         }
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationCustomViewWrapper.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationCustomViewWrapper.java
index 03c7325..e5f32df 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationCustomViewWrapper.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationCustomViewWrapper.java
@@ -105,6 +105,11 @@
     }
 
     @Override
+    protected boolean shouldClearBackgroundOnReapply() {
+        return false;
+    }
+
+    @Override
     public int getCustomBackgroundColor() {
         int customBackgroundColor = super.getCustomBackgroundColor();
         if (customBackgroundColor == 0 && mShowingLegacyBackground) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationViewWrapper.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationViewWrapper.java
index 836482a..5f5e1e4 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationViewWrapper.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationViewWrapper.java
@@ -93,7 +93,9 @@
     public void notifyContentUpdated(StatusBarNotification notification, boolean isLowPriority) {
         mDarkInitialized = false;
         Drawable background = mView.getBackground();
-        mBackgroundColor = 0;
+        if (shouldClearBackgroundOnReapply()) {
+            mBackgroundColor = 0;
+        }
         if (background instanceof ColorDrawable) {
             mBackgroundColor = ((ColorDrawable) background).getColor();
             mView.setBackground(null);
@@ -101,6 +103,10 @@
         mShouldInvertDark = mBackgroundColor == 0 || isColorLight(mBackgroundColor);
     }
 
+    protected boolean shouldClearBackgroundOnReapply() {
+        return true;
+    }
+
     private boolean isColorLight(int backgroundColor) {
         return Color.alpha(backgroundColor) == 0
                 || ColorUtils.calculateLuminance(backgroundColor) > 0.5;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java
index c25a45c..571ae26 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java
@@ -104,6 +104,7 @@
     private float mOpenedAmount = 0.0f;
     private float mVisualOverflowAdaption;
     private boolean mDisallowNextAnimation;
+    private boolean mAnimationsEnabled = true;
 
     public NotificationIconContainer(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -255,7 +256,7 @@
             iconState.visibleState = StatusBarIconView.STATE_ICON;
             if (firstOverflowIndex == -1 && (isAmbient
                     || (translationX >= (noOverflowAfter ? layoutEnd - mIconSize : overflowStart)))) {
-                firstOverflowIndex = noOverflowAfter ? i - 1 : i;
+                firstOverflowIndex = noOverflowAfter && !isAmbient ? i - 1 : i;
                 int totalDotLength = mStaticDotRadius * 6 + 2 * mDotPadding;
                 visualOverflowStart = overflowStart + mIconSize * (1 + OVERFLOW_EARLY_AMOUNT)
                         - totalDotLength / 2
@@ -422,6 +423,20 @@
         return mIconSize;
     }
 
+    public void setAnimationsEnabled(boolean enabled) {
+        if (!enabled && mAnimationsEnabled) {
+            for (int i = 0; i < getChildCount(); i++) {
+                View child = getChildAt(i);
+                ViewState childState = mIconStates.get(child);
+                if (childState != null) {
+                    childState.cancelAnimations(child);
+                    childState.applyToView(child);
+                }
+            }
+        }
+        mAnimationsEnabled = enabled;
+    }
+
     public class IconState extends ViewState {
         public float iconAppearAmount = 1.0f;
         public float clampedAppearAmount = 1.0f;
@@ -438,52 +453,59 @@
                 StatusBarIconView icon = (StatusBarIconView) view;
                 boolean animate = false;
                 AnimationProperties animationProperties = null;
-                if (justAdded) {
-                    super.applyToView(icon);
-                    icon.setAlpha(0.0f);
-                    icon.setVisibleState(StatusBarIconView.STATE_HIDDEN, false /* animate */);
-                    animationProperties = ADD_ICON_PROPERTIES;
-                    animate = true;
-                } else if (visibleState != icon.getVisibleState()) {
-                    animationProperties = DOT_ANIMATION_PROPERTIES;
-                    animate = true;
-                }
-                if (!animate && mAddAnimationStartIndex >= 0
-                        && indexOfChild(view) >= mAddAnimationStartIndex
-                        && (icon.getVisibleState() != StatusBarIconView.STATE_HIDDEN
-                            || visibleState != StatusBarIconView.STATE_HIDDEN)) {
-                    animationProperties = DOT_ANIMATION_PROPERTIES;
-                    animate = true;
-                }
-                if (needsCannedAnimation) {
-                    AnimationFilter animationFilter = mTempProperties.getAnimationFilter();
-                    animationFilter.reset();
-                    animationFilter.combineFilter(ICON_ANIMATION_PROPERTIES.getAnimationFilter());
-                    mTempProperties.resetCustomInterpolators();
-                    mTempProperties.combineCustomInterpolators(ICON_ANIMATION_PROPERTIES);
-                    if (animationProperties != null) {
-                        animationFilter.combineFilter(animationProperties.getAnimationFilter());
-                        mTempProperties.combineCustomInterpolators(animationProperties);
+                boolean animationsAllowed = mAnimationsEnabled && !mDisallowNextAnimation;
+                if (animationsAllowed) {
+                    if (justAdded) {
+                        super.applyToView(icon);
+                        if (iconAppearAmount != 0.0f) {
+                            icon.setAlpha(0.0f);
+                            icon.setVisibleState(StatusBarIconView.STATE_HIDDEN,
+                                    false /* animate */);
+                            animationProperties = ADD_ICON_PROPERTIES;
+                            animate = true;
+                        }
+                    } else if (visibleState != icon.getVisibleState()) {
+                        animationProperties = DOT_ANIMATION_PROPERTIES;
+                        animate = true;
                     }
-                    animationProperties = mTempProperties;
-                    animationProperties.setDuration(CANNED_ANIMATION_DURATION);
-                    animate = true;
-                    mCannedAnimationStartIndex = indexOfChild(view);
+                    if (!animate && mAddAnimationStartIndex >= 0
+                            && indexOfChild(view) >= mAddAnimationStartIndex
+                            && (icon.getVisibleState() != StatusBarIconView.STATE_HIDDEN
+                            || visibleState != StatusBarIconView.STATE_HIDDEN)) {
+                        animationProperties = DOT_ANIMATION_PROPERTIES;
+                        animate = true;
+                    }
+                    if (needsCannedAnimation) {
+                        AnimationFilter animationFilter = mTempProperties.getAnimationFilter();
+                        animationFilter.reset();
+                        animationFilter.combineFilter(
+                                ICON_ANIMATION_PROPERTIES.getAnimationFilter());
+                        mTempProperties.resetCustomInterpolators();
+                        mTempProperties.combineCustomInterpolators(ICON_ANIMATION_PROPERTIES);
+                        if (animationProperties != null) {
+                            animationFilter.combineFilter(animationProperties.getAnimationFilter());
+                            mTempProperties.combineCustomInterpolators(animationProperties);
+                        }
+                        animationProperties = mTempProperties;
+                        animationProperties.setDuration(CANNED_ANIMATION_DURATION);
+                        animate = true;
+                        mCannedAnimationStartIndex = indexOfChild(view);
+                    }
+                    if (!animate && mCannedAnimationStartIndex >= 0
+                            && indexOfChild(view) > mCannedAnimationStartIndex
+                            && (icon.getVisibleState() != StatusBarIconView.STATE_HIDDEN
+                            || visibleState != StatusBarIconView.STATE_HIDDEN)) {
+                        AnimationFilter animationFilter = mTempProperties.getAnimationFilter();
+                        animationFilter.reset();
+                        animationFilter.animateX();
+                        mTempProperties.resetCustomInterpolators();
+                        animationProperties = mTempProperties;
+                        animationProperties.setDuration(CANNED_ANIMATION_DURATION);
+                        animate = true;
+                    }
                 }
-                if (!animate && mCannedAnimationStartIndex >= 0
-                        && indexOfChild(view) > mCannedAnimationStartIndex
-                        && (icon.getVisibleState() != StatusBarIconView.STATE_HIDDEN
-                        || visibleState != StatusBarIconView.STATE_HIDDEN)) {
-                    AnimationFilter animationFilter = mTempProperties.getAnimationFilter();
-                    animationFilter.reset();
-                    animationFilter.animateX();
-                    mTempProperties.resetCustomInterpolators();
-                    animationProperties = mTempProperties;
-                    animationProperties.setDuration(CANNED_ANIMATION_DURATION);
-                    animate = true;
-                }
-                icon.setVisibleState(visibleState);
-                if (animate && !mDisallowNextAnimation) {
+                icon.setVisibleState(visibleState, animationsAllowed);
+                if (animate) {
                     animateTo(icon, animationProperties);
                 } else {
                     super.applyToView(view);
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 638c12f..54c67d2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -603,8 +603,6 @@
             new ArraySet<>();
     private long mLastVisibilityReportUptimeMs;
 
-    private final ShadeUpdates mShadeUpdates = new ShadeUpdates();
-
     private Runnable mLaunchTransitionEndRunnable;
     protected boolean mLaunchTransitionFadingAway;
     private ExpandableNotificationRow mDraggedDownRow;
@@ -1501,7 +1499,7 @@
                     ActivityManager.DOCKED_STACK_CREATE_MODE_TOP_OR_LEFT, null, metricsDockAction);
         } else {
             Divider divider = getComponent(Divider.class);
-            if (divider != null && divider.isMinimized()) {
+            if (divider != null && divider.isMinimized() && !divider.isHomeStackResizable()) {
                 // Undocking from the minimized state is not supported
                 return false;
             } else {
@@ -1894,7 +1892,6 @@
         updateEmptyShadeView();
 
         updateQsExpansionEnabled();
-        mShadeUpdates.check();
 
         // Let's also update the icons
         mIconController.updateNotificationIcons(mNotificationData);
@@ -3071,24 +3068,6 @@
     }
 
     @Override // CommandQueue
-    public void buzzBeepBlinked() {
-    }
-
-    @Override
-    public void notificationLightOff() {
-        if (mDozeServiceHost != null) {
-            mDozeServiceHost.fireNotificationLight(false);
-        }
-    }
-
-    @Override
-    public void notificationLightPulse(int argb, int onMillis, int offMillis) {
-        if (mDozeServiceHost != null) {
-            mDozeServiceHost.fireNotificationLight(true);
-        }
-    }
-
-    @Override // CommandQueue
     public void setSystemUiVisibility(int vis, int fullscreenStackVis, int dockedStackVis,
             int mask, Rect fullscreenStackBounds, Rect dockedStackBounds) {
         final int oldVal = mSystemUiVisibility;
@@ -5059,44 +5038,9 @@
         return mStatusBarKeyguardViewManager.isShowing();
     }
 
-    private final class ShadeUpdates {
-        private final ArraySet<String> mVisibleNotifications = new ArraySet<String>();
-        private final ArraySet<String> mNewVisibleNotifications = new ArraySet<String>();
-
-        public void check() {
-            mNewVisibleNotifications.clear();
-            ArrayList<Entry> activeNotifications = mNotificationData.getActiveNotifications();
-            for (int i = 0; i < activeNotifications.size(); i++) {
-                final Entry entry = activeNotifications.get(i);
-                final boolean visible = entry.row != null
-                        && entry.row.getVisibility() == View.VISIBLE;
-                if (visible) {
-                    mNewVisibleNotifications.add(entry.key + entry.notification.getPostTime());
-                }
-            }
-            final boolean updates = !mVisibleNotifications.containsAll(mNewVisibleNotifications);
-            mVisibleNotifications.clear();
-            mVisibleNotifications.addAll(mNewVisibleNotifications);
-
-            // We have new notifications
-            if (updates && mDozeServiceHost != null) {
-                mDozeServiceHost.fireNewNotifications();
-            }
-        }
-    }
-
     private final class DozeServiceHost implements DozeHost {
-        // Amount of time to allow to update the time shown on the screen before releasing
-        // the wakelock.  This timeout is design to compensate for the fact that we don't
-        // currently have a way to know when time display contents have actually been
-        // refreshed once we've finished rendering a new frame.
-        private static final long PROCESSING_TIME = 500;
-
         private final ArrayList<Callback> mCallbacks = new ArrayList<Callback>();
 
-        // Keeps the last reported state by fireNotificationLight.
-        private boolean mNotificationLightOn;
-
         @Override
         public String toString() {
             return "PSB.DozeServiceHost[mCallbacks=" + mCallbacks.size() + "]";
@@ -5114,19 +5058,6 @@
             }
         }
 
-        public void fireNotificationLight(boolean on) {
-            mNotificationLightOn = on;
-            for (Callback callback : mCallbacks) {
-                callback.onNotificationLight(on);
-            }
-        }
-
-        public void fireNewNotifications() {
-            for (Callback callback : mCallbacks) {
-                callback.onNewNotifications();
-            }
-        }
-
         @Override
         public void addCallback(@NonNull Callback callback) {
             mCallbacks.add(callback);
@@ -5192,11 +5123,6 @@
         }
 
         @Override
-        public boolean isNotificationLightOn() {
-            return mNotificationLightOn;
-        }
-
-        @Override
         public void startPendingIntentDismissingKeyguard(PendingIntent intent) {
             StatusBar.this.startPendingIntentDismissingKeyguard(intent);
         }
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 6006d5a..11927729 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -2766,6 +2766,7 @@
 
     private void updateNotificationAnimationStates() {
         boolean running = mAnimationsEnabled || mPulsing;
+        mShelf.setAnimationsEnabled(running);
         int childCount = getChildCount();
         for (int i = 0; i < childCount; i++) {
             View child = getChildAt(i);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java
index ab562d1..5d11ef3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java
@@ -42,104 +42,11 @@
     private IStatusBarService mBarService;
 
     @Override
-    public void setIcon(String slot, StatusBarIcon icon) {
-    }
-
-    @Override
-    public void removeIcon(String slot) {
-    }
-
-    public void removeNotification(String key, RankingMap ranking) {
-    }
-
-    @Override
-    public void disable(int state1, int state2, boolean animate) {
-    }
-
-    @Override
-    public void animateExpandNotificationsPanel() {
-    }
-
-    @Override
-    public void animateCollapsePanels(int flags) {
-    }
-
-    @Override
-    public void setSystemUiVisibility(int vis, int fullscreenStackVis, int dockedStackVis,
-            int mask, Rect fullscreenStackBounds, Rect dockedStackBounds) {
-    }
-
-    @Override
-    public void topAppWindowChanged(boolean visible) {
-    }
-
-    @Override
-    public void setImeWindowStatus(IBinder token, int vis, int backDisposition,
-            boolean showImeSwitcher) {
-    }
-
-    @Override // CommandQueue
-    public void setWindowState(int window, int state) {
-    }
-
-    @Override // CommandQueue
-    public void buzzBeepBlinked() {
-    }
-
-    @Override // CommandQueue
-    public void notificationLightOff() {
-    }
-
-    @Override // CommandQueue
-    public void notificationLightPulse(int argb, int onMillis, int offMillis) {
-    }
-
-    @Override
-    public void animateExpandSettingsPanel(String subPanel) {
-    }
-
-    @Override
-    public void showScreenPinningRequest(int taskId) {
-    }
-
-    @Override
-    public void appTransitionPending() {
-    }
-
-    @Override
-    public void appTransitionCancelled() {
-    }
-
-    @Override
-    public void appTransitionStarting(long startTime, long duration) {
-    }
-
-    @Override
-    public void appTransitionFinished() {
-    }
-
-    @Override
-    public void onCameraLaunchGestureDetected(int source) {
-    }
-
-    @Override
     public void showTvPictureInPictureMenu() {
         PipManager.getInstance().showTvPictureInPictureMenu();
     }
 
     @Override
-    public void addQsTile(ComponentName tile) {
-    }
-
-    @Override
-    public void remQsTile(ComponentName tile) {
-    }
-
-    @Override
-    public void clickTile(ComponentName tile) {
-    }
-
-    @Override
     public void start() {
         putComponent(TvStatusBar.class, this);
         CommandQueue commandQueue = getComponent(CommandQueue.class);
@@ -160,8 +67,4 @@
         }
     }
 
-    @Override
-    public void handleSystemNavigationKey(int arg1) {
-        // Not implemented
-    }
 }
diff --git a/packages/SystemUI/tests/res/layout/custom_view_dark.xml b/packages/SystemUI/tests/res/layout/custom_view_dark.xml
new file mode 100644
index 0000000..9e460a5
--- /dev/null
+++ b/packages/SystemUI/tests/res/layout/custom_view_dark.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2017 The Android Open Source Project
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#ff000000"
+    />
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java
index 43f8629..5b22986 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java
@@ -171,27 +171,6 @@
     }
 
     @Test
-    public void testBuzzBeepBlink() {
-        mCommandQueue.buzzBeepBlinked();
-        waitForIdleSync();
-        verify(mCallbacks).buzzBeepBlinked();
-    }
-
-    @Test
-    public void testNotificationLightOff() {
-        mCommandQueue.notificationLightOff();
-        waitForIdleSync();
-        verify(mCallbacks).notificationLightOff();
-    }
-
-    @Test
-    public void testNotificationLightPulse() {
-        mCommandQueue.notificationLightPulse(1, 2, 3);
-        waitForIdleSync();
-        verify(mCallbacks).notificationLightPulse(eq(1), eq(2), eq(3));
-    }
-
-    @Test
     public void testScreenPinRequest() {
         mCommandQueue.showScreenPinningRequest(1);
         waitForIdleSync();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationCustomViewWrapperTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationCustomViewWrapperTest.java
new file mode 100644
index 0000000..d07cea1
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationCustomViewWrapperTest.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.systemui.statusbar;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.annotation.UiThreadTest;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+import android.view.View;
+import android.widget.RemoteViews;
+
+import com.android.systemui.R;
+import com.android.systemui.statusbar.notification.NotificationCustomViewWrapper;
+import com.android.systemui.statusbar.notification.NotificationViewWrapper;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class NotificationCustomViewWrapperTest {
+
+    private Context mContext;
+    private ExpandableNotificationRow mRow;
+
+    @Before
+    @UiThreadTest
+    public void setUp() {
+        mContext = InstrumentationRegistry.getTargetContext();
+        mRow = new ExpandableNotificationRow(mContext, null);
+    }
+
+    @Test
+    public void testBackgroundPersists() {
+        RemoteViews views = new RemoteViews(mContext.getPackageName(), R.layout.custom_view_dark);
+        View v = views.apply(mContext, null);
+        NotificationViewWrapper wrap = NotificationCustomViewWrapper.wrap(mContext, v, mRow);
+        wrap.notifyContentUpdated(null, false /* isLowPriority */);
+        Assert.assertTrue(wrap.getCustomBackgroundColor() != 0);
+        views.reapply(mContext, v);
+        wrap.notifyContentUpdated(null, false /* isLowPriority */);
+        Assert.assertTrue(wrap.getCustomBackgroundColor() != 0);
+    }
+
+}
\ No newline at end of file
diff --git a/services/autofill/java/com/android/server/autofill/AutoFillManagerService.java b/services/autofill/java/com/android/server/autofill/AutoFillManagerService.java
index 78436f7..178a697 100644
--- a/services/autofill/java/com/android/server/autofill/AutoFillManagerService.java
+++ b/services/autofill/java/com/android/server/autofill/AutoFillManagerService.java
@@ -34,7 +34,6 @@
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.Looper;
-import android.os.Message;
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.ResultReceiver;
@@ -43,7 +42,6 @@
 import android.provider.Settings;
 import android.service.autofill.IAutoFillManagerService;
 import android.text.TextUtils;
-import android.text.format.DateUtils;
 import android.util.LocalLog;
 import android.util.Log;
 import android.util.Slog;
@@ -72,66 +70,47 @@
 public final class AutoFillManagerService extends SystemService {
 
     private static final String TAG = "AutoFillManagerService";
-    static final boolean DEBUG = true; // TODO(b/33197203): change to false once stable
+    static final boolean DEBUG = false;
 
