Merge "Make sure top activity is stopped on sleep if paused." into oc-mr1-dev
diff --git a/api/test-current.txt b/api/test-current.txt
index 62f8885..9487740 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -12093,6 +12093,18 @@
     ctor public SQLiteFullException(java.lang.String);
   }
 
+  public final class SQLiteGlobal {
+    method public static java.lang.String getDefaultJournalMode();
+    method public static int getDefaultPageSize();
+    method public static java.lang.String getDefaultSyncMode();
+    method public static int getIdleConnectionTimeout();
+    method public static int getJournalSizeLimit();
+    method public static int getWALAutoCheckpoint();
+    method public static int getWALConnectionPoolSize();
+    method public static java.lang.String getWALSyncMode();
+    method public static int releaseMemory();
+  }
+
   public class SQLiteMisuseException extends android.database.sqlite.SQLiteException {
     ctor public SQLiteMisuseException();
     ctor public SQLiteMisuseException(java.lang.String);
diff --git a/core/java/android/bluetooth/BluetoothA2dpSink.java b/core/java/android/bluetooth/BluetoothA2dpSink.java
index 9dfc4b4..4ebef4f 100755
--- a/core/java/android/bluetooth/BluetoothA2dpSink.java
+++ b/core/java/android/bluetooth/BluetoothA2dpSink.java
@@ -125,7 +125,7 @@
 
     private Context mContext;
     private ServiceListener mServiceListener;
-    private IBluetoothA2dpSink mService;
+    private volatile IBluetoothA2dpSink mService;
     private BluetoothAdapter mAdapter;
 
     final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
@@ -239,16 +239,16 @@
      */
     public boolean connect(BluetoothDevice device) {
         if (DBG) log("connect(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -280,16 +280,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -298,15 +298,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (VDBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -315,15 +316,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (VDBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -332,16 +334,16 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (VDBG) log("getState(" + device + ")");
-        if (mService != null && isEnabled()
-            && isValidDevice(device)) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -358,16 +360,16 @@
      */
           public BluetoothAudioConfig getAudioConfig(BluetoothDevice device) {
         if (VDBG) log("getAudioConfig(" + device + ")");
-        if (mService != null && isEnabled()
-            && isValidDevice(device)) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getAudioConfig(device);
+                return service.getAudioConfig(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return null;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return null;
     }
 
@@ -388,21 +390,21 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) log("setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled()
-            && isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                priority != BluetoothProfile.PRIORITY_ON){
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
                 return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                    Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                    return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
-            return false;
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
     }
 
     /**
@@ -420,16 +422,16 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) log("getPriority(" + device + ")");
-        if (mService != null && isEnabled()
-            && isValidDevice(device)) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.PRIORITY_OFF;
     }
 
@@ -441,16 +443,16 @@
      * @param device BluetoothDevice device
      */
     public boolean isA2dpPlaying(BluetoothDevice device) {
-        if (mService != null && isEnabled()
-            && isValidDevice(device)) {
+        final IBluetoothA2dpSink service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.isA2dpPlaying(device);
+                return service.isA2dpPlaying(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -483,7 +485,6 @@
         public void onServiceConnected(ComponentName className, IBinder service) {
             if (DBG) Log.d(TAG, "Proxy object connected");
             mService = IBluetoothA2dpSink.Stub.asInterface(Binder.allowBlocking(service));
-
             if (mServiceListener != null) {
                 mServiceListener.onServiceConnected(BluetoothProfile.A2DP_SINK,
                         BluetoothA2dpSink.this);
@@ -499,15 +500,11 @@
     };
 
     private boolean isEnabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_ON;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     private static void log(String msg) {
diff --git a/core/java/android/bluetooth/BluetoothAvrcpController.java b/core/java/android/bluetooth/BluetoothAvrcpController.java
index 0261b1b..a04f110 100644
--- a/core/java/android/bluetooth/BluetoothAvrcpController.java
+++ b