-    private static final long SERVICE_BINDING_LIFETIME_MS = 5 * DateUtils.MINUTE_IN_MILLIS;
-
-    private static final int MSG_UNBIND = 1;
-    private static final int MSG_REQUEST_AUTO_FILL_FOR_USER = 2;
-    private static final int MSG_REQUEST_AUTO_FILL = 3;
+    protected static final int MSG_REQUEST_AUTO_FILL_FOR_USER = 1;
+    protected static final int MSG_REQUEST_AUTO_FILL = 2;
+    private static final int MSG_REQUEST_SAVE_FOR_USER = 3;
     private static final int MSG_ON_VALUE_CHANGED = 4;
-    private static final int MSG_REQUEST_SAVE_FOR_USER = 5;
 
-    private final AutoFillManagerServiceStub mServiceStub;
     private final Context mContext;
-    private final ContentResolver mResolver;
+    private final AutoFillUI mUi;
 
     private final Object mLock = new Object();
 
-    private final HandlerCaller.Callback mHandlerCallback = new HandlerCaller.Callback() {
-
-        @Override
-        public void executeMessage(Message msg) {
-            switch (msg.what) {
-                case MSG_UNBIND: {
-                    synchronized (mLock) {
-                        removeCachedServiceLocked(msg.arg1);
-                    }
-                    return;
-                } case MSG_REQUEST_AUTO_FILL_FOR_USER: {
-                    handleAutoFillForUser(msg.arg1);
-                    return;
-                } case MSG_REQUEST_SAVE_FOR_USER: {
-                    handleSaveForUser(msg.arg1);
-                    return;
-                } case MSG_REQUEST_AUTO_FILL: {
-                    final SomeArgs args = (SomeArgs) msg.obj;
-                    try {
-                        final int userId = msg.arg1;
-                        final int flags = msg.arg2;
-                        final IBinder activityToken = (IBinder) args.arg1;
-                        final AutoFillId autoFillId = (AutoFillId) args.arg2;
-                        final Rect bounds = (Rect) args.arg3;
-                        handleAutoFill(activityToken, userId, autoFillId, bounds, flags);
-                    } finally {
-                        args.recycle();
-                    }
-                    return;
-                } case MSG_ON_VALUE_CHANGED: {
-                    final SomeArgs args = (SomeArgs) msg.obj;
-                    try {
-                        final int userId = msg.arg1;
-                        final IBinder activityToken = (IBinder) args.arg1;
-                        final AutoFillId autoFillId = (AutoFillId) args.arg2;
-                        final AutoFillValue newValue = (AutoFillValue) args.arg3;
-                        handleValueChanged(activityToken, userId, autoFillId, newValue);
-                    } finally {
-                        args.recycle();
-                    }
-                    return;
-                } default: {
-                    Slog.w(TAG, "Invalid message: " + msg);
-                }
+    private final HandlerCaller.Callback mHandlerCallback = (msg) -> {
+        switch (msg.what) {
+            case MSG_REQUEST_AUTO_FILL_FOR_USER: {
+                handleAutoFillForUser(msg.arg1);
+                return;
+            } case MSG_REQUEST_SAVE_FOR_USER: {
+                handleSaveForUser(msg.arg1);
+                return;
+            } case MSG_REQUEST_AUTO_FILL: {
+                final SomeArgs args = (SomeArgs) msg.obj;
+                final int userId = msg.arg1;
+                final int flags = msg.arg2;
+                final IBinder activityToken = (IBinder) args.arg1;
+                final AutoFillId autoFillId = (AutoFillId) args.arg2;
+                final Rect bounds = (Rect) args.arg3;
+                args.recycle();
+                handleAutoFill(activityToken, userId, autoFillId, bounds, flags);
+                return;
+            } case MSG_ON_VALUE_CHANGED: {
+                final SomeArgs args = (SomeArgs) msg.obj;
+                final int userId = msg.arg1;
+                final IBinder activityToken = (IBinder) args.arg1;
+                final AutoFillId autoFillId = (AutoFillId) args.arg2;
+                final AutoFillValue newValue = (AutoFillValue) args.arg3;
+                args.recycle();
+                handleValueChanged(activityToken, userId, autoFillId, newValue);
+                return;
+            } default: {
+                Slog.w(TAG, "Invalid message: " + msg);
             }
         }
     };
@@ -148,10 +127,10 @@
      * Entries on this cache are added on demand and removed when:
      * <ol>
      *   <li>An auto-fill service app is removed.
-     *   <li>The {@link android.provider.Settings.Secure#AUTO_FILL_SERVICE} for an user change.
-     *   <li>It has not been interacted with for {@link #SERVICE_BINDING_LIFETIME_MS} ms.
+     *   <li>The {@link android.provider.Settings.Secure#AUTO_FILL_SERVICE} for an user change.\
      * </ol>
      */
+    // TODO(b/33197203): Update the above comment
     @GuardedBy("mLock")
     private SparseArray<AutoFillManagerServiceImpl> mServicesCache = new SparseArray<>();
 
@@ -160,19 +139,14 @@
 
     public AutoFillManagerService(Context context) {
         super(context);
-
         mHandlerCaller = new HandlerCaller(null, Looper.getMainLooper(), mHandlerCallback, true);
-
         mContext = context;
-
-        mResolver = context.getContentResolver();
-        mServiceStub = new AutoFillManagerServiceStub();
+        mUi = new AutoFillUI(mContext);
     }
 
     @Override
     public void onStart() {
-        if (DEBUG) Slog.d(TAG, "onStart(): binding as " + AUTO_FILL_MANAGER_SERVICE);
-        publishBinderService(AUTO_FILL_MANAGER_SERVICE, mServiceStub);
+        publishBinderService(AUTO_FILL_MANAGER_SERVICE, new AutoFillManagerServiceStub());
     }
 
     @Override
@@ -186,61 +160,41 @@
         ComponentName serviceComponent = null;
         ServiceInfo serviceInfo = null;
         final String componentName = Settings.Secure.getStringForUser(
-                mResolver, Settings.Secure.AUTO_FILL_SERVICE, userId);
+                mContext.getContentResolver(), Settings.Secure.AUTO_FILL_SERVICE, userId);
         if (!TextUtils.isEmpty(componentName)) {
             try {
                 serviceComponent = ComponentName.unflattenFromString(componentName);
                 serviceInfo = AppGlobals.getPackageManager().getServiceInfo(serviceComponent, 0,
                         userId);
             } catch (RuntimeException | RemoteException e) {
-                Slog.wtf(TAG, "Bad auto-fill service name " + componentName, e);
+                Slog.e(TAG, "Bad auto-fill service name " + componentName, e);
                 return null;
             }
         }
 
-        if (DEBUG) {
-            Slog.d(TAG, "getServiceComponentForUser(" + userId + "): component="
-                    + serviceComponent + ", info: " + serviceInfo);
-        }
         if (serviceInfo == null) {
-            if (DEBUG) Slog.d(TAG, "no service info for " + serviceComponent);
             return null;
         }
-        return new AutoFillManagerServiceImpl(this, mContext, mLock, mRequestsHistory,
-                userId, serviceInfo.applicationInfo.uid, serviceComponent,
-                SERVICE_BINDING_LIFETIME_MS);
+
+        try {
+            return new AutoFillManagerServiceImpl(mContext, mLock, mRequestsHistory,
+                    userId, serviceComponent, mUi);
+        } catch (PackageManager.NameNotFoundException e) {
+            Slog.w(TAG, "Auto-fill service not found: " + serviceComponent, e);
+        }
+
+        return null;
     }
 
     /**
      * Gets the service instance for an user.
-     * <p>
-     * First it tries to return the existing instance from the cache; if it's not cached, it creates
-     * a new instance and caches it.
      */
-    // TODO(b/33197203): make private once AutoFillUi does not uses notifications
-    AutoFillManagerServiceImpl getServiceForUserLocked(int userId) {
+    AutoFillManagerServiceImpl getOrCreateServiceForUserLocked(int userId) {
         AutoFillManagerServiceImpl service = mServicesCache.get(userId);
-        if (service != null) {
-            if (DEBUG)
-                Log.d(TAG, "reusing cached service for userId " + userId);
-            service.setLifeExpectancy(SERVICE_BINDING_LIFETIME_MS);
-        } else {
+        if (service == null) {
             service = newServiceForUser(userId);
-            if (service == null) {
-                // Already logged
-                return null;
-            }
-            if (DEBUG) Log.d(TAG, "creating new cached service for userId " + userId);
-            service.startLocked();
             mServicesCache.put(userId, service);
         }
-        // Keep service connection alive for a while, in case user needs to interact with it
-        // (for example, to save the data that was inputted in)
-        if (mHandlerCaller.hasMessages(MSG_UNBIND)) {
-            mHandlerCaller.removeMessages(MSG_UNBIND);
-        }
-        mHandlerCaller.sendMessageDelayed(mHandlerCaller.obtainMessageI(MSG_UNBIND, userId),
-                SERVICE_BINDING_LIFETIME_MS);
         return service;
     }
 
@@ -248,22 +202,17 @@
      * Removes a cached service for a given user.
      */
     void removeCachedServiceLocked(int userId) {
-        if (DEBUG) Log.d(TAG, "removing cached service for userId " + userId);
         final AutoFillManagerServiceImpl service = mServicesCache.get(userId);
-        if (service == null) {
-            if (DEBUG) {
-                Log.d(TAG, "removeCachedServiceForUser(): no cached service for userId " + userId);
-            }
-            return;
+        if (service != null) {
+            mServicesCache.delete(userId);
+            service.destroyLocked();
         }
-        mServicesCache.delete(userId);
-        service.stopLocked();
     }
 
     private void handleAutoFill(IBinder activityToken, int userId, AutoFillId autoFillId,
             Rect bounds, int flags) {
         synchronized (mLock) {
-            final AutoFillManagerServiceImpl service = getServiceForUserLocked(userId);
+            final AutoFillManagerServiceImpl service = getOrCreateServiceForUserLocked(userId);
             if (service != null) {
                 service.requestAutoFillLocked(activityToken, autoFillId, bounds, flags);
             }
@@ -273,7 +222,7 @@
     private void handleValueChanged(IBinder activityToken, int userId, AutoFillId autoFillId,
             AutoFillValue newValue) {
         synchronized (mLock) {
-            final AutoFillManagerServiceImpl service = getServiceForUserLocked(userId);
+            final AutoFillManagerServiceImpl service = getOrCreateServiceForUserLocked(userId);
             if (service != null) {
                 service.onValueChangeLocked(activityToken, autoFillId, newValue);
             }
@@ -283,45 +232,32 @@
     private IBinder getTopActivityForUser() {
         final List<IBinder> topActivities = LocalServices
                 .getService(ActivityManagerInternal.class).getTopVisibleActivities();
-        if (DEBUG) Slog.d(TAG, "Top activities (" + topActivities.size() + "): " + topActivities);
         if (topActivities.isEmpty()) {
-            Slog.w(TAG, "Could not get top activity");
             return null;
         }
         return topActivities.get(0);
     }
 
     private void handleAutoFillForUser(int userId) {
-        if (DEBUG) Slog.d(TAG, "handler.requestAutoFillForUser(): id=" + userId);
         final IBinder activityToken = getTopActivityForUser();
-        if (activityToken == null) {
-            return;
+        if (activityToken != null) {
+            synchronized (mLock) {
+                final AutoFillManagerServiceImpl service =
+                        getOrCreateServiceForUserLocked(userId);
+                service.requestAutoFillLocked(activityToken, null, null, 0);
+            }
         }
 
-        synchronized (mLock) {
-            final AutoFillManagerServiceImpl service = getServiceForUserLocked(userId);
-            if (service == null) {
-                Slog.w(TAG, "no service for user " + userId);
-                return;
-            }
-            service.requestAutoFillLocked(activityToken, null, null, 0);
-        }
     }
 
     private void handleSaveForUser(int userId) {
-        if (DEBUG) Slog.d(TAG, "handler.handleSaveForUser(): id=" + userId);
         final IBinder activityToken = getTopActivityForUser();
-        if (activityToken == null) {
-            return;
-        }
-
-        synchronized (mLock) {
-            final AutoFillManagerServiceImpl service = getServiceForUserLocked(userId);
-            if (service == null) {
-                Slog.w(TAG, "no service for user " + userId);
-                return;
+        if (activityToken != null) {
+            synchronized (mLock) {
+                final AutoFillManagerServiceImpl service =
+                        getOrCreateServiceForUserLocked(userId);
+                service.requestSaveForUserLocked(activityToken);
             }
-            service.requestSaveForUserLocked(activityToken);
         }
     }
 
@@ -347,9 +283,6 @@
 
         @Override
         public void requestAutoFill(AutoFillId id, Rect bounds, int flags) {
-            if (DEBUG) Slog.d(TAG, "requestAutoFill: flags=" + flags + ", autoFillId=" + id
-                    + ", bounds=" + bounds);
-
             final IBinder activityToken = getTopActivity();
             if (activityToken != null) {
                 mHandlerCaller.sendMessage(mHandlerCaller.obtainMessageIIOOO(MSG_REQUEST_AUTO_FILL,
@@ -360,25 +293,19 @@
         @Override
         public void requestAutoFillForUser(int userId) {
             mContext.enforceCallingPermission(MANAGE_AUTO_FILL, TAG);
-
-            mHandlerCaller.sendMessage(
-                    mHandlerCaller.obtainMessageI(MSG_REQUEST_AUTO_FILL_FOR_USER, userId));
+            mHandlerCaller.sendMessage(mHandlerCaller.obtainMessageI(
+                    MSG_REQUEST_AUTO_FILL_FOR_USER, userId));
         }
 
         @Override
         public void requestSaveForUser(int userId) {
             mContext.enforceCallingPermission(MANAGE_AUTO_FILL, TAG);
-
-            mHandlerCaller.sendMessage(
-                    mHandlerCaller.obtainMessageI(MSG_REQUEST_SAVE_FOR_USER, userId));
+            mHandlerCaller.sendMessage(mHandlerCaller.obtainMessageI(MSG_REQUEST_SAVE_FOR_USER, userId));
         }
 
         @Override
         public void onValueChanged(AutoFillId id, AutoFillValue value) {
-            if (DEBUG) Slog.d(TAG, "onValueChanged(): id=" + id + ", value=" + value);
-
             final IBinder activityToken = getTopActivity();
-
             if (activityToken != null) {
                 mHandlerCaller.sendMessage(mHandlerCaller.obtainMessageIOOO(MSG_ON_VALUE_CHANGED,
                         UserHandle.getCallingUserId(), activityToken, id, value));
@@ -407,6 +334,7 @@
                         impl.dumpLocked("  ", pw);
                     }
                 }
+                mUi.dump(pw);
             }
             pw.println("Requests history:");
             mRequestsHistory.reverseDump(fd, pw, args);
@@ -430,7 +358,6 @@
 
         @Override
         public void onChange(boolean selfChange, Uri uri, int userId) {
-            if (DEBUG) Slog.d(TAG, "settings (" + uri + " changed for " + userId);
             synchronized (mLock) {
                 removeCachedServiceLocked(userId);
             }
diff --git a/services/autofill/java/com/android/server/autofill/AutoFillManagerServiceImpl.java b/services/autofill/java/com/android/server/autofill/AutoFillManagerServiceImpl.java
index 42e4fd3..e32e21d 100644
--- a/services/autofill/java/com/android/server/autofill/AutoFillManagerServiceImpl.java
+++ b/services/autofill/java/com/android/server/autofill/AutoFillManagerServiceImpl.java
@@ -16,15 +16,11 @@
 
 package com.android.server.autofill;
 
-import static android.service.autofill.AutoFillService.FLAG_AUTHENTICATION_ERROR;
-import static android.service.autofill.AutoFillService.FLAG_AUTHENTICATION_REQUESTED;
-import static android.service.autofill.AutoFillService.FLAG_AUTHENTICATION_SUCCESS;
 import static android.view.autofill.AutoFillManager.FLAG_UPDATE_UI_SHOW;
 import static android.view.autofill.AutoFillManager.FLAG_UPDATE_UI_HIDE;
 
 import static com.android.server.autofill.Helper.DEBUG;
 import static com.android.server.autofill.Helper.VERBOSE;
-import static com.android.server.autofill.Helper.bundleToString;
 
 import android.annotation.Nullable;
 import android.app.Activity;
@@ -38,33 +34,26 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.content.ServiceConnection;
+import android.content.IntentSender;
 import android.content.pm.PackageManager;
 import android.graphics.Rect;
-import android.hardware.fingerprint.Fingerprint;
-import android.hardware.fingerprint.IFingerprintService;
-import android.hardware.fingerprint.IFingerprintServiceReceiver;
-import android.os.Binder;
 import android.os.Bundle;
-import android.os.DeadObjectException;
 import android.os.IBinder;
+import android.os.ICancellationSignal;
 import android.os.RemoteException;
-import android.os.ServiceManager;
-import android.os.SystemClock;
-import android.os.UserHandle;
 import android.service.autofill.AutoFillService;
 import android.service.autofill.AutoFillServiceInfo;
+import android.service.autofill.FillCallback;
 import android.service.autofill.IAutoFillAppCallback;
-import android.service.autofill.IAutoFillServerCallback;
 import android.service.autofill.IAutoFillService;
+import android.service.autofill.IFillCallback;
 import android.service.voice.VoiceInteractionSession;
 import android.util.ArrayMap;
+import android.util.ArraySet;
 import android.util.LocalLog;
-import android.util.Log;
 import android.util.PrintWriterPrinter;
 import android.util.Slog;
 import android.util.SparseArray;
-import android.util.TimeUtils;
 import android.view.autofill.AutoFillId;
 import android.view.autofill.AutoFillValue;
 import android.view.autofill.Dataset;
@@ -77,8 +66,6 @@
 import java.io.PrintWriter;
 import java.lang.ref.WeakReference;
 import java.util.HashMap;
-import java.util.LinkedList;
-import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 
@@ -95,24 +82,13 @@
     private static int sSessionIdCounter = 0;
 
     private final int mUserId;
-    private final int mUid;
     private final ComponentName mComponent;
     private final String mComponentName;
     private final Context mContext;
     private final IActivityManager mAm;
     private final Object mLock;
     private final AutoFillServiceInfo mInfo;
-    private final AutoFillManagerService mManagerService;
-
-    // Token used for fingerprint authentication
-    // TODO(b/33197203): create on demand?
-    private final IBinder mAuthToken = new Binder();
-
-    private final IFingerprintService mFingerprintService =
-            IFingerprintService.Stub.asInterface(ServiceManager.getService("fingerprint"));
-
-    @GuardedBy("mLock")
-    private final List<QueuedRequest> mQueuedRequests = new LinkedList<>();
+    private final AutoFillUI mUi;
 
     private final LocalLog mRequestsHistory;
 
@@ -122,15 +98,7 @@
             if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(intent.getAction())) {
                 final String reason = intent.getStringExtra("reason");
                 if (DEBUG) Slog.d(TAG, "close system dialogs: " + reason);
-
-                synchronized (mLock) {
-                    final int size = mSessions.size();
-                    for (int i = 0; i < size; i++) {
-                        final Session session = mSessions.valueAt(i);
-                        // TODO(b/33197203): invalidate the sessions instead?
-                        session.mUi.closeAll();
-                    }
-                }
+                mUi.hideAll();
             }
         }
     };
@@ -144,40 +112,7 @@
     // TODO(b/33197203): need to make sure service is bound while callback is pending and/or
     // use WeakReference
     @GuardedBy("mLock")
-    private static final SparseArray<Session> mSessions = new SparseArray<>();
-
-    private final ServiceConnection mConnection = new ServiceConnection() {
-        @Override
-        public void onServiceConnected(ComponentName name, IBinder service) {
-            if (DEBUG) Slog.d(TAG, "onServiceConnected():" + name);
-            synchronized (mLock) {
-                mService = IAutoFillService.Stub.asInterface(service);
-                try {
-                    mService.onConnected();
-                } catch (RemoteException e) {
-                    Slog.w(TAG, "Exception on service.onConnected(): " + e);
-                    return;
-                }
-                if (!mQueuedRequests.isEmpty()) {
-                    if (DEBUG) Slog.d(TAG, "queued requests:" + mQueuedRequests.size());
-                }
-                for (final QueuedRequest request: mQueuedRequests) {
-                    requestAutoFillLocked(request.activityToken, request.autoFillId,
-                            request.bounds, request.flags, false);
-                }
-                mQueuedRequests.clear();
-            }
-        }
-
-        @Override
-        public void onServiceDisconnected(ComponentName name) {
-            if (DEBUG) Slog.d(TAG, name + " disconnected");
-            synchronized (mLock) {
-                mService = null;
-                mManagerService.removeCachedServiceLocked(mUserId);
-            }
-        }
-    };
+    private final SparseArray<Session> mSessions = new SparseArray<>();
 
     /**
      * Receiver of assist data from the app's {@link Activity}, uses the {@code resultData} as
@@ -193,8 +128,13 @@
                 Slog.w(TAG, "no app callback on mAssistReceiver's resultData");
                 return;
             }
+
             final AssistStructure structure = resultData
                     .getParcelable(VoiceInteractionSession.KEY_STRUCTURE);
+            if (structure == null) {
+                Slog.w(TAG, "no assist structure for id " + resultCode);
+                return;
+            }
 
             final Session session;
             synchronized (mLock) {
@@ -203,91 +143,55 @@
                     Slog.w(TAG, "no server callback for id " + resultCode);
                     return;
                 }
-                session.setAppCallbackLocked(appBinder);
-                // TODO(b/33197203): since service is fetching the data (to use for save later),
-                // we should optimize what's sent (for example, remove layout containers,
-                // color / font info, etc...)
-                session.mStructure = structure;
-
-                // TODO(b/33197203, b/33269702): Must fetch the data so it's available later on
-                // handleSave(), even if if the activity is gone by then, but structure.ensureData()
-                // gives a ONE_WAY warning because system_service could block on app calls.
-                // We need to change AssistStructure so it provides a "one-way" writeToParcel()
-                // method that sends all the data
-                structure.ensureData();
-
-                structure.sanitizeForParceling(true);
-                if (VERBOSE) {
-                    Slog.v(TAG, "Dumping " + structure + " before calling service.autoFill()");
-                    structure.dump();
-                }
-                mService.autoFill(structure, session.mServerCallback);
             }
+
+            // TODO(b/33197203): since service is fetching the data (to use for save later),
+            // we should optimize what's sent (for example, remove layout containers,
+            // color / font info, etc...)
+
+            // TODO(b/33197203, b/33269702): Must fetch the data so it's available later on
+            // handleSave(), even if if the activity is gone by then, but structure.ensureData()
+            // gives a ONE_WAY warning because system_service could block on app calls.
+            // We need to change AssistStructure so it provides a "one-way" writeToParcel()
+            // method that sends all the data
+            structure.ensureData();
+
+            structure.sanitizeForParceling(true);
+
+            if (VERBOSE) {
+                Slog.v(TAG, "Dumping " + structure + " before calling service.autoFill()");
+                structure.dump();
+            }
+
+            session.onApplicationDataAvailable(structure, appBinder);
         }
     };
 
-    @GuardedBy("mLock")
-    private IAutoFillService mService;
-    @GuardedBy("mLock")
-    private boolean mBound;
-    @GuardedBy("mLock")
-    private boolean mValid;
-
-    // Estimated time when the service will be evicted from the cache.
-    long mEstimateTimeOfDeath;
-
-    AutoFillManagerServiceImpl(AutoFillManagerService managerService, Context context, Object lock,
-            LocalLog requestsHistory, int userId, int uid, ComponentName component, long ttl) {
-        mManagerService = managerService;
+    AutoFillManagerServiceImpl(Context context, Object lock, LocalLog requestsHistory,
+            int userId, ComponentName component, AutoFillUI ui)
+            throws PackageManager.NameNotFoundException {
         mContext = context;
         mLock = lock;
         mRequestsHistory = requestsHistory;
         mUserId = userId;
-        mUid = uid;
         mComponent = component;
         mComponentName = mComponent.flattenToShortString();
         mAm = ActivityManager.getService();
-        setLifeExpectancy(ttl);
+        mUi = ui;
+        mInfo = new AutoFillServiceInfo(context.getPackageManager(), component, mUserId);
 
-        final AutoFillServiceInfo info;
-        try {
-            info = new AutoFillServiceInfo(context.getPackageManager(), component, mUserId);
-        } catch (PackageManager.NameNotFoundException e) {
-            Slog.w(TAG, "Auto-fill service not found: " + component, e);
-            mInfo = null;
-            mValid = false;
-            return;
-        }
-        mInfo = info;
-        if (mInfo.getParseError() != null) {
-            Slog.w(TAG, "Bad auto-fill service: " + mInfo.getParseError());
-            mValid = false;
-            return;
-        }
-
-        mValid = true;
         IntentFilter filter = new IntentFilter();
         filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
         mContext.registerReceiver(mBroadcastReceiver, filter, null, FgThread.getHandler());
     }
 
-    void setLifeExpectancy(long ttl) {
-        mEstimateTimeOfDeath = SystemClock.uptimeMillis() + ttl;
-    }
 
-    void startLocked() {
-        if (DEBUG) Slog.d(TAG, "startLocked()");
-
-        final Intent intent = new Intent(AutoFillService.SERVICE_INTERFACE);
-        intent.setComponent(mComponent);
-        mBound = mContext.bindServiceAsUser(intent, mConnection,
-                Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE, new UserHandle(mUserId));
-
-        if (!mBound) {
-            Slog.w(TAG, "Failed binding to auto-fill service " + mComponent);
-            return;
-        }
-        if (DEBUG) Slog.d(TAG, "Bound to " + mComponent);
+    /**
+     * Used by {@link AutoFillManagerServiceShellCommand} to request save for the current top app.
+     */
+    void requestSaveForUserLocked(IBinder activityToken) {
+        final Session session = getOrCreateSessionByTokenLocked(activityToken);
+        session.onSaveLocked();
     }
 
     /**
@@ -299,66 +203,17 @@
      * @param flags optional flags.
      */
     void requestAutoFillLocked(IBinder activityToken, @Nullable AutoFillId autoFillId,
-            @Nullable Rect bounds, int flags) {
-        if (!mBound) {
-            Slog.w(TAG, "requestAutoFillLocked() failed because it's not bound to service");
-            return;
-        }
-
-        requestAutoFillLocked(activityToken, autoFillId, bounds, flags, true);
-    }
-
-    /**
-     * Used by {@link AutoFillManagerServiceShellCommand} to request save for the current top app.
-     */
-    void requestSaveForUserLocked(IBinder activityToken) {
-        if (!mBound) {
-            Slog.w(TAG, "requestSaveForUserLocked() failed because it's not bound to service");
-            return;
-        }
-        if (mService == null) {
-            Slog.w(TAG, "requestSaveForUserLocked: service not set");
-            return;
-        }
-
-        final Session session = getSessionByTokenLocked(activityToken);
-        if (session == null) {
-            Slog.w(TAG, "requestSaveForUserLocked(): no session for " + activityToken);
-            return;
-        }
-
-        session.onSaveLocked();
-    }
-
-    private void requestAutoFillLocked(IBinder activityToken, @Nullable AutoFillId autoFillId,
-            @Nullable Rect bounds, int flags, boolean queueIfNecessary) {
-        if (mService == null) {
-            if (!queueIfNecessary) {
-                Slog.w(TAG, "requestAutoFillLocked(): service is null");
-                return;
-            }
-            if (DEBUG) Slog.d(TAG, "requestAutoFillLocked(): service not set yet, queuing it");
-            mQueuedRequests.add(new QueuedRequest(activityToken, autoFillId, bounds, flags));
-            return;
-        }
-
+          @Nullable Rect bounds, int flags) {
         final String historyItem = "s=" + mComponentName + " u=" + mUserId + " f=" + flags
                 + " a=" + activityToken + " i=" + autoFillId + " b=" + bounds;
         mRequestsHistory.log(historyItem);
 
         // TODO(b/33197203): Handle partitioning
-        Session session = getSessionByTokenLocked(activityToken);
-
-        if (session == null) {
-            session = createSessionByTokenLocked(activityToken);
-        } else {
-            if (DEBUG) Slog.d(TAG, "reusing session for " + activityToken + ": " + session.mId);
-        }
-
+        Session session = getOrCreateSessionByTokenLocked(activityToken);
         session.updateAutoFillInput(flags, autoFillId, null, bounds);
     }
 
-    private Session getSessionByTokenLocked(IBinder activityToken) {
+    private Session getOrCreateSessionByTokenLocked(IBinder activityToken) {
         final int size = mSessions.size();
         for (int i = 0; i < size; i++) {
             final Session session = mSessions.valueAt(i);
@@ -366,14 +221,14 @@
                 return session;
             }
         }
-        return null;
+        return createSessionByTokenLocked(activityToken);
     }
 
     private Session createSessionByTokenLocked(IBinder activityToken) {
         final int sessionId = ++sSessionIdCounter;
         if (DEBUG) Slog.d(TAG, "creating session for " + activityToken + ": " + sessionId);
 
-        final Session newSession = new Session(sessionId, activityToken);
+        final Session newSession = new Session(mContext, activityToken, sessionId);
         mSessions.put(sessionId, newSession);
 
         /*
@@ -401,88 +256,33 @@
      */
     void onValueChangeLocked(IBinder activityToken, AutoFillId autoFillId, AutoFillValue newValue) {
         // TODO(b/33197203): add MetricsLogger call
-        final Session session = getSessionByTokenLocked(activityToken);
-        if (session == null) {
-            Slog.w(TAG, "onValueChangeLocked(): session gone for " + activityToken);
-            return;
-        }
-
+        final Session session = getOrCreateSessionByTokenLocked(activityToken);
         session.updateValueLocked(autoFillId, newValue);
     }
 
-    void stopLocked() {
-        if (DEBUG) Slog.d(TAG, "stopLocked()");
-
-        // Sanity check.
-        if (mService == null) {
-            Slog.w(TAG, "service already null on shutdown");
-            return;
-        }
-        try {
-            mService.onDisconnected();
-        } catch (RemoteException e) {
-            if (! (e instanceof DeadObjectException)) {
-                Slog.w(TAG, "Exception calling service.onDisconnected(): " + e);
-            }
-        } finally {
-            mService = null;
-        }
-
-        if (mBound) {
-            mContext.unbindService(mConnection);
-            mBound = false;
-        }
-        if (mValid) {
-            mContext.unregisterReceiver(mBroadcastReceiver);
-        }
-    }
-
     void removeSessionLocked(int id) {
         if (DEBUG) Slog.d(TAG, "Removing session " + id);
-        mSessions.remove(id);
+        mSessions.get(id);
+    }
 
-        // TODO(b/33197203): notify mService so it can invalidate the FillCallback / SaveCallback
-        // and cached AssistStructures
+    void destroyLocked() {
+        mContext.unregisterReceiver(mBroadcastReceiver);
+        final int sessionCount = mSessions.size();
+        for (int i = sessionCount - 1; i >= 0; i--) {
+            Session session = mSessions.valueAt(i);
+            session.destroy();
+            mSessions.removeAt(i);
+        }
     }
 
     void dumpLocked(String prefix, PrintWriter pw) {
-        if (!mValid) {
-            pw.print("  NOT VALID: ");
-            if (mInfo == null) {
-                pw.println("no info");
-            } else {
-                pw.println(mInfo.getParseError());
-            }
-            return;
-        }
-
         final String prefix2 = prefix + "  ";
-
-        pw.print(prefix); pw.print("mUserId="); pw.println(mUserId);
-        pw.print(prefix); pw.print("mUid="); pw.println(mUid);
-        pw.print(prefix); pw.print("mComponent="); pw.println(mComponentName);
-        pw.print(prefix); pw.print("mService: "); pw.println(mService);
-        pw.print(prefix); pw.print("mBound="); pw.println(mBound);
-        pw.print(prefix); pw.print("mEstimateTimeOfDeath=");
-            TimeUtils.formatDuration(mEstimateTimeOfDeath, SystemClock.uptimeMillis(), pw);
-            pw.println();
-        pw.print(prefix); pw.print("mAuthToken: "); pw.println(mAuthToken);
-
         if (DEBUG) {
             // ServiceInfo dump is too noisy and redundant (it can be obtained through other dumps)
             pw.print(prefix); pw.println("ServiceInfo:");
             mInfo.getServiceInfo().dump(new PrintWriterPrinter(pw), prefix + prefix);
         }
 
-        if (mQueuedRequests.isEmpty()) {
-            pw.print(prefix); pw.println("No queued requests");
-        } else {
-            pw.print(prefix); pw.println("Queued requests:");
-            for (int i = 0; i < mQueuedRequests.size(); i++) {
-                pw.print(prefix2); pw.print(i); pw.print(": "); pw.println(mQueuedRequests.get(i));
-            }
-        }
-
         pw.print(prefix); pw.print("sSessionIdCounter="); pw.println(sSessionIdCounter);
         final int size = mSessions.size();
         if (size == 0) {
@@ -498,32 +298,10 @@
 
     @Override
     public String toString() {
-        return "AutoFillManagerServiceImpl: [userId=" + mUserId + ", uid=" + mUid
+        return "AutoFillManagerServiceImpl: [userId=" + mUserId
                 + ", component=" + mComponentName + "]";
     }
 
-    private static final class QueuedRequest {
-        final IBinder activityToken;
-        final AutoFillId autoFillId;
-        final Rect bounds;
-        final int flags;
-
-        QueuedRequest(IBinder activityToken, AutoFillId autoFillId, Rect bounds, int flags) {
-            this.activityToken = activityToken;
-            this.autoFillId = autoFillId;
-            this.bounds = bounds;
-            this.flags = flags;
-        }
-
-        @Override
-        public String toString() {
-            if (!DEBUG) return super.toString();
-
-            return "QueuedRequest: [flags=" + flags + ", token=" + activityToken
-                    + ", id=" + autoFillId + ", bounds=" + bounds;
-        }
-    }
-
     /**
      * State for a given view with a AutoFillId.
      *
@@ -553,12 +331,7 @@
          * Response should only be set once.
          */
         void setResponse(FillResponse response) {
-            if (mResponse != null) {
-                Slog.e(TAG, "ViewState response set more than once");
-                return;
-            }
             mResponse = response;
-
             maybeCallOnFillReady();
         }
 
@@ -608,39 +381,27 @@
     // - On all authentication scenarios.
     // - When user does not interact back after a while.
     // - When service is unbound.
-    final class Session implements ViewState.Listener {
+    final class Session implements RemoteFillService.FillServiceCallbacks, ViewState.Listener,
+            AutoFillUI.AutoFillUiCallback {
+        private final int mId;
 
-        private final AutoFillUI mUi;
         private final WeakReference<IBinder> mActivityToken;
 
         @GuardedBy("mLock")
         private final Map<AutoFillId, ViewState> mViewStates = new ArrayMap<>();
+
         @GuardedBy("mLock")
         @Nullable
         private ViewState mCurrentViewState;
 
         private IAutoFillAppCallback mAppCallback;
 
+        @GuardedBy("mLock")
+        RemoteFillService mRemoteFillService;
+
         // TODO(b/33197203): Get a response per view instead of per activity.
         @GuardedBy("mLock")
         private FillResponse mCurrentResponse;
-        @GuardedBy("mLock")
-        private FillResponse mResponseRequiringAuth;
-        @GuardedBy("mLock")
-        private Dataset mDatasetRequiringAuth;
-
-        /**
-         * Used to auto-fill the activity directly when the FillCallback.onResponse() is called as
-         * the result of a successful user authentication on service's side.
-         */
-        @GuardedBy("mLock")
-        private boolean mAutoFillDirectly;
-
-        /**
-         * Used to remember which {@link Dataset} filled the session.
-         */
-        @GuardedBy("mLock")
-        private Dataset mAutoFilledDataset;
 
         /**
          * Map of ids that must be updated so they're send to {@link #onSaveLocked()}.
@@ -652,168 +413,77 @@
          * Assist structure sent by the app; it will be updated (sanitized, change values for save)
          * before sent to {@link AutoFillService}.
          */
+        @GuardedBy("mLock")
         private AssistStructure mStructure;
 
-        // TODO(b/33197203): use handler to handle results?
-        // TODO(b/33197203): handle all callback methods and/or cancelation?
-        private IFingerprintServiceReceiver mServiceReceiver =
-                new IFingerprintServiceReceiver.Stub() {
+        private Session(Context context, IBinder activityToken, int id) {
+            mActivityToken = new WeakReference<>(activityToken);
+            mRemoteFillService = new RemoteFillService(context, mComponent, mUserId, this);
+            mId = id;
+        }
 
-            @Override
-            public void onEnrollResult(long deviceId, int fingerId, int groupId, int remaining) {
-                if (DEBUG) Slog.d(TAG, "onEnrollResult()");
+        // FillServiceCallbacks
+        @Override
+        public void onFillRequestSuccess(FillResponse response) {
+            // TODO(b/33197203): add MetricsLogger call
+            if (response == null) {
+                destroy();
+                return;
             }
-
-            @Override
-            public void onAcquired(long deviceId, int acquiredInfo, int vendorCode) {
-                if (DEBUG) Slog.d(TAG, "onAcquired()");
+            synchronized (mLock) {
+                processResponseLocked(response);
             }
+        }
 
-            @Override
-            public void onAuthenticationSucceeded(long deviceId, Fingerprint fp, int userId) {
-                if (DEBUG) Slog.d(TAG, "onAuthenticationSucceeded(): " + fp.getGroupId());
+        // FillServiceCallbacks
+        @Override
+        public void onFillRequestFailure(CharSequence message) {
+            // TODO(b/33197203): add MetricsLogger call
+            getUiForShowing().showError(message);
+            destroy();
+        }
 
-                // First, check what was authenticated, a response or a dataset.
-                // Then, decide how to handle it:
-                // - If service provided data, handle them directly.
-                // - Otherwise, notify service.
+        // FillServiceCallbacks
+        @Override
+        public void onSaveRequestSuccess() {
+            // TODO: Implement
+        }
 
-                mAutoFillDirectly = true;
+        // FillServiceCallbacks
+        @Override
+        public void onSaveRequestFailure(CharSequence message) {
+            // TODO(b/33197203): add MetricsLogger call
+            getUiForShowing().showError(message);
+            destroy();
+        }
 
-                if (mDatasetRequiringAuth != null) {
-                    if (mDatasetRequiringAuth.isEmpty()) {
-                        notifyDatasetAuthenticationResult(mDatasetRequiringAuth.getExtras(),
-                                FLAG_AUTHENTICATION_SUCCESS);
-                    } else {
-                        autoFillApp(mDatasetRequiringAuth);
-                    }
-                } else if (mResponseRequiringAuth != null) {
-                    final List<Dataset> datasets = mResponseRequiringAuth.getDatasets();
-                    if (datasets.isEmpty()) {
-                        notifyResponseAuthenticationResult(mResponseRequiringAuth.getExtras(),
-                                FLAG_AUTHENTICATION_SUCCESS);
-                    } else {
-                        showResponseLocked(mResponseRequiringAuth, true);
-                    }
-                } else {
-                    Slog.w(TAG, "onAuthenticationSucceeded(): no response or dataset");
-                }
+        // FillServiceCallbacks
+        @Override
+        public void authenticate(IntentSender intent, Intent fillInIntent) {
+            startAuthIntent(intent, fillInIntent);
+        }
 
-                mUi.dismissFingerprintRequest(true);
+        // FillServiceCallbacks
+        @Override
+        public void onServiceDied(RemoteFillService service) {
+            // TODO: Implement
+        }
+
+        // AutoFillUiCallback
+        @Override
+        public void fill(Dataset dataset) {
+            autoFill(dataset);
+        }
+
+        // AutoFillUiCallback
+        @Override
+        public void save() {
+            synchronized (mLock) {
+                onSaveLocked();
             }
-
-            @Override
-            public void onAuthenticationFailed(long deviceId) {
-                if (DEBUG) Slog.d(TAG, "onAuthenticationFailed()");
-                // Do nothing - onError() will be called after a few failures...
-            }
-
-            @Override
-            public void onError(long deviceId, int error, int vendorCode) {
-                if (DEBUG) Slog.d(TAG, "onError()");
-
-                // Notify service so it can fallback to its own authentication
-                if (mDatasetRequiringAuth != null) {
-                    notifyDatasetAuthenticationResult(mDatasetRequiringAuth.getExtras(),
-                            FLAG_AUTHENTICATION_ERROR);
-                } else if (mResponseRequiringAuth != null) {
-                    notifyResponseAuthenticationResult(mResponseRequiringAuth.getExtras(),
-                            FLAG_AUTHENTICATION_ERROR);
-                } else {
-                    Slog.w(TAG, "onError(): no response or dataset");
-                }
-
-                mUi.dismissFingerprintRequest(false);
-            }
-
-            @Override
-            public void onRemoved(long deviceId, int fingerId, int groupId, int remaining) {
-                if (DEBUG) Slog.d(TAG, "onRemoved()");
-            }
-
-            @Override
-            public void onEnumerated(long deviceId, int fingerId, int groupId, int remaining) {
-                if (DEBUG) Slog.d(TAG, "onEnumerated()");
-            }
-        };
-
-        private IAutoFillServerCallback mServerCallback = new IAutoFillServerCallback.Stub() {
-            @Override
-            public void showResponse(FillResponse response) {
-                // TODO(b/33197203): add MetricsLogger call
-                if (response == null) {
-                    if (DEBUG) Slog.d(TAG, "showResponse(): null response");
-
-                    removeSelf();
-                    return;
-                }
-
-                synchronized (mLock) {
-                    showResponseLocked(response, response.isAuthRequired());
-                }
-            }
-
-            @Override
-            public void showError(CharSequence message) {
-                // TODO(b/33197203): add MetricsLogger call
-                if (DEBUG) Slog.d(TAG, "showError(): " + message);
-
-                mUi.showError(message);
-                removeSelf();
-            }
-
-            @Override
-            public void onSaved() {
-                // TODO(b/33197203): add MetricsLogger call
-                if (DEBUG) Slog.d(TAG, "onSaved()");
-
-                removeSelf();
-            }
-
-            @Override
-            public void unlockFillResponse(int flags) {
-                // TODO(b/33197203): add proper MetricsLogger calls?
-                if (DEBUG) Log.d(TAG, "unlockUser(): flags=" + flags);
-
-                synchronized (mLock) {
-                    if ((flags & FLAG_AUTHENTICATION_SUCCESS) != 0) {
-                        if (mResponseRequiringAuth == null) {
-                            Log.wtf(TAG, "unlockUser(): no mResponseRequiringAuth on flags "
-                                    + flags);
-                            removeSelf();
-                            return;
-                        }
-                        final List<Dataset> datasets = mResponseRequiringAuth.getDatasets();
-                        if (datasets.isEmpty()) {
-                            Log.w(TAG, "unlockUser(): no dataset on previous response: "
-                                    + mResponseRequiringAuth);
-                            removeSelf();
-                            return;
-                        }
-                        mAutoFillDirectly = true;
-                        showResponseLocked(mResponseRequiringAuth, false);
-                    }
-                    // TODO(b/33197203): show UI error on authentication failure?
-                    // Or let service handle it?
-                }
-            }
-
-            @Override
-            public void unlockDataset(Dataset dataset, int flags) {
-                // TODO(b/33197203): add proper MetricsLogger calls?
-                if (DEBUG) Log.d(TAG, "unlockDataset(): dataset=" + dataset + ", flags=" + flags);
-
-                if ((flags & FLAG_AUTHENTICATION_SUCCESS) != 0) {
-                    autoFillApp(dataset != null ? dataset : mDatasetRequiringAuth);
-                    return;
-                }
-            }
-        };
-
-        final int mId;
+        }
 
         private Session(int id, IBinder activityToken) {
-            mUi = new AutoFillUI(mContext, this);
             mId = id;
             mActivityToken = new WeakReference<>(activityToken);
         }
@@ -826,7 +496,7 @@
 
           // TODO(b/33197203): ignore if not part of the savable ids.
           if (mUpdatedValues == null) {
-                // Lazy intializes it
+                // Lazy initializes it
                 mUpdatedValues = new HashMap<>();
             }
             mUpdatedValues.put(id, newValue);
@@ -847,32 +517,10 @@
             if (mUpdatedValues == null || mUpdatedValues.isEmpty()) {
                 // Nothing changed
                 if (DEBUG) Slog.d(TAG, "onSave(): when no changes, comes no responsibilities");
-
                 return;
             }
 
             // TODO(b/33197203): make sure the extras are tested by CTS
-            final Bundle responseExtras = mCurrentResponse == null ? null
-                    : mCurrentResponse.getExtras();
-            final Bundle datasetExtras = mAutoFilledDataset == null ? null
-                    : mAutoFilledDataset.getExtras();
-            final Bundle extras = (responseExtras == null && datasetExtras == null)
-                    ? null : new Bundle();
-            if (responseExtras != null) {
-                if (DEBUG) {
-                    Slog.d(TAG, "response extras on save extras: "
-                            + bundleToString(responseExtras));
-                }
-                extras.putBundle(AutoFillService.EXTRA_RESPONSE_EXTRAS, responseExtras);
-            }
-            if (datasetExtras != null) {
-                if (DEBUG) {
-                    Slog.d(TAG, "dataset extras on save extras: " + bundleToString(datasetExtras));
-                }
-                extras.putBundle(AutoFillService.EXTRA_DATASET_EXTRAS, datasetExtras);
-            }
-
-
             for (Entry<AutoFillId, AutoFillValue> entry : mUpdatedValues.entrySet()) {
                 final AutoFillId id = entry.getKey();
                 final ViewNode node = findViewNodeByIdLocked(id);
@@ -891,20 +539,24 @@
                 Slog.v(TAG, "Dumping " + mStructure + " before calling service.save()");
                 mStructure.dump();
             }
-            try {
-                mService.save(mStructure, mServerCallback, extras);
-            } catch (RemoteException e) {
-                Slog.w(TAG, "Error calling save on service: " + e);
-                // TODO(b/33197203): invalidate session?
-            }
+
+            mRemoteFillService.onSaveRequest(mStructure, mCurrentResponse.getExtras());
         }
 
-        void setAppCallbackLocked(IBinder appBinder) {
+        void onApplicationDataAvailable(AssistStructure structure, IBinder appCallback) {
+            setAppCallback(appCallback);
+            mStructure = structure;
+            // TODO(b/33197203): Need to pipe the bundle
+            mRemoteFillService.onFillRequest(structure, null);
+        }
+
+        private void setAppCallback(IBinder appBinder) {
             try {
                 appBinder.linkToDeath(() -> {
                     if (DEBUG) Slog.d(TAG, "app callback died");
                     // TODO(b/33197203): more cleanup here?
                     mAppCallback = null;
+                    destroy();
                 }, 0);
             } catch (RemoteException e) {
                 Slog.w(TAG, "linkToDeath() failed: " + e);
@@ -957,78 +609,105 @@
                     filterText = text.toString();
                 }
             }
-            mUi.showFillUi(viewState, response.getDatasets(), bounds, filterText);
+            getUiForShowing().showFillUi(viewState, response.getDatasets(), bounds, filterText);
         }
 
-        private void showResponseLocked(FillResponse response, boolean authRequired) {
-            if (DEBUG) Slog.d(TAG, "showResponse(directly=" + mAutoFillDirectly
-                    + ", authRequired=" + authRequired +"):" + response);
+        private void processResponseLocked(FillResponse response) {
+            if (DEBUG) Slog.d(TAG, "showResponse(authRequired="
+                    + response.getAuthentication() +"):" + response);
 
-            if (mAutoFillDirectly && response != null) {
-                final List<Dataset> datasets = response.getDatasets();
-                if (datasets.size() == 1) {
-                    // User authenticated and provider returned just 1 dataset - auto-fill it now!
-                    final Dataset dataset = datasets.get(0);
-                    if (DEBUG) Slog.d(TAG, "auto-filling directly from auth: " + dataset);
+            // TODO(b/33197203): add MetricsLogger calls
 
-                    autoFillApp(dataset);
-                    return;
-                }
-            }
+            mCurrentResponse = response;
 
-            if (!authRequired) {
-                // TODO(b/33197203): add MetricsLogger call
-                mCurrentResponse = response;
+            if (mCurrentResponse.getAuthentication() != null) {
+                // ...or handle authentication.
+                Intent fillInIntent = createAuthFillInIntent(response.getId(), mStructure,
+                        new Bundle(), new FillCallback(new IFillCallback.Stub() {
+                            @Override
+                            public void onCancellable(ICancellationSignal cancellation) {
+                                // TODO(b/33197203): Handle cancellation
+                            }
+
+                            @Override
+                            public void onSuccess(FillResponse response) {
+                                mCurrentResponse = createAuthenticatedResponse(
+                                        mCurrentResponse, response);
+                                processResponseLocked(mCurrentResponse);
+                            }
+
+                            @Override
+                            public void onFailure(CharSequence message) {
+                                getUiForShowing().showError(message);
+                                destroy();
+                            }
+                        }));
+
+                 getUiForShowing().showFillResponseAuthRequest(
+                         mCurrentResponse.getAuthentication(), fillInIntent);
+            } else {
                 // TODO(b/33197203): Consider using mCurrentResponse, depends on partitioning design
                 if (mCurrentViewState != null) {
                     mCurrentViewState.setResponse(mCurrentResponse);
                 }
-                return;
             }
-
-            // Handles response that requires authentication.
-            // TODO(b/33197203): add MetricsLogger call, including if fingerprint requested
-
-            mResponseRequiringAuth = response;
-            final boolean requiresFingerprint = response.hasCryptoObject();
-            if (requiresFingerprint) {
-                // TODO(b/33197203): check if fingerprint is available first and call error callback
-                // with FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE if it's not.
-                // Start scanning for the fingerprint.
-                scanFingerprint(response.getCryptoObjectOpId());
-            }
-            // Displays the message asking the user to tap (or fingerprint) for AutoFill.
-            mUi.showFillResponseAuthenticationRequest(requiresFingerprint,
-                    response.getExtras(), response.getFlags());
         }
 
         void autoFill(Dataset dataset) {
             synchronized (mLock) {
                 // Autofill it directly...
-                if (!dataset.isAuthRequired()) {
+                if (dataset.getAuthentication() == null) {
                     autoFillApp(dataset);
+                    // For now just show this on every fill
+                    getUiForShowing().showSaveUi();
                     return;
                 }
 
                 // ...or handle authentication.
-
-                mDatasetRequiringAuth = dataset;
-                final boolean requiresFingerprint = dataset.hasCryptoObject();
-                if (requiresFingerprint) {
-                    // TODO(b/33197203): check if fingerprint is available first and call error
-                    // callback with FLAG_FINGERPRINT_AUTHENTICATION_NOT_AVAILABLE if it's not.
-                    // Start scanning for the fingerprint.
-                    scanFingerprint(dataset.getCryptoObjectOpId());
-                    // Displays the message asking the user to tap (or fingerprint) for AutoFill.
-                    mUi.showDatasetFingerprintAuthenticationRequest(dataset);
-                } else {
-                    try {
-                        mService.authenticateDataset(dataset.getExtras(),
-                                FLAG_AUTHENTICATION_REQUESTED);
-                    } catch (RemoteException e) {
-                        Slog.w(TAG, "Error authenticating dataset: " + e);
+                Intent fillInIntent = createAuthFillInIntent(dataset.getId(), mStructure,
+                        new Bundle(), new FillCallback(new IFillCallback.Stub() {
+                    @Override
+                    public void onCancellable(ICancellationSignal cancellation) {
+                        // TODO(b/33197203): Handle cancellation
                     }
-                }
+
+                    @Override
+                    public void onSuccess(FillResponse response) {
+                        mCurrentResponse = createAuthenticatedResponse(
+                                mCurrentResponse, response);
+                        Dataset augmentedDataset = Helper.findDatasetById(dataset.getId(),
+                                mCurrentResponse);
+                        if (augmentedDataset != null) {
+                            autoFill(augmentedDataset);
+                        }
+                    }
+
+                    @Override
+                    public void onFailure(CharSequence message) {
+                        getUiForShowing().showError(message);
+                        destroy();
+                    }
+                }));
+
+                startAuthIntent(dataset.getAuthentication(), fillInIntent);
+            }
+        }
+
+        private Intent createAuthFillInIntent(String itemId, AssistStructure structure,
+                Bundle extras, FillCallback fillCallback) {
+            Intent fillInIntent = new Intent();
+            fillInIntent.putExtra(Intent.EXTRA_AUTO_FILL_ITEM_ID, itemId);
+            fillInIntent.putExtra(Intent.EXTRA_AUTO_FILL_ASSIST_STRUCTURE, structure);
+            fillInIntent.putExtra(Intent.EXTRA_AUTO_FILL_EXTRAS, extras);
+            fillInIntent.putExtra(Intent.EXTRA_AUTO_FILL_CALLBACK, fillCallback);
+            return fillInIntent;
+        }
+
+        private void startAuthIntent(IntentSender intent, Intent fillInIntent) {
+            try {
+                mAppCallback.startIntentSender(intent, fillInIntent);
+            } catch (RemoteException e) {
+                Slog.e(TAG, "Error launching auth intent", e);
             }
         }
 
@@ -1036,11 +715,6 @@
             pw.print(prefix); pw.print("mId: "); pw.println(mId);
             pw.print(prefix); pw.print("mActivityToken: "); pw.println(mActivityToken.get());
             pw.print(prefix); pw.print("mCurrentResponse: "); pw.println(mCurrentResponse);
-            pw.print(prefix);
-                pw.print("mResponseRequiringAuth: "); pw.println(mResponseRequiringAuth);
-            pw.print(prefix);
-                pw.print("mDatasetRequiringAuth: "); pw.println(mDatasetRequiringAuth);
-            pw.print(prefix); pw.print("mAutoFillDirectly: "); pw.println(mAutoFillDirectly);
             pw.print(prefix); pw.print("mCurrentViewStates: "); pw.println(mCurrentViewState);
             pw.print(prefix); pw.print("mViewStates: "); pw.println(mViewStates.size());
             final String prefix2 = prefix + "  ";
@@ -1057,42 +731,8 @@
             } else {
                 pw.println("null");
             }
-        }
 
-        /**
-         * Notifies the result of a {@link FillResponse} authentication request to the service.
-         *
-         * <p>Typically called by the UI after user taps the "Tap to autofill" affordance, or after user
-         * used the fingerprint sensors to authenticate.
-         */
-        void notifyResponseAuthenticationResult(Bundle extras, int flags) {
-            if (DEBUG) Slog.d(TAG, "notifyResponseAuthenticationResult(): flags=" + flags
-                    + ", extras=" + bundleToString(extras));
-            synchronized (mLock) {
-                try {
-                    mService.authenticateFillResponse(extras, flags);
-                } catch (RemoteException e) {
-                    Slog.w(TAG, "Error sending authentication result back to service: " + e);
-                }
-            }
-        }
-
-        /**
-         * Notifies the result of a {@link Dataset} authentication request to the service.
-         *
-         * <p>Typically called by the UI after user taps the "Tap to autofill" affordance, or after
-         * it gets the results from a fingerprint authentication.
-         */
-        void notifyDatasetAuthenticationResult(Bundle extras, int flags) {
-            if (DEBUG) Slog.d(TAG, "notifyDatasetAuthenticationResult(): flags=" + flags
-                    + ", extras=" + bundleToString(extras));
-            synchronized (mLock) {
-                try {
-                    mService.authenticateDataset(extras, flags);
-                } catch (RemoteException e) {
-                    Slog.w(TAG, "Error sending authentication result back to service: " + e);
-                }
-            }
+            mRemoteFillService.dump(prefix, pw);
         }
 
         void autoFillApp(Dataset dataset) {
@@ -1106,32 +746,9 @@
             }
         }
 
-        /**
-         * Called by UI to trigger a save request to the service.
-         */
-        void requestSave() {
-            synchronized (mLock) {
-                onSaveLocked();
-            }
-        }
-
-        private void scanFingerprint(long opId) {
-            // TODO(b/33197203): add MetricsLogger call
-            if (DEBUG) Slog.d(TAG, "Starting fingerprint scan for op id: " + opId);
-
-            // TODO(b/33197203): since we're clearing the AutoFillService's identity, make sure
-            // this method is only called at the proper times, otherwise a malicious provider could
-            // keep the callback refence to bypass the check
-            final long token = Binder.clearCallingIdentity();
-            try {
-                // TODO(b/33197203): set a timeout?
-                mFingerprintService.authenticate(mAuthToken, opId, mUserId, mServiceReceiver, 0,
-                        null);
-            } catch (RemoteException e) {
-                // Local call, shouldn't happen.
-            } finally {
-                Binder.restoreCallingIdentity(token);
-            }
+        private AutoFillUI getUiForShowing() {
+            mUi.setCallback(this, mId);
+            return mUi;
         }
 
         private ViewNode findViewNodeByIdLocked(AutoFillId id) {
@@ -1167,10 +784,89 @@
             return null;
         }
 
-        private void removeSelf() {
+        private void destroy() {
             synchronized (mLock) {
+                mRemoteFillService.destroy();
+                mUi.hideAll();
+                mUi.setCallback(null, 0);
                 removeSessionLocked(mId);
             }
         }
+
+        /**
+         * Creates a response from the {@code original} and an {@code update} by
+         * replacing all items that needed authentication (response or datasets)
+         * with their updated version if the latter does not need authentication.
+         * New datasets that don't require auth are appended.
+         *
+         * @param original The original response requiring auth at some level.
+         * @param update An updated response with auth not needed anymore at some level.
+         * @return A new response with updated items where auth is not needed anymore.
+         */
+        // TODO(b/33197203) Unit test
+        FillResponse createAuthenticatedResponse(FillResponse original, FillResponse update) {
+            // Can update only if ids match
+            if (!original.getId().equals(update.getId())) {
+                return original;
+            }
+
+            // If the original required auth and the update doesn't, the update wins
+            // but only if none of the update's datasets requires authentication.
+            if (original.getAuthentication() != null && update.getAuthentication() == null) {
+                ArraySet<Dataset> updateDatasets = update.getDatasets();
+                final int udpateDatasetCount = updateDatasets.size();
+                for (int i = 0; i < udpateDatasetCount; i++) {
+                    Dataset updateDataset = updateDatasets.valueAt(i);
+                    if (updateDataset.getAuthentication() != null) {
+                        return original;
+                    }
+                }
+                return update;
+            }
+
+            // If no auth on response level we create a response that has all
+            // datasets from the original with the ones that required auth but
+            // not anymore updated and new ones not requiring auth appended.
+
+            // The update shouldn't require auth
+            if (update.getAuthentication() != null) {
+                return original;
+            }
+
+            final FillResponse.Builder builder = new FillResponse.Builder(original.getId());
+
+            // Update existing datasets
+            final ArraySet<Dataset> origDatasets = original.getDatasets();
+            final int origDatasetCount = origDatasets.size();
+            for (int i = 0; i < origDatasetCount; i++) {
+                Dataset origDataset = origDatasets.valueAt(i);
+                ArraySet<Dataset> updateDatasets = update.getDatasets();
+                final int updateDatasetCount = updateDatasets.size();
+                for (int j = 0; j < updateDatasetCount; j++) {
+                    Dataset updateDataset = updateDatasets.valueAt(j);
+                    if (origDataset.getId().equals(updateDataset.getId())) {
+                        // The update shouldn't require auth
+                        if (updateDataset.getAuthentication() == null) {
+                            origDataset = updateDataset;
+                            updateDatasets.removeAt(j);
+                        }
+                        break;
+                    }
+                }
+                builder.addDataset(origDataset);
+            }
+
+            // Add new datasets
+            final ArraySet<Dataset> updateDatasets = update.getDatasets();
+            final int updateDatasetCount = updateDatasets.size();
+            for (int i = 0; i < updateDatasetCount; i++) {
+                final Dataset updateDataset = updateDatasets.valueAt(i);
+                builder.addDataset(updateDataset);
+            }
+
+            // For now no extras and savable id updates.
+
+            return builder.build();
+        }
     }
 }
diff --git a/services/autofill/java/com/android/server/autofill/AutoFillUI.java b/services/autofill/java/com/android/server/autofill/AutoFillUI.java
index 76c2916..da54d85 100644
--- a/services/autofill/java/com/android/server/autofill/AutoFillUI.java
+++ b/services/autofill/java/com/android/server/autofill/AutoFillUI.java
@@ -18,10 +18,7 @@
 
 import static com.android.server.autofill.Helper.DEBUG;
 
-import android.annotation.Nullable;
-import android.app.Activity;
 import android.app.Notification;
-import android.app.Notification.Action;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.StatusBarManager;
@@ -29,12 +26,11 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.IntentSender;
 import android.graphics.Rect;
-import android.graphics.PixelFormat;
 import android.os.Binder;
-import android.os.Bundle;
+import android.util.ArraySet;
 import android.util.Slog;
-import android.view.autofill.AutoFillId;
 import android.view.autofill.Dataset;
 import android.view.autofill.FillResponse;
 import android.view.Gravity;
@@ -44,27 +40,28 @@
 import android.view.WindowManager.LayoutParams;
 import android.widget.Toast;
 
-import com.android.internal.annotations.GuardedBy;
 import com.android.server.UiThread;
-import com.android.server.autofill.AutoFillManagerServiceImpl.Session;
 import com.android.server.autofill.AutoFillManagerServiceImpl.ViewState;
 
 import java.io.PrintWriter;
-import java.util.Arrays;
-import java.util.List;
 
 /**
  * Handles all auto-fill related UI tasks.
  */
 // TODO(b/33197203): document exactly what once the auto-fill bar is implemented
 final class AutoFillUI {
-
     private static final String TAG = "AutoFillUI";
 
+    private static final String EXTRA_AUTH_INTENT_SENDER =
+            "com.android.server.autofill.extra.AUTH_INTENT_SENDER";
+    private static final String EXTRA_AUTH_FILL_IN_INTENT =
+            "com.android.server.autofill.extra.AUTH_FILL_IN_INTENT";
+
     private final Context mContext;
-    private final Session mSession;
     private final WindowManager mWm;
 
+    // TODO(b/33197203) Fix locking - some state requires lock and some not - requires refactoring
+
     // Fill UI variables
     private AnchoredWindow mFillWindow;
     private DatasetPicker mFillView;
@@ -72,21 +69,39 @@
     private Rect mBounds;
     private String mFilterText;
 
+    private AutoFillUiCallback mCallback;
+    private int mClientId;
+
+    public interface AutoFillUiCallback {
+        void authenticate(IntentSender intent, Intent fillInIntent);
+        void fill(Dataset dataset);
+        void save();
+    }
+
     /**
      * Custom snackbar UI used for saving autofill or other informational messages.
      */
     private View mSnackbar;
 
-    AutoFillUI(Context context, Session session) {
+    AutoFillUI(Context context) {
         mContext = context;
-        mSession = session;
         mWm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
     }
 
+    void setCallback(AutoFillUiCallback callback, int clientId) {
+        hideAll();
+        mCallback = callback;
+        mClientId = clientId;
+    }
+
     /**
      * Displays an error message to the user.
      */
     void showError(CharSequence message) {
+        if (!hasCallback()) {
+            return;
+        }
+        hideAll();
         // TODO(b/33197203): proper implementation
         UiThread.getHandler().runWithScissors(() -> {
             Toast.makeText(mContext, "AutoFill error: " + message, Toast.LENGTH_LONG).show();
@@ -95,21 +110,17 @@
 
     /**
      * Hides the fill UI.
-     * Shows the options from a {@link FillResponse} so the user can pick up the proper
-     * {@link Dataset} (when the response has one) for a given view (identified by
-     * {@code autoFillId}).
      */
     void hideFillUi() {
         UiThread.getHandler().runWithScissors(() -> {
-            hideFillUiLocked();
+            hideFillUiUiThread();
         }, 0);
     }
 
-    // Must be called in inside UI Thread
-    private void hideFillUiLocked() {
+    @android.annotation.UiThread
+    private void hideFillUiUiThread() {
         if (mFillWindow != null) {
-            if (DEBUG) Slog.d(TAG, "hideFillUiLocked(): hide" + mFillWindow);
-
+            if (DEBUG) Slog.d(TAG, "hideFillUiUiThread(): hide" + mFillWindow);
             mFillWindow.hide();
         }
 
@@ -120,7 +131,6 @@
         mFillWindow = null;
     }
 
-
     /**
      * Shows the fill UI, removing the previous fill UI if the has changed.
      *
@@ -129,26 +139,31 @@
      * @param bounds bounds of the view to be filled, used if changed
      * @param filterText text of the view to be filled, used if changed
      */
-    void showFillUi(ViewState viewState, List<Dataset> datasets, Rect bounds,
+    void showFillUi(ViewState viewState, ArraySet<Dataset> datasets, Rect bounds,
             String filterText) {
+        if (!hasCallback()) {
+            return;
+        }
+        hideAll();
         UiThread.getHandler().runWithScissors(() -> {
             if (mViewState != viewState) {
-                // new
-                hideFillUi();
-
                 mViewState = viewState;
 
                 mFillView = new DatasetPicker(mContext, datasets,
                         (dataset) -> {
-                            mSession.autoFillApp(dataset);
+                            final AutoFillUiCallback callback;
+                            synchronized (mLock) {
+                                callback = mCallback;
+                            }
+                            callback.fill(dataset);
                             hideFillUi();
                         });
+                // TODO: No magical numbers
                 mFillWindow = new AnchoredWindow(
                         mWm, mFillView, 800, ViewGroup.LayoutParams.WRAP_CONTENT);
 
                 if (DEBUG) Slog.d(TAG, "show FillUi");
             }
-
             if (!bounds.equals(mBounds)) {
                 if (DEBUG) Slog.d(TAG, "update FillUi bounds: " + mBounds);
                 mBounds = bounds;
@@ -170,27 +185,14 @@
      * <p>It typically replaces the auto-fill bar with a message saying "Press fingerprint or tap to
      * autofill" or "Tap to autofill", depending on the value of {@code usesFingerprint}.
      */
-    void showFillResponseAuthenticationRequest(boolean usesFingerprint,
-            Bundle extras, int flags) {
-        // TODO(b/33197203): proper implementation
-        showAuthNotification(usesFingerprint, extras, flags);
-    }
-
-    /**
-     * Shows an UI affordance asking indicating that user action is required before a
-     * {@link Dataset} can be used.
-     *
-     * <p>It typically replaces the auto-fill bar with a message saying "Press fingerprint to
-     * autofill".
-     */
-    void showDatasetFingerprintAuthenticationRequest(Dataset dataset) {
-        if (DEBUG) Slog.d(TAG, "showDatasetAuthenticationRequest(): dataset=" + dataset);
-
-        // TODO(b/33197203): proper implementation (either pop up a fingerprint dialog or replace
-        // the auto-fill bar with a new message.
+    void showFillResponseAuthRequest(IntentSender intent, Intent fillInIntent) {
+        if (!hasCallback()) {
+            return;
+        }
+        hideAll();
         UiThread.getHandler().runWithScissors(() -> {
-            Toast.makeText(mContext, "AutoFill: press fingerprint to unlock " + dataset.getName(),
-                    Toast.LENGTH_LONG).show();
+            // TODO(b/33197203): proper implementation
+            showFillResponseAuthUiUiThread(intent, fillInIntent);
         }, 0);
     }
 
@@ -198,46 +200,36 @@
      * Shows the UI asking the user to save for auto-fill.
      */
     void showSaveUi() {
-        showSnackbar(new SavePrompt(mContext, new SavePrompt.OnSaveListener() {
-            @Override
-            public void onSaveClick() {
-                hideSnackbar();
-
-                // TODO(b/33197203): add MetricsLogger call
-                mSession.requestSave();
-            }
-            @Override
-            public void onCancelClick() {
-                hideSnackbar();
-            }
-        }));
-    }
-
-    /**
-     * Called by service after the user user the fingerprint sensors to authenticate.
-     */
-    void dismissFingerprintRequest(boolean success) {
-        if (DEBUG) Slog.d(TAG, "dismissFingerprintRequest(): ok=" + success);
-
-        dismissAuthNotification();
-
-        if (!success) {
-            // TODO(b/33197203): proper implementation (snack bar / i18n string)
-            UiThread.getHandler().runWithScissors(() -> {
-                Toast.makeText(mContext, "AutoFill: fingerprint failed", Toast.LENGTH_LONG).show();
-            }, 0);
+        if (!hasCallback()) {
+            return;
         }
+        hideAll();
+        UiThread.getHandler().runWithScissors(() -> {
+            showSnackbarUiThread(new SavePrompt(mContext,
+                    new SavePrompt.OnSaveListener() {
+                @Override
+                public void onSaveClick() {
+                    hideSnackbarUiThread();
+                    // TODO(b/33197203): add MetricsLogger call
+                    mCallback.save();
+                }
+
+                @Override
+                public void onCancelClick() {
+                    hideSnackbarUiThread();
+                }
+            }));
+        }, 0);
     }
 
     /**
-     * Closes all UI affordances.
+     * Hides all UI affordances.
      */
-    void closeAll() {
-        if (DEBUG) Slog.d(TAG, "closeAll()");
-
+    void hideAll() {
         UiThread.getHandler().runWithScissors(() -> {
-            hideSnackbarLocked();
-            hideFillUiLocked();
+            hideSnackbarUiThread();
+            hideFillUiUiThread();
+            hideFillResponseAuthUiUiThread();
         }, 0);
     }
 
@@ -245,7 +237,7 @@
         pw.println("AufoFill UI");
         final String prefix = "  ";
         pw.print(prefix); pw.print("sResultCode: "); pw.println(sResultCode);
-        pw.print(prefix); pw.print("mSessionId: "); pw.println(mSession.mId);
+        pw.print(prefix); pw.print("mClientId: "); pw.println(mClientId);
         pw.print(prefix); pw.print("mSnackBar: "); pw.println(mSnackbar);
         pw.print(prefix); pw.print("mViewState: "); pw.println(mViewState);
         pw.print(prefix); pw.print("mBounds: "); pw.println(mBounds);
@@ -254,7 +246,7 @@
 
     //similar to a snackbar, but can be a bit custom since it is more than just text. This will
     //allow two buttons for saving or not saving the autofill for instance as well.
-    private void showSnackbar(View snackBar) {
+    private void showSnackbarUiThread(View snackBar) {
         final LayoutParams params = new LayoutParams();
         params.setTitle("AutoFill Save");
         params.type = LayoutParams.TYPE_PHONE; // TODO(b/33197203) use app window token
@@ -274,20 +266,19 @@
         }, 0);
     }
 
-    private void hideSnackbar() {
-        UiThread.getHandler().runWithScissors(() -> {
-            hideSnackbarLocked();
-        }, 0);
-    }
-
-    // Must be called in inside UI Thread
-    private void hideSnackbarLocked() {
+    private void hideSnackbarUiThread() {
         if (mSnackbar != null) {
             mWm.removeView(mSnackbar);
             mSnackbar = null;
         }
     }
 
+    private boolean hasCallback() {
+        synchronized (mLock) {
+            return mCallback != null;
+        }
+    }
+
     /////////////////////////////////////////////////////////////////////////////////
     // TODO(b/33197203): temporary code using a notification to request auto-fill. //
     // Will be removed once UX decide the right way to present it to the user.     //
@@ -297,25 +288,13 @@
     private static final String NOTIFICATION_AUTO_FILL_INTENT =
             "com.android.internal.autofill.action.REQUEST_AUTOFILL";
 
-    // Extras used in the notification intents
-    private static final String EXTRA_USER_ID = "user_id";
-    private static final String EXTRA_NOTIFICATION_TYPE = "notification_type";
-    private static final String EXTRA_SESSION_ID = "session_id";
-    private static final String EXTRA_FILL_RESPONSE = "fill_response";
-    private static final String EXTRA_DATASET = "dataset";
-    private static final String EXTRA_AUTH_REQUIRED_EXTRAS = "auth_required_extras";
-    private static final String EXTRA_FLAGS = "flags";
-
-    private static final String TYPE_OPTIONS = "options";
-    private static final String TYPE_AUTH_RESPONSE = "auth_response";
-
     private BroadcastReceiver mNotificationReceiver;
     private final Object mLock = new Object();
 
     // Hack used to generate unique pending intents
     static int sResultCode = 0;
 
-    private void setNotificationListener() {
+    private void ensureNotificationListener() {
         synchronized (mLock) {
             if (mNotificationReceiver == null) {
                 mNotificationReceiver = new NotificationReceiver();
@@ -328,83 +307,58 @@
     final class NotificationReceiver extends BroadcastReceiver {
         @Override
         public void onReceive(Context context, Intent intent) {
-            final String type = intent.getStringExtra(EXTRA_NOTIFICATION_TYPE);
-            if (type == null) {
-                Slog.wtf(TAG, "No extra " + EXTRA_NOTIFICATION_TYPE + " on intent " + intent);
-                return;
-            }
-            final Dataset dataset = intent.getParcelableExtra(EXTRA_DATASET);
-            final int flags = intent.getIntExtra(EXTRA_FLAGS, 0);
-
-            if (DEBUG) Slog.d(TAG, "Notification received: type=" + type
-                    + ", sessionId=" + mSession.mId);
+            final AutoFillUiCallback callback;
             synchronized (mLock) {
-                switch (type) {
-                    case TYPE_AUTH_RESPONSE:
-                        mSession.notifyResponseAuthenticationResult(
-                                intent.getBundleExtra(EXTRA_AUTH_REQUIRED_EXTRAS), flags);
-                        break;
-                    default: {
-                        Slog.w(TAG, "Unknown notification type: " + type);
-                    }
-                }
+                callback = mCallback;
+            }
+            if (callback != null) {
+                IntentSender intentSender = intent.getParcelableExtra(EXTRA_AUTH_INTENT_SENDER);
+                Intent fillInIntent = intent.getParcelableExtra(EXTRA_AUTH_FILL_IN_INTENT);
+                callback.authenticate(intentSender, fillInIntent);
             }
             collapseStatusBar();
         }
     }
 
-    private static Intent newNotificationIntent(String type) {
-        final Intent intent = new Intent(NOTIFICATION_AUTO_FILL_INTENT);
-        intent.putExtra(EXTRA_NOTIFICATION_TYPE, type);
-        return intent;
-    }
-
-    private void showAuthNotification(boolean usesFingerprint,
-            Bundle extras, int flags) {
-        final long token = Binder.clearCallingIdentity();
-        try {
-            showAuthNotificationAsSystem(usesFingerprint, extras, flags);
-        } finally {
-            Binder.restoreCallingIdentity(token);
-        }
-    }
-
-    private void showAuthNotificationAsSystem(
-            boolean usesFingerprint, Bundle extras, int flags) {
+    @android.annotation.UiThread
+    private void showFillResponseAuthUiUiThread(IntentSender intent, Intent fillInIntent) {
         final String title = "AutoFill Authentication";
         final StringBuilder subTitle = new StringBuilder("Provider require user authentication.\n");
 
-        final Intent authIntent = newNotificationIntent(TYPE_AUTH_RESPONSE);
-        if (extras != null) {
-            authIntent.putExtra(EXTRA_AUTH_REQUIRED_EXTRAS, extras);
-        }
-        if (flags != 0) {
-            authIntent.putExtra(EXTRA_FLAGS, flags);
-        }
-        final PendingIntent authPendingIntent = PendingIntent.getBroadcast(mContext, ++sResultCode,
-                authIntent, PendingIntent.FLAG_ONE_SHOT);
+        final Intent authIntent = new Intent(NOTIFICATION_AUTO_FILL_INTENT);
+        authIntent.putExtra(EXTRA_AUTH_INTENT_SENDER, intent);
+        authIntent.putExtra(EXTRA_AUTH_FILL_IN_INTENT, fillInIntent);
 
-        if (usesFingerprint) {
-            subTitle.append("But kindly accepts your fingerprint instead"
-                    + "\n(tap fingerprint sensor to trigger it)");
+        final PendingIntent authPendingIntent = PendingIntent.getBroadcast(
+                mContext, ++sResultCode, authIntent, PendingIntent.FLAG_ONE_SHOT);
 
-        } else {
-            subTitle.append("Tap notification to launch its authentication UI.");
-        }
+        subTitle.append("Tap notification to launch its authentication UI.");
 
         final Notification.Builder notification = newNotificationBuilder()
                 .setAutoCancel(true)
                 .setOngoing(false)
                 .setContentTitle(title)
-                .setStyle(new Notification.BigTextStyle().bigText(subTitle.toString()));
-        if (authPendingIntent != null) {
-            notification.setContentIntent(authPendingIntent);
+                .setStyle(new Notification.BigTextStyle().bigText(subTitle.toString()))
+                .setContentIntent(authPendingIntent);
+
+        ensureNotificationListener();
+
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            NotificationManager.from(mContext).notify(mClientId, notification.build());
+        } finally {
+            Binder.restoreCallingIdentity(identity);
         }
-        NotificationManager.from(mContext).notify(mSession.mId, notification.build());
     }
 
-    private void dismissAuthNotification() {
-        NotificationManager.from(mContext).cancel(mSession.mId);
+    @android.annotation.UiThread
+    private void hideFillResponseAuthUiUiThread() {
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            NotificationManager.from(mContext).cancel(mClientId);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
     }
 
     private Notification.Builder newNotificationBuilder() {
diff --git a/services/autofill/java/com/android/server/autofill/DatasetPicker.java b/services/autofill/java/com/android/server/autofill/DatasetPicker.java
index 7245aaa..8212cf1 100644
--- a/services/autofill/java/com/android/server/autofill/DatasetPicker.java
+++ b/services/autofill/java/com/android/server/autofill/DatasetPicker.java
@@ -17,6 +17,7 @@
 
 import android.content.Context;
 import android.graphics.Color;
+import android.util.ArraySet;
 import android.view.autofill.Dataset;
 import android.view.View;
 import android.view.ViewGroup;
@@ -38,15 +39,13 @@
  * 3) the View is detached.
  */
 final class DatasetPicker extends ListView implements OnItemClickListener {
-    private static final String TAG = "DatasetPicker";
-
     interface Listener {
         void onDatasetPicked(Dataset dataset);
     }
 
     private final Listener mListener;
 
-    DatasetPicker(Context context, List<Dataset> datasets, Listener listener) {
+    DatasetPicker(Context context, ArraySet<Dataset> datasets, Listener listener) {
         super(context);
         mListener = listener;
 
@@ -80,7 +79,7 @@
         adapter.getFilter().filter(prefix, new FilterListener() {
             @Override
             public void onFilterComplete(int count) {
-                DatasetPicker.this.requestLayout();
+                setVisibility(count > 0 ? View.VISIBLE : View.GONE);
             }
         });
     }
diff --git a/services/autofill/java/com/android/server/autofill/Helper.java b/services/autofill/java/com/android/server/autofill/Helper.java
index 9171dac..7fff410 100644
--- a/services/autofill/java/com/android/server/autofill/Helper.java
+++ b/services/autofill/java/com/android/server/autofill/Helper.java
@@ -17,6 +17,9 @@
 package com.android.server.autofill;
 
 import android.os.Bundle;
+import android.util.ArraySet;
+import android.view.autofill.Dataset;
+import android.view.autofill.FillResponse;
 
 import java.util.Arrays;
 import java.util.Objects;
@@ -55,4 +58,26 @@
     private Helper() {
         throw new UnsupportedOperationException("contains static members only");
     }
+
+    /**
+     * Finds a data set by id in a response.
+     *
+     * @param id The dataset id.
+     * @param response The response to search.
+     * @return The dataset if found or null.
+     */
+    static Dataset findDatasetById(String id, FillResponse response) {
+        ArraySet<Dataset> datasets = response.getDatasets();
+        if (datasets == null || datasets.isEmpty()) {
+            return null;
+        }
+        final int datasetCount = datasets.size();
+        for (int i = 0; i < datasetCount; i++) {
+            Dataset dataset = datasets.valueAt(i);
+            if (dataset.getId().equals(id)) {
+                return dataset;
+            }
+        }
+        return null;
+    }
 }
diff --git a/services/autofill/java/com/android/server/autofill/RemoteFillService.java b/services/autofill/java/com/android/server/autofill/RemoteFillService.java
new file mode 100644
index 0000000..c070f77
--- /dev/null
+++ b/services/autofill/java/com/android/server/autofill/RemoteFillService.java
@@ -0,0 +1,521 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.autofill;
+
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.app.assist.AssistStructure;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.IBinder.DeathRecipient;
+import android.os.ICancellationSignal;
+import android.os.Message;
+import android.os.RemoteException;
+import android.os.UserHandle;
+import android.service.autofill.AutoFillService;
+import android.service.autofill.IAutoFillService;
+import android.service.autofill.IFillCallback;
+import android.service.autofill.ISaveCallback;
+import android.text.format.DateUtils;
+import android.util.Slog;
+import android.view.autofill.FillResponse;
+import com.android.internal.os.HandlerCaller;
+import com.android.server.FgThread;
+
+import java.io.PrintWriter;
+import java.lang.ref.WeakReference;
+
+/**
+ * This class represents a remote fill service. It abstracts away the binding
+ * and unbinding from the remote implementation.
+ *
+ * <p>Clients can call methods of this class without worrying about when and
+ * how to bind/unbind/timeout. All state of this class is modified on a handler
+ * thread.
+ */
+final class RemoteFillService implements DeathRecipient {
+    private static final String LOG_TAG = "RemoteFillService";
+
+    private static final boolean DEBUG = Helper.DEBUG;
+
+    // How long after the last interaction with the service we would unbind
+    private static final long TIMEOUT_IDLE_BIND_MILLIS = 5 * DateUtils.MINUTE_IN_MILLIS;
+
+    private final Context mContext;
+
+    private final ComponentName mComponentName;
+
+    private final Intent mIntent;
+
+    private final FillServiceCallbacks mCallbacks;
+
+    private final int mUserId;
+
+    private final ServiceConnection mServiceConnection = new RemoteServiceConnection();
+
+    private final HandlerCaller mHandler;
+
+    private IAutoFillService mAutoFillService;
+
+    private boolean mBinding;
+
+    private boolean mDestroyed;
+
+    private boolean mServiceDied;
+
+    private boolean mCompleted;
+
+    private PendingRequest mPendingRequest;
+
+    public interface FillServiceCallbacks {
+        void onFillRequestSuccess(FillResponse response);
+        void onFillRequestFailure(CharSequence message);
+        void onSaveRequestSuccess();
+        void onSaveRequestFailure(CharSequence message);
+        void onServiceDied(RemoteFillService service);
+    }
+
+    public RemoteFillService(Context context, ComponentName componentName,
+            int userId, FillServiceCallbacks callbacks) {
+        mContext = context;
+        mCallbacks = callbacks;
+        mComponentName = componentName;
+        mIntent = new Intent(AutoFillService.SERVICE_INTERFACE)
+                .setComponent(mComponentName);
+        mUserId = userId;
+        mHandler = new MyHandler(context);
+    }
+
+    public void destroy() {
+        mHandler.obtainMessage(MyHandler.MSG_DESTROY).sendToTarget();
+    }
+
+    private void handleDestroy() {
+        if (mPendingRequest != null) {
+            mPendingRequest.cancel();
+            mPendingRequest = null;
+        }
+        ensureUnbound();
+        mDestroyed = true;
+    }
+
+    @Override
+    public void binderDied() {
+        mHandler.obtainMessage(MyHandler.MSG_BINDER_DIED).sendToTarget();
+    }
+
+    private void handleBinderDied() {
+        if (mAutoFillService != null) {
+            mAutoFillService.asBinder().unlinkToDeath(this, 0);
+        }
+        mAutoFillService = null;
+        mServiceDied = true;
+        mCallbacks.onServiceDied(this);
+    }
+
+    public void onFillRequest(@NonNull AssistStructure structure, @Nullable Bundle extras) {
+        cancelScheduledUnbind();
+        PendingFillRequest request = new PendingFillRequest(structure, extras, this);
+        mHandler.obtainMessageO(MyHandler.MSG_ON_PENDING_REQUEST, request).sendToTarget();
+    }
+
+    public void onSaveRequest(@NonNull AssistStructure structure, @Nullable Bundle extras) {
+        cancelScheduledUnbind();
+        PendingSaveRequest request = new PendingSaveRequest(structure, extras, this);
+        mHandler.obtainMessageO(MyHandler.MSG_ON_PENDING_REQUEST, request).sendToTarget();
+    }
+
+    // Note: we are dumping without a lock held so this is a bit racy but
+    // adding a lock to a class that offloads to a handler thread would
+    // mean adding a lock adding overhead to normal runtime operation.
+    public void dump(@NonNull String prefix, @NonNull PrintWriter pw) {
+        String tab = "  ";
+        pw.append(prefix).append("service:").println();
+        pw.append(prefix).append(tab).append("userId=")
+                .append(String.valueOf(mUserId)).println();
+        pw.append(prefix).append(tab).append("componentName=")
+                .append(mComponentName.flattenToString()).println();
+        pw.append(prefix).append(tab).append("destroyed=")
+                .append(String.valueOf(mDestroyed)).println();
+        pw.append(prefix).append(tab).append("bound=")
+                .append(String.valueOf(isBound())).println();
+        pw.append(prefix).append(tab).append("hasPendingRequest=")
+                .append(String.valueOf(mPendingRequest != null)).println();
+        pw.println();
+    }
+
+    private void cancelScheduledUnbind() {
+        mHandler.removeMessages(MyHandler.MSG_UNBIND);
+    }
+
+    private void scheduleUnbind() {
+        cancelScheduledUnbind();
+        Message message = mHandler.obtainMessage(MyHandler.MSG_UNBIND);
+        mHandler.sendMessageDelayed(message, TIMEOUT_IDLE_BIND_MILLIS);
+    }
+
+    private void handleUnbind() {
+        ensureUnbound();
+    }
+
+    private void handlePendingRequest(PendingRequest pendingRequest) {
+        if (mDestroyed || mCompleted) {
+            return;
+        }
+        if (pendingRequest.isFinal()) {
+            mCompleted = true;
+        }
+        if (!isBound()) {
+            if (mPendingRequest != null) {
+                mPendingRequest.cancel();
+            }
+            mPendingRequest = pendingRequest;
+            ensureBound();
+        } else {
+            if (DEBUG) {
+                Slog.d(LOG_TAG, "[user: " + mUserId + "] handleOnFillRequest()");
+            }
+            pendingRequest.run();
+        }
+    }
+
+    private boolean isBound() {
+        return mAutoFillService != null;
+    }
+
+    private void ensureBound() {
+        if (isBound() || mBinding) {
+            return;
+        }
+        if (DEBUG) {
+            Slog.d(LOG_TAG, "[user: " + mUserId + "] ensureBound()");
+        }
+        mBinding = true;
+
+        boolean willBind = mContext.bindServiceAsUser(mIntent, mServiceConnection,
+                Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE,
+                new UserHandle(mUserId));
+
+        if (!willBind) {
+            if (DEBUG) {
+                Slog.d(LOG_TAG, "[user: " + mUserId + "] could not bind to " + mIntent);
+            }
+            mBinding = false;
+
+            if (!mServiceDied) {
+                handleBinderDied();
+            }
+        }
+    }
+
+    private void ensureUnbound() {
+        if (!isBound() && !mBinding) {
+            return;
+        }
+        if (DEBUG) {
+            Slog.d(LOG_TAG, "[user: " + mUserId + "] ensureUnbound()");
+        }
+        mBinding = false;
+        if (isBound()) {
+            mAutoFillService.asBinder().unlinkToDeath(this, 0);
+            mAutoFillService = null;
+        }
+        mContext.unbindService(mServiceConnection);
+    }
+
+    private void dispatchOnFillRequestSuccess(PendingRequest pendingRequest,
+            FillResponse response) {
+        mHandler.getHandler().post(() -> {
+            if (handleResponseCallbackCommon(pendingRequest)) {
+                mCallbacks.onFillRequestSuccess(response);
+            }
+        });
+    }
+
+    private void dispatchOnFillRequestFailure(PendingRequest pendingRequest,
+            CharSequence message) {
+        mHandler.getHandler().post(() -> {
+            if (handleResponseCallbackCommon(pendingRequest)) {
+                mCallbacks.onFillRequestFailure(message);
+            }
+        });
+    }
+
+    private void dispatchOnSaveRequestSuccess(PendingRequest pendingRequest) {
+        mHandler.getHandler().post(() -> {
+            if (handleResponseCallbackCommon(pendingRequest)) {
+                mCallbacks.onSaveRequestSuccess();
+            }
+        });
+    }
+
+    private void dispatchOnSaveRequestFailure(PendingRequest pendingRequest,
+            CharSequence message) {
+        mHandler.getHandler().post(() -> {
+            if (handleResponseCallbackCommon(pendingRequest)) {
+                mCallbacks.onSaveRequestFailure(message);
+            }
+        });
+    }
+
+    private boolean handleResponseCallbackCommon(PendingRequest pendingRequest) {
+        if (mDestroyed) {
+            return false;
+        }
+        if (mPendingRequest == pendingRequest) {
+            mPendingRequest = null;
+        }
+        if (mPendingRequest == null) {
+            scheduleUnbind();
+        }
+        return true;
+    }
+
+    private class RemoteServiceConnection implements ServiceConnection {
+        @Override
+        public void onServiceConnected(ComponentName name, IBinder service) {
+            if (mDestroyed || !mBinding) {
+                mContext.unbindService(mServiceConnection);
+                return;
+            }
+            mBinding = false;
+            mAutoFillService = IAutoFillService.Stub.asInterface(service);
+            try {
+                service.linkToDeath(RemoteFillService.this, 0);
+            } catch (RemoteException re) {
+                handleBinderDied();
+                return;
+            }
+
+            if (mPendingRequest != null) {
+                handlePendingRequest(mPendingRequest);
+            }
+
+            mServiceDied = false;
+        }
+
+        @Override
+        public void onServiceDisconnected(ComponentName name) {
+            mBinding = true;
+            mAutoFillService = null;
+        }
+    }
+
+    private final class MyHandler extends HandlerCaller {
+        public static final int MSG_DESTROY = 1;
+        public static final int MSG_BINDER_DIED = 2;
+        public static final int MSG_UNBIND = 3;
+        public static final int MSG_ON_PENDING_REQUEST = 4;
+
+        public MyHandler(Context context) {
+            // Cannot use lambda - doesn't compile
+            super(context, FgThread.getHandler().getLooper(), new Callback() {
+                @Override
+                public void executeMessage(Message message) {
+                    if (mDestroyed) {
+                        Slog.w(LOG_TAG, "Not handling " + message + " as service for "
+                                + mComponentName + " is already destroyed");
+                        return;
+                    }
+                    switch (message.what) {
+                        case MSG_DESTROY: {
+                            handleDestroy();
+                        } break;
+
+                        case MSG_BINDER_DIED: {
+                            handleBinderDied();
+                        } break;
+
+                        case MSG_UNBIND: {
+                            handleUnbind();
+                        } break;
+
+                        case MSG_ON_PENDING_REQUEST: {
+                            handlePendingRequest((PendingRequest) message.obj);
+                        } break;
+                    }
+                }
+            }, false);
+        }
+    }
+
+    private static abstract class PendingRequest implements Runnable {
+        void cancel() {
+
+        }
+
+        /**
+         * @return whether this request leads to a final state where no
+         * other requests can be made.
+         */
+        boolean isFinal() {
+            return false;
+        }
+    }
+
+    private static final class PendingFillRequest extends PendingRequest {
+        private final Object mLock = new Object();
+        private final WeakReference<RemoteFillService> mWeakService;
+        private AssistStructure mStructure;
+        private Bundle mExtras;
+        private final IFillCallback mCallback;
+        private ICancellationSignal mCancellation;
+        private boolean mCancelled;
+
+        public PendingFillRequest(AssistStructure structure,
+                Bundle extras, RemoteFillService service) {
+            mStructure = structure;
+            mExtras = extras;
+            mWeakService = new WeakReference<>(service);
+            mCallback = new IFillCallback.Stub() {
+                @Override
+                public void onCancellable(ICancellationSignal cancellation) {
+                    synchronized (mLock) {
+                        final boolean cancelled;
+                        synchronized (mLock) {
+                            mCancellation = cancellation;
+                            cancelled = mCancelled;
+                        }
+                        if (cancelled) {
+                            try {
+                                cancellation.cancel();
+                            } catch (RemoteException e) {
+                                Slog.e(LOG_TAG, "Error requesting a cancellation", e);
+                            }
+                        }
+                    }
+                }
+
+                @Override
+                public void onSuccess(FillResponse response) {
+                    RemoteFillService remoteService = mWeakService.get();
+                    if (remoteService != null) {
+                        remoteService.dispatchOnFillRequestSuccess(
+                                PendingFillRequest.this, response);
+                    }
+                }
+
+                @Override
+                public void onFailure(CharSequence message) {
+                    RemoteFillService remoteService = mWeakService.get();
+                    if (remoteService != null) {
+                        remoteService.dispatchOnFillRequestFailure(
+                                PendingFillRequest.this, message);
+                    }
+                }
+            };
+        }
+
+        @Override
+        public void run() {
+            RemoteFillService remoteService = mWeakService.get();
+            if (remoteService != null) {
+                try {
+                    remoteService.mAutoFillService.onFillRequest(mStructure,
+                            mExtras, mCallback);
+                    synchronized (mLock) {
+                        mStructure = null;
+                        mExtras = null;
+                    }
+                } catch (RemoteException e) {
+                    Slog.e(LOG_TAG, "Error calling on fill request", e);
+                    cancel();
+                }
+            }
+        }
+
+        @Override
+        public void cancel() {
+            final ICancellationSignal cancellation;
+            synchronized (mLock) {
+                if (mCancelled) {
+                    return;
+                }
+                mCancelled = true;
+                cancellation = mCancellation;
+            }
+            if (cancellation == null) {
+                return;
+            }
+            try {
+                cancellation.cancel();
+            } catch (RemoteException e) {
+                Slog.e(LOG_TAG, "Error cancelling a fill request", e);
+            }
+        }
+    }
+
+    private static final class PendingSaveRequest extends PendingRequest {
+        private final Object mLock = new Object();
+        private final WeakReference<RemoteFillService> mWeakService;
+        private AssistStructure mStructure;
+        private Bundle mExtras;
+        private final ISaveCallback mCallback;
+
+        public PendingSaveRequest(@NonNull AssistStructure structure,
+                @Nullable Bundle extras, @NonNull RemoteFillService service) {
+            mStructure = structure;
+            mExtras = extras;
+            mWeakService = new WeakReference<>(service);
+            mCallback = new ISaveCallback.Stub() {
+                @Override
+                public void onSuccess() {
+                    RemoteFillService service = mWeakService.get();
+                    if (service != null) {
+                        service.dispatchOnSaveRequestSuccess(
+                                PendingSaveRequest.this);
+                    }
+                }
+
+                @Override
+                public void onFailure(CharSequence message) {
+                    RemoteFillService service = mWeakService.get();
+                    if (service != null) {
+                        service.dispatchOnSaveRequestFailure(
+                                PendingSaveRequest.this, message);
+                    }
+                }
+            };
+        }
+
+        @Override
+        public void run() {
+            RemoteFillService service = mWeakService.get();
+            if (service != null) {
+                try {
+                    service.mAutoFillService.onSaveRequest(mStructure,
+                            mExtras, mCallback);
+                    synchronized (mLock) {
+                        mStructure = null;
+                        mExtras = null;
+                    }
+                } catch (RemoteException e) {
+                    Slog.e(LOG_TAG, "Error calling on save request", e);
+                }
+            }
+        }
+
+        @Override
+        public boolean isFinal() {
+            return true;
+        }
+    }
+}
diff --git a/services/core/java/com/android/server/LockSettingsStrongAuth.java b/services/core/java/com/android/server/LockSettingsStrongAuth.java
index 1314110..f5fe3db 100644
--- a/services/core/java/com/android/server/LockSettingsStrongAuth.java
+++ b/services/core/java/com/android/server/LockSettingsStrongAuth.java
@@ -51,6 +51,7 @@
     private static final int MSG_REGISTER_TRACKER = 2;
     private static final int MSG_UNREGISTER_TRACKER = 3;
     private static final int MSG_REMOVE_USER = 4;
+    private static final int MSG_SCHEDULE_STRONG_AUTH_TIMEOUT = 5;
 
     private static final String STRONG_AUTH_TIMEOUT_ALARM_TAG =
             "LockSettingsStrongAuth.timeoutForUser";
@@ -128,6 +129,23 @@
         }
     }
 
+    private void handleScheduleStrongAuthTimeout(int userId) {
+        final DevicePolicyManager dpm =
+                (DevicePolicyManager) mContext.getSystemService(Context.DEVICE_POLICY_SERVICE);
+        long when = SystemClock.elapsedRealtime() + dpm.getRequiredStrongAuthTimeout(null, userId);
+        // cancel current alarm listener for the user (if there was one)
+        StrongAuthTimeoutAlarmListener alarm = mStrongAuthTimeoutAlarmListenerForUser.get(userId);
+        if (alarm != null) {
+            mAlarmManager.cancel(alarm);
+        } else {
+            alarm = new StrongAuthTimeoutAlarmListener(userId);
+            mStrongAuthTimeoutAlarmListenerForUser.put(userId, alarm);
+        }
+        // schedule a new alarm listener for the user
+        mAlarmManager.set(AlarmManager.ELAPSED_REALTIME, when, STRONG_AUTH_TIMEOUT_ALARM_TAG,
+                alarm, mHandler);
+    }
+
     private void notifyStrongAuthTrackers(int strongAuthReason, int userId) {
         for (int i = 0; i < mStrongAuthTrackers.size(); i++) {
             try {
@@ -151,7 +169,8 @@
     }
 
     public void removeUser(int userId) {
-        mHandler.obtainMessage(MSG_REMOVE_USER, userId, 0).sendToTarget();
+        final int argNotUsed = 0;
+        mHandler.obtainMessage(MSG_REMOVE_USER, userId, argNotUsed).sendToTarget();
     }
 
     public void requireStrongAuth(int strongAuthReason, int userId) {
@@ -169,29 +188,8 @@
     }
 
     public void reportSuccessfulStrongAuthUnlock(int userId) {
-        scheduleStrongAuthTimeout(userId);
-    }
-
-    private void scheduleStrongAuthTimeout(int userId) {
-        final DevicePolicyManager dpm =
-                (DevicePolicyManager) mContext.getSystemService(Context.DEVICE_POLICY_SERVICE);
-        long when = SystemClock.elapsedRealtime() + dpm.getRequiredStrongAuthTimeout(null, userId);
-        // cancel current alarm listener for the user (if there was one)
-        StrongAuthTimeoutAlarmListener alarm = mStrongAuthTimeoutAlarmListenerForUser.get(userId);
-        if (alarm != null) {
-            mAlarmManager.cancel(alarm);
-        } else {
-            alarm = new StrongAuthTimeoutAlarmListener(userId);
-            mStrongAuthTimeoutAlarmListenerForUser.put(userId, alarm);
-        }
-        // schedule a new alarm listener for the user
-        final long ident = Binder.clearCallingIdentity();
-        try {
-            mAlarmManager.set(AlarmManager.ELAPSED_REALTIME, when, STRONG_AUTH_TIMEOUT_ALARM_TAG,
-                    alarm, mHandler);
-        } finally {
-            Binder.restoreCallingIdentity(ident);
-        }
+        final int argNotUsed = 0;
+        mHandler.obtainMessage(MSG_SCHEDULE_STRONG_AUTH_TIMEOUT, userId, argNotUsed).sendToTarget();
     }
 
     private class StrongAuthTimeoutAlarmListener implements OnAlarmListener {
@@ -224,6 +222,9 @@
                 case MSG_REMOVE_USER:
                     handleRemoveUser(msg.arg1);
                     break;
+                case MSG_SCHEDULE_STRONG_AUTH_TIMEOUT:
+                    handleScheduleStrongAuthTimeout(msg.arg1);
+                    break;
             }
         }
     };
diff --git a/services/core/java/com/android/server/NetworkScoreService.java b/services/core/java/com/android/server/NetworkScoreService.java
index 22dbf44..5fe8b1a 100644
--- a/services/core/java/com/android/server/NetworkScoreService.java
+++ b/services/core/java/com/android/server/NetworkScoreService.java
@@ -927,7 +927,7 @@
                 try {
                     for (int i = 0; i < count; i++) {
                         consumer.accept(callbackList.getBroadcastItem(i),
-                                callbackList.getRegisteredCallbackCookie(i));
+                                callbackList.getBroadcastCookie(i));
                     }
                 } finally {
                     callbackList.finishBroadcast();
diff --git a/services/core/java/com/android/server/am/ActiveServices.java b/services/core/java/com/android/server/am/ActiveServices.java
index 5655dc5..041fee2 100644
--- a/services/core/java/com/android/server/am/ActiveServices.java
+++ b/services/core/java/com/android/server/am/ActiveServices.java
@@ -16,6 +16,8 @@
 
 package com.android.server.am;
 
+import static android.content.pm.PackageManager.PERMISSION_GRANTED;
+import static android.Manifest.permission.INTERACT_ACROSS_USERS_FULL;
 import static com.android.server.am.ActivityManagerDebugConfig.*;
 
 import java.io.FileDescriptor;
@@ -1391,8 +1393,7 @@
         }
         if (r != null) {
             if (mAm.checkComponentPermission(r.permission,
-                    callingPid, callingUid, r.appInfo.uid, r.exported)
-                    != PackageManager.PERMISSION_GRANTED) {
+                    callingPid, callingUid, r.appInfo.uid, r.exported) != PERMISSION_GRANTED) {
                 if (!r.exported) {
                     Slog.w(TAG, "Permission Denial: Accessing service " + r.name
                             + " from pid=" + callingPid
@@ -2775,16 +2776,15 @@
         return info;
     }
 
-    List<ActivityManager.RunningServiceInfo> getRunningServiceInfoLocked(int maxNum, int flags) {
+    List<ActivityManager.RunningServiceInfo> getRunningServiceInfoLocked(int maxNum, int flags,
+        int callingUid, boolean allowed) {
         ArrayList<ActivityManager.RunningServiceInfo> res
                 = new ArrayList<ActivityManager.RunningServiceInfo>();
 
-        final int uid = Binder.getCallingUid();
         final long ident = Binder.clearCallingIdentity();
         try {
-            if (ActivityManager.checkUidPermission(
-                    android.Manifest.permission.INTERACT_ACROSS_USERS_FULL,
-                    uid) == PackageManager.PERMISSION_GRANTED) {
+            if (ActivityManager.checkUidPermission(INTERACT_ACROSS_USERS_FULL, callingUid)
+                == PERMISSION_GRANTED) {
                 int[] users = mAm.mUserController.getUsers();
                 for (int ui=0; ui<users.length && res.size() < maxNum; ui++) {
                     ArrayMap<ComponentName, ServiceRecord> alls = getServicesLocked(users[ui]);
@@ -2802,16 +2802,20 @@
                     res.add(info);
                 }
             } else {
-                int userId = UserHandle.getUserId(uid);
+                int userId = UserHandle.getUserId(callingUid);
                 ArrayMap<ComponentName, ServiceRecord> alls = getServicesLocked(userId);
                 for (int i=0; i<alls.size() && res.size() < maxNum; i++) {
                     ServiceRecord sr = alls.valueAt(i);
-                    res.add(makeRunningServiceInfoLocked(sr));
+
+                    if (allowed || (sr.app != null && sr.app.uid == callingUid)) {
+                        res.add(makeRunningServiceInfoLocked(sr));
+                    }
                 }
 
                 for (int i=0; i<mRestartingServices.size() && res.size() < maxNum; i++) {
                     ServiceRecord r = mRestartingServices.get(i);
-                    if (r.userId == userId) {
+                    if (r.userId == userId
+                        && (allowed || (r.app != null && r.app.uid == callingUid))) {
                         ActivityManager.RunningServiceInfo info =
                                 makeRunningServiceInfoLocked(r);
                         info.restarting = r.nextRestartTime;
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 5ed8290..d75048d 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -17467,7 +17467,11 @@
             int flags) {
         enforceNotIsolatedCaller("getServices");
         synchronized (this) {
-            return mServices.getRunningServiceInfoLocked(maxNum, flags);
+            final int callingUid = Binder.getCallingUid();
+            final boolean allowed = isGetTasksAllowed("getServices", Binder.getCallingPid(),
+                callingUid);
+
+            return mServices.getRunningServiceInfoLocked(maxNum, flags, callingUid, allowed);
         }
     }
 
diff --git a/services/core/java/com/android/server/display/AutomaticBrightnessController.java b/services/core/java/com/android/server/display/AutomaticBrightnessController.java
index 3da49d8..168744b 100644
--- a/services/core/java/com/android/server/display/AutomaticBrightnessController.java
+++ b/services/core/java/com/android/server/display/AutomaticBrightnessController.java
@@ -18,9 +18,6 @@
 
 import com.android.server.EventLogTags;
 import com.android.server.LocalServices;
-import com.android.server.twilight.TwilightListener;
-import com.android.server.twilight.TwilightManager;
-import com.android.server.twilight.TwilightState;
 
 import android.annotation.Nullable;
 import android.hardware.Sensor;
@@ -55,9 +52,6 @@
     // non-zero, which in turn ensures that the total weight is non-zero.
     private static final long AMBIENT_LIGHT_PREDICTION_TIME_MILLIS = 100;
 
-    // Specifies the maximum magnitude of the time of day adjustment.
-    private static final float TWILIGHT_ADJUSTMENT_MAX_GAMMA = 1f;
-
     // Debounce for sampling user-initiated changes in display brightness to ensure
     // the user is satisfied with the result before storing the sample.
     private static final int BRIGHTNESS_ADJUSTMENT_SAMPLE_DEBOUNCE_MILLIS = 10000;
@@ -74,9 +68,6 @@
     // The light sensor, or null if not available or needed.
     private final Sensor mLightSensor;
 
-    // The twilight service.
-    private final TwilightManager mTwilight;
-
     // The auto-brightness spline adjustment.
     // The brightness values have been scaled to a range of 0..1.
     private final Spline mScreenAutoBrightnessSpline;
@@ -186,8 +177,6 @@
     private int mBrightnessAdjustmentSampleOldBrightness;
     private float mBrightnessAdjustmentSampleOldGamma;
 
-    private boolean mUseTwilight;
-
     public AutomaticBrightnessController(Callbacks callbacks, Looper looper,
             SensorManager sensorManager, Spline autoBrightnessSpline, int lightSensorWarmUpTime,
             int brightnessMin, int brightnessMax, float dozeScaleFactor,
@@ -196,7 +185,6 @@
             int ambientLightHorizon, float autoBrightnessAdjustmentMaxGamma,
             HysteresisLevels dynamicHysteresis) {
         mCallbacks = callbacks;
-        mTwilight = LocalServices.getService(TwilightManager.class);
         mSensorManager = sensorManager;
         mScreenAutoBrightnessSpline = autoBrightnessSpline;
         mScreenBrightnessRangeMinimum = brightnessMin;
@@ -233,7 +221,7 @@
     }
 
     public void configure(boolean enable, float adjustment, boolean dozing,
-            boolean userInitiatedChange, boolean useTwilight) {
+            boolean userInitiatedChange) {
         // While dozing, the application processor may be suspended which will prevent us from
         // receiving new information from the light sensor. On some devices, we may be able to
         // switch to a wake-up light sensor instead but for now we will simply disable the sensor
@@ -242,7 +230,6 @@
         mDozing = dozing;
         boolean changed = setLightSensorEnabled(enable && !dozing);
         changed |= setScreenAutoBrightnessAdjustment(adjustment);
-        changed |= setUseTwilight(useTwilight);
         if (changed) {
             updateAutoBrightness(false /*sendUpdate*/);
         }
@@ -251,17 +238,6 @@
         }
     }
 
-    private boolean setUseTwilight(boolean useTwilight) {
-        if (mUseTwilight == useTwilight) return false;
-        if (useTwilight) {
-            mTwilight.registerListener(mTwilightListener, mHandler);
-        } else {
-            mTwilight.unregisterListener(mTwilightListener);
-        }
-        mUseTwilight = useTwilight;
-        return true;
-    }
-
     public void dump(PrintWriter pw) {
         pw.println();
         pw.println("Automatic Brightness Controller Configuration:");
@@ -276,7 +252,6 @@
         pw.println();
         pw.println("Automatic Brightness Controller State:");
         pw.println("  mLightSensor=" + mLightSensor);
-        pw.println("  mTwilight.getLastTwilightState()=" + mTwilight.getLastTwilightState());
         pw.println("  mLightSensorEnabled=" + mLightSensorEnabled);
         pw.println("  mLightSensorEnableTime=" + TimeUtils.formatUptime(mLightSensorEnableTime));
         pw.println("  mAmbientLux=" + mAmbientLux);
@@ -522,19 +497,6 @@
             }
         }
 
-        if (mUseTwilight) {
-            TwilightState state = mTwilight.getLastTwilightState();
-            if (state != null && state.isNight()) {
-                final long duration = state.sunriseTimeMillis() - state.sunsetTimeMillis();
-                final long progress = System.currentTimeMillis() - state.sunsetTimeMillis();
-                final float amount = (float) Math.pow(2.0 * progress / duration - 1.0, 2.0);
-                gamma *= 1 + amount * TWILIGHT_ADJUSTMENT_MAX_GAMMA;
-                if (DEBUG) {
-                    Slog.d(TAG, "updateAutoBrightness: twilight amount=" + amount);
-                }
-            }
-        }
-
         if (gamma != 1.0f) {
             final float in = value;
             value = MathUtils.pow(value, gamma);
@@ -649,13 +611,6 @@
         }
     };
 
-    private final TwilightListener mTwilightListener = new TwilightListener() {
-        @Override
-        public void onTwilightStateChanged(@Nullable TwilightState state) {
-            updateAutoBrightness(true /*sendUpdate*/);
-        }
-    };
-
     /** Callbacks to request updates to the display's power state. */
     interface Callbacks {
         void updateBrightness();
diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index 015345c..bed269c 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -642,7 +642,7 @@
                     && mPowerRequest.brightnessSetByUser;
             mAutomaticBrightnessController.configure(autoBrightnessEnabled,
                     mPowerRequest.screenAutoBrightnessAdjustment, state != Display.STATE_ON,
-                    userInitiatedChange, mPowerRequest.useTwilight);
+                    userInitiatedChange);
         }
 
         // Apply brightness boost.
diff --git a/services/core/java/com/android/server/media/MediaSessionRecord.java b/services/core/java/com/android/server/media/MediaSessionRecord.java
index ede6e30..10ecb86 100644
--- a/services/core/java/com/android/server/media/MediaSessionRecord.java
+++ b/services/core/java/com/android/server/media/MediaSessionRecord.java
@@ -1123,6 +1123,38 @@
             }
         }
 
+        public void addQueueItem(MediaDescription description) {
+            try {
+                mCb.onAddQueueItem(description);
+            } catch (RemoteException e) {
+                Slog.e(TAG, "Remote failure in addQueueItem.", e);
+            }
+        }
+
+        public void addQueueItemAt(MediaDescription description, int index) {
+            try {
+                mCb.onAddQueueItemAt(description, index);
+            } catch (RemoteException e) {
+                Slog.e(TAG, "Remote failure in addQueueItemAt.", e);
+            }
+        }
+
+        public void removeQueueItem(MediaDescription description) {
+            try {
+                mCb.onRemoveQueueItem(description);
+            } catch (RemoteException e) {
+                Slog.e(TAG, "Remote failure in removeQueueItem.", e);
+            }
+        }
+
+        public void removeQueueItemAt(int index) {
+            try {
+                mCb.onRemoveQueueItemAt(index);
+            } catch (RemoteException e) {
+                Slog.e(TAG, "Remote failure in removeQueueItem.", e);
+            }
+        }
+
         public void adjustVolume(int direction) {
             try {
                 mCb.onAdjustVolume(direction);
@@ -1397,6 +1429,30 @@
         }
 
         @Override
+        public void addQueueItem(MediaDescription description) {
+            updateCallingPackage();
+            mSessionCb.addQueueItem(description);
+        }
+
+        @Override
+        public void addQueueItemAt(MediaDescription description, int index) {
+            updateCallingPackage();
+            mSessionCb.addQueueItemAt(description, index);
+        }
+
+        @Override
+        public void removeQueueItem(MediaDescription description) {
+            updateCallingPackage();
+            mSessionCb.removeQueueItem(description);
+        }
+
+        @Override
+        public void removeQueueItemAt(int index) {
+            updateCallingPackage();
+            mSessionCb.removeQueueItemAt(index);
+        }
+
+        @Override
         public CharSequence getQueueTitle() {
             return mQueueTitle;
         }
diff --git a/services/core/java/com/android/server/media/MediaSessionService.java b/services/core/java/com/android/server/media/MediaSessionService.java
index 3bf95ef..98177fe 100644
--- a/services/core/java/com/android/server/media/MediaSessionService.java
+++ b/services/core/java/com/android/server/media/MediaSessionService.java
@@ -155,10 +155,10 @@
     }
 
     /**
-     * Tells the system UI that volume has changed on a remote session.
+     * Tells the system UI that volume has changed on an active remote session.
      */
     public void notifyRemoteVolumeChanged(int flags, MediaSessionRecord session) {
-        if (mRvc == null) {
+        if (mRvc == null || !session.isActive()) {
             return;
         }
         try {
diff --git a/services/core/java/com/android/server/notification/NotificationComparator.java b/services/core/java/com/android/server/notification/NotificationComparator.java
index 279bf90..d6c89a4 100644
--- a/services/core/java/com/android/server/notification/NotificationComparator.java
+++ b/services/core/java/com/android/server/notification/NotificationComparator.java
@@ -159,8 +159,7 @@
     }
 
     private boolean isMediaNotification(NotificationRecord record) {
-        return record.getNotification().extras.getParcelable(
-                Notification.EXTRA_MEDIA_SESSION) != null;
+        return record.getNotification().hasMediaSession();
     }
 
     private boolean isCall(NotificationRecord record) {
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 0e5ea6e..072959f 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -2161,19 +2161,24 @@
         if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) {
             SystemProperties.set(CP_PREOPT_PROPERTY, "requested");
             // We will wait for up to 100 seconds.
-            final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000;
+            final long timeStart = SystemClock.uptimeMillis();
+            final long timeEnd = timeStart + 100 * 1000;
+            long timeNow = timeStart;
             while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) {
                 try {
                     Thread.sleep(WAIT_TIME_MS);
                 } catch (InterruptedException e) {
                     // Do nothing
                 }
-                if (SystemClock.uptimeMillis() > timeEnd) {
+                timeNow = SystemClock.uptimeMillis();
+                if (timeNow > timeEnd) {
                     SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out");
                     Slog.wtf(TAG, "cppreopt did not finish!");
                     break;
                 }
             }
+
+            Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms");
         }
     }
 
diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
index 238866a..91a5f4f 100644
--- a/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/services/core/java/com/android/server/power/PowerManagerService.java
@@ -517,9 +517,6 @@
     private final ArrayList<PowerManagerInternal.LowPowerModeListener> mLowPowerModeListeners
             = new ArrayList<PowerManagerInternal.LowPowerModeListener>();
 
-    // True if brightness should be affected by twilight.
-    private boolean mBrightnessUseTwilight;
-
     // True if we are currently in VR Mode.
     private boolean mIsVrModeEnabled;
 
@@ -735,9 +732,6 @@
             resolver.registerContentObserver(Settings.Secure.getUriFor(
                     Settings.Secure.DOUBLE_TAP_TO_WAKE),
                     false, mSettingsObserver, UserHandle.USER_ALL);
-            resolver.registerContentObserver(Settings.Secure.getUriFor(
-                    Secure.BRIGHTNESS_USE_TWILIGHT),
-                    false, mSettingsObserver, UserHandle.USER_ALL);
             IVrManager vrManager =
                     (IVrManager) getBinderService(VrManagerService.VR_MANAGER_BINDER_SERVICE);
             if (vrManager != null) {
@@ -878,9 +872,6 @@
                 Settings.System.SCREEN_BRIGHTNESS_MODE,
                 Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL, UserHandle.USER_CURRENT);
 
-        mBrightnessUseTwilight = Settings.Secure.getIntForUser(resolver,
-                Secure.BRIGHTNESS_USE_TWILIGHT, 0, UserHandle.USER_CURRENT) != 0;
-
         final boolean lowPowerModeEnabled = Settings.Global.getInt(resolver,
                 Settings.Global.LOW_POWER_MODE, 0) != 0;
         final boolean autoLowPowerModeConfigured = Settings.Global.getInt(resolver,
@@ -2254,7 +2245,6 @@
             mDisplayPowerRequest.useProximitySensor = shouldUseProximitySensorLocked();
             mDisplayPowerRequest.lowPowerMode = mLowPowerModeEnabled;
             mDisplayPowerRequest.boostScreenBrightness = shouldBoostScreenBrightness();
-            mDisplayPowerRequest.useTwilight = mBrightnessUseTwilight;
 
             if (mDisplayPowerRequest.policy == DisplayPowerRequest.POLICY_DOZE) {
                 mDisplayPowerRequest.dozeScreenState = mDozeScreenStateOverrideFromDreamManager;
diff --git a/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java b/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
index fb0dd2a..b4467af 100644
--- a/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
+++ b/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
@@ -23,9 +23,6 @@
 
 public interface StatusBarManagerInternal {
     void setNotificationDelegate(NotificationDelegate delegate);
-    void buzzBeepBlinked();
-    void notificationLightPulse(int argb, int onMillis, int offMillis);
-    void notificationLightOff();
     void showScreenPinningRequest(int taskId);
     void showAssistDisclosure();
 
diff --git a/services/core/java/com/android/server/statusbar/StatusBarManagerService.java b/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
index 7b7db0e..2dfe20a8 100644
--- a/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
+++ b/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
@@ -120,40 +120,6 @@
         }
 
         @Override
-        public void buzzBeepBlinked() {
-            if (mBar != null) {
-                try {
-                    mBar.buzzBeepBlinked();
-                } catch (RemoteException ex) {
-                }
-            }
-        }
-
-        @Override
-        public void notificationLightPulse(int argb, int onMillis, int offMillis) {
-            mNotificationLightOn = true;
-            if (mBar != null) {
-                try {
-                    mBar.notificationLightPulse(argb, onMillis, offMillis);
-                } catch (RemoteException ex) {
-                }
-            }
-        }
-
-        @Override
-        public void notificationLightOff() {
-            if (mNotificationLightOn) {
-                mNotificationLightOn = false;
-                if (mBar != null) {
-                    try {
-                        mBar.notificationLightOff();
-                    } catch (RemoteException ex) {
-                    }
-                }
-            }
-        }
-
-        @Override
         public void showScreenPinningRequest(int taskId) {
             if (mBar != null) {
                 try {
diff --git a/services/core/java/com/android/server/vr/VrManagerInternal.java b/services/core/java/com/android/server/vr/VrManagerInternal.java
index 0fc1900..45b7baf 100644
--- a/services/core/java/com/android/server/vr/VrManagerInternal.java
+++ b/services/core/java/com/android/server/vr/VrManagerInternal.java
@@ -79,4 +79,13 @@
      *       given in {@link android.service.vr.VrModeException} on failure.
      */
     public abstract int hasVrPackage(@NonNull ComponentName packageName, int userId);
+
+    /**
+     * Sets the persistent VR mode state of a device. When a device is in persistent VR mode it will
+     * remain in VR mode even if the foreground does not specify Vr mode being enabled. Mainly used
+     * by VR viewers to indicate that a device is placed in a VR viewer.
+     *
+     * @param enabled true if the device should be placed in persistent VR mode.
+     */
+    public abstract void setPersistentVrModeEnabled(boolean enabled);
 }
diff --git a/services/core/java/com/android/server/vr/VrManagerService.java b/services/core/java/com/android/server/vr/VrManagerService.java
index 8368b05..51c4ce31 100644
--- a/services/core/java/com/android/server/vr/VrManagerService.java
+++ b/services/core/java/com/android/server/vr/VrManagerService.java
@@ -20,15 +20,10 @@
 import android.app.AppOpsManager;
 import android.app.NotificationManager;
 import android.annotation.NonNull;
-import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.ContentResolver;
 import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
 import android.content.pm.ApplicationInfo;
-import android.content.pm.FeatureInfo;
-import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.os.Binder;
@@ -53,7 +48,6 @@
 import android.util.SparseArray;
 
 import com.android.internal.R;
-import com.android.server.LocalServices;
 import com.android.server.SystemConfig;
 import com.android.server.SystemService;
 import com.android.server.utils.ManagedApplicationService.PendingEvent;
@@ -69,8 +63,6 @@
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Date;
-import java.util.List;
-import java.util.Map;
 import java.util.Objects;
 
 /**
@@ -121,8 +113,10 @@
     // State protected by mLock
     private boolean mVrModeAllowed;
     private boolean mVrModeEnabled;
+    private boolean mPersistentVrModeEnabled;
     private EnabledComponentsObserver mComponentObserver;
     private ManagedApplicationService mCurrentVrService;
+    private ComponentName mDefaultVrService;
     private Context mContext;
     private ComponentName mCurrentVrModeComponent;
     private int mCurrentVrModeUser;
@@ -157,6 +151,10 @@
             if (mVrModeAllowed) {
                 consumeAndApplyPendingStateLocked();
             } else {
+                // Disable persistent mode when VR mode isn't allowed, allows an escape hatch to
+                // exit persistent VR mode when screen is turned off.
+                mPersistentVrModeEnabled = false;
+
                 // Set pending state to current state.
                 mPendingState = (mVrModeEnabled && mCurrentVrService != null)
                     ? new VrState(mVrModeEnabled, mCurrentVrService.getComponent(),
@@ -378,6 +376,12 @@
         }
 
         @Override
+        public void setPersistentVrModeEnabled(boolean enabled) {
+            enforceCallerPermission(Manifest.permission.ACCESS_VR_MANAGER);
+            VrManagerService.this.setPersistentVrModeEnabled(enabled);
+        }
+
+        @Override
         protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
             if (getContext().checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
                     != PackageManager.PERMISSION_GRANTED) {
@@ -387,6 +391,8 @@
             }
             pw.println("********* Dump of VrManagerService *********");
             pw.println("VR mode is currently: " + ((mVrModeAllowed) ? "allowed" : "disallowed"));
+            pw.println("Persistent VR mode is currently: " +
+                    ((mPersistentVrModeEnabled) ? "enabled" : "disabled"));
             pw.println("Previous state transitions:\n");
             String tab = "  ";
             dumpStateTransitions(pw);
@@ -462,6 +468,11 @@
         public int hasVrPackage(ComponentName packageName, int userId) {
             return VrManagerService.this.hasVrPackage(packageName, userId);
         }
+
+        @Override
+        public void setPersistentVrModeEnabled(boolean enabled) {
+            VrManagerService.this.setPersistentVrModeEnabled(enabled);
+        }
     }
 
     public VrManagerService(Context context) {
@@ -494,6 +505,15 @@
 
                 mComponentObserver.rebuildAll();
             }
+
+            //TODO: something more robust than picking the first one
+            ArraySet<ComponentName> defaultVrComponents =
+                    SystemConfig.getInstance().getDefaultVrComponents();
+            if (defaultVrComponents.size() > 0) {
+                mDefaultVrService = defaultVrComponents.valueAt(0);
+            } else {
+                Slog.i(TAG, "No default vr listener service found.");
+            }
         } else if (phase == SystemService.PHASE_THIRD_PARTY_APPS_CAN_START) {
             synchronized (mLock) {
                 mVrModeAllowed = true;
@@ -637,8 +657,8 @@
                 }
             }
 
+            mCurrentVrModeComponent = calling;
             if (calling != null && !Objects.equals(calling, mCurrentVrModeComponent)) {
-                mCurrentVrModeComponent = calling;
                 sendUpdatedCaller = true;
             }
 
@@ -947,7 +967,25 @@
             int userId, @NonNull ComponentName callingPackage) {
 
         synchronized (mLock) {
-            VrState pending = new VrState(enabled, targetPackageName, userId, callingPackage);
+            VrState pending;
+            ComponentName targetListener;
+            ComponentName foregroundVrComponent;
+
+            // If the device is in persistent VR mode, then calls to disable VR mode are ignored,
+            // and the system default VR listener is used.
+            boolean targetEnabledState = enabled || mPersistentVrModeEnabled;
+            if (!enabled && mPersistentVrModeEnabled) {
+                targetListener = mDefaultVrService;
+
+                // Current foreground component isn't a VR one (in 2D app case)
+                foregroundVrComponent = null;
+            } else {
+                targetListener = targetPackageName;
+                foregroundVrComponent = callingPackage;
+            }
+            pending = new VrState(
+                    targetEnabledState, targetListener, userId, foregroundVrComponent);
+
             if (!mVrModeAllowed) {
                 // We're not allowed to be in VR mode.  Make this state pending.  This will be
                 // applied the next time we are allowed to enter VR mode unless it is superseded by
@@ -956,7 +994,7 @@
                 return;
             }
 
-            if (!enabled && mCurrentVrService != null) {
+            if (!targetEnabledState && mCurrentVrService != null) {
                 // If we're transitioning out of VR mode, delay briefly to avoid expensive HAL calls
                 // and service bind/unbind in case we are immediately switching to another VR app.
                 if (mPendingState == null) {
@@ -971,7 +1009,19 @@
                 mPendingState = null;
             }
 
-            updateCurrentVrServiceLocked(enabled, targetPackageName, userId, callingPackage);
+            updateCurrentVrServiceLocked(
+                    targetEnabledState, targetListener, userId, foregroundVrComponent);
+        }
+    }
+
+    private void setPersistentVrModeEnabled(boolean enabled) {
+        synchronized (mLock) {
+            mPersistentVrModeEnabled = enabled;
+
+            // Disabling persistent mode when not showing a VR should disable the overall vr mode.
+            if (!enabled && mCurrentVrModeComponent == null) {
+                setVrMode(false, null, 0, null);
+            }
         }
     }
 
diff --git a/services/core/jni/com_android_server_HardwarePropertiesManagerService.cpp b/services/core/jni/com_android_server_HardwarePropertiesManagerService.cpp
index 545b3d7..703518d 100644
--- a/services/core/jni/com_android_server_HardwarePropertiesManagerService.cpp
+++ b/services/core/jni/com_android_server_HardwarePropertiesManagerService.cpp
@@ -70,7 +70,7 @@
 static void nativeInit(JNIEnv* env, jobject obj) {
     // TODO(b/31632518)
     if (gThermalModule == nullptr) {
-        gThermalModule = IThermal::getService("thermal");
+        gThermalModule = IThermal::getService();
     }
 
     if (gThermalModule == nullptr) {
diff --git a/services/core/jni/com_android_server_SystemServer.cpp b/services/core/jni/com_android_server_SystemServer.cpp
index e46490b..3120af56 100644
--- a/services/core/jni/com_android_server_SystemServer.cpp
+++ b/services/core/jni/com_android_server_SystemServer.cpp
@@ -26,18 +26,11 @@
 
 namespace android {
 
-static int start_sensor_service(void* /*unused*/) {
-    SensorService::instantiate();
-    return 0;
-}
-
 static void android_server_SystemServer_startSensorService(JNIEnv* /* env */, jobject /* clazz */) {
     char propBuf[PROPERTY_VALUE_MAX];
     property_get("system_init.startsensorservice", propBuf, "1");
     if (strcmp(propBuf, "1") == 0) {
-        // Start the sensor service in a new thread
-        createThreadEtc(start_sensor_service, nullptr,
-                        "StartSensorThread", PRIORITY_FOREGROUND);
+        SensorService::instantiate();
     }
 }
 
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index 578e0b3..deb9ee0 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -6706,6 +6706,8 @@
         policy.mDelegationMap.clear();
         policy.mStatusBarDisabled = false;
         policy.mUserProvisioningState = DevicePolicyManager.STATE_USER_UNMANAGED;
+        policy.mAffiliationIds.clear();
+        policy.mLockTaskPackages.clear();
         saveSettingsLocked(userId);
 
         try {
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index b911d2d..3eebd89 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -125,8 +125,13 @@
 public final class SystemServer {
     private static final String TAG = "SystemServer";
 
+    // Tag for timing measurement of main thread.
+    private static final String SYSTEM_SERVER_TIMING_TAG = "SystemServerTiming";
+    // Tag for timing measurement of non-main asynchronous operations.
+    private static final String SYSTEM_SERVER_TIMING_ASYNC_TAG = SYSTEM_SERVER_TIMING_TAG + "Async";
+
     private static final BootTimingsTraceLog BOOT_TIMINGS_TRACE_LOG
-            = new BootTimingsTraceLog("SystemServerTiming", Trace.TRACE_TAG_SYSTEM_SERVER);
+            = new BootTimingsTraceLog(SYSTEM_SERVER_TIMING_TAG, Trace.TRACE_TAG_SYSTEM_SERVER);
 
     private static final String ENCRYPTING_STATE = "trigger_restart_min_framework";
     private static final String ENCRYPTED_STATE = "1";
@@ -227,8 +232,11 @@
     private boolean mFirstBoot;
     private final boolean mRuntimeRestart;
 
+    private static final String START_SENSOR_SERVICE = "StartSensorService";
+    private Future<?> mSensorServiceStart;
+
     /**
-     * Start the sensor service.
+     * Start the sensor service. This is a blocking call and can take time.
      */
     private static native void startSensorService();
 
@@ -382,7 +390,7 @@
             MetricsLogger.histogram(null, "boot_system_server_ready", uptimeMillis);
             final int MAX_UPTIME_MILLIS = 60 * 1000;
             if (uptimeMillis > MAX_UPTIME_MILLIS) {
-                Slog.wtf("SystemServerTiming",
+                Slog.wtf(SYSTEM_SERVER_TIMING_TAG,
                         "SystemServer init took too long. uptimeMillis=" + uptimeMillis);
             }
         }
@@ -584,9 +592,15 @@
 
         // The sensor service needs access to package manager service, app ops
         // service, and permissions service, therefore we start it after them.
-        traceBeginAndSlog("StartSensorService");
-        startSensorService();
-        traceEnd();
+        // Start sensor service in a separate thread. Completion should be checked
+        // before using it.
+        mSensorServiceStart = SystemServerInitThreadPool.get().submit(() -> {
+            BootTimingsTraceLog traceLog = new BootTimingsTraceLog(
+                    SYSTEM_SERVER_TIMING_ASYNC_TAG, Trace.TRACE_TAG_SYSTEM_SERVER);
+            traceLog.traceBegin(START_SENSOR_SERVICE);
+            startSensorService();
+            traceLog.traceEnd();
+        }, START_SENSOR_SERVICE);
     }
 
     /**
@@ -742,6 +756,9 @@
             traceEnd();
 
             traceBeginAndSlog("StartWindowManagerService");
+            // WMS needs sensor service ready
+            ConcurrentUtils.waitForFutureNoInterrupt(mSensorServiceStart, START_SENSOR_SERVICE);
+            mSensorServiceStart = null;
             wm = WindowManagerService.main(context, inputManager,
                     mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL,
                     !mFirstBoot, mOnlyCore, new PhoneWindowManager());
@@ -1590,7 +1607,7 @@
                 webviewPrep = SystemServerInitThreadPool.get().submit(() -> {
                     Slog.i(TAG, WEBVIEW_PREPARATION);
                     BootTimingsTraceLog traceLog = new BootTimingsTraceLog(
-                            "SystemServerTiming", Trace.TRACE_TAG_SYSTEM_SERVER);
+                            SYSTEM_SERVER_TIMING_ASYNC_TAG, Trace.TRACE_TAG_SYSTEM_SERVER);
                     traceLog.traceBegin(WEBVIEW_PREPARATION);
                     mWebViewUpdateService.prepareWebViewInSystemServer();
                     traceLog.traceEnd();
@@ -1651,13 +1668,13 @@
             Watchdog.getInstance().start();
             traceEnd();
 
-            if (webviewPrep != null) {
-                ConcurrentUtils.waitForFutureNoInterrupt(webviewPrep, WEBVIEW_PREPARATION);
-            }
-
             // It is now okay to let the various system services start their
             // third party code...
             traceBeginAndSlog("PhaseThirdPartyAppsCanStart");
+            // confirm webview completion before starting 3rd party
+            if (webviewPrep != null) {
+                ConcurrentUtils.waitForFutureNoInterrupt(webviewPrep, WEBVIEW_PREPARATION);
+            }
             mSystemServiceManager.startBootPhase(
                     SystemService.PHASE_THIRD_PARTY_APPS_CAN_START);
             traceEnd();
diff --git a/services/retaildemo/java/com/android/server/retaildemo/RetailDemoModeService.java b/services/retaildemo/java/com/android/server/retaildemo/RetailDemoModeService.java
index f30c466..f943ee2c 100644
--- a/services/retaildemo/java/com/android/server/retaildemo/RetailDemoModeService.java
+++ b/services/retaildemo/java/com/android/server/retaildemo/RetailDemoModeService.java
@@ -541,6 +541,8 @@
     }
 
     private void stopDemoMode() {
+        mDeviceInDemoMode = false;
+        mIsCarrierDemoMode = false;
         mPreloadAppsInstaller = null;
         mCameraIdsWithFlash = null;
         mInjector.destroyWakeLock();
diff --git a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
index 7df638c..6fb65d5 100644
--- a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
+++ b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
@@ -2089,9 +2089,19 @@
         assertTrue(dpm.getAffiliationIds(admin2).isEmpty());
         assertFalse(dpm.isAffiliatedUser());
 
+        // Set affiliation ids again, then clear PO to check that the user becomes unaffiliated
+        dpm.setAffiliationIds(admin2, userAffiliationIds);
+        assertTrue(dpm.isAffiliatedUser());
+        dpm.clearProfileOwner(admin2);
+        assertFalse(dpm.isAffiliatedUser());
+
         // Check that the system user remains affiliated.
         mContext.binder.callingUid = DpmMockContext.CALLER_SYSTEM_USER_UID;
         assertTrue(dpm.isAffiliatedUser());
+
+        // Clear the device owner - the user becomes unaffiliated.
+        clearDeviceOwner();
+        assertFalse(dpm.isAffiliatedUser());
     }
 
     public void testGetUserProvisioningState_defaultResult() {
diff --git a/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java b/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java
index 6629770..251bf24 100644
--- a/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java
+++ b/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java
@@ -30,8 +30,9 @@
 import android.transition.AutoTransition;
 import android.transition.ChangeBounds;
 import android.transition.Transition;
-import android.transition.TransitionSet;
+import android.transition.TransitionListenerAdapter;
 import android.transition.TransitionManager;
+import android.transition.TransitionSet;
 
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -84,7 +85,7 @@
         fadeIn.setDuration(50);
         noFadeIn.addTransition(new Fade(Fade.OUT)).addTransition(new ChangeBounds()).addTransition(fadeIn);
 
-        myTransition.addListener(new Transition.TransitionListenerAdapter() {
+        myTransition.addListener(new TransitionListenerAdapter() {
             @Override
             public void onTransitionStart(Transition transition) {
                 System.out.println("---------ListView Tops: Before--------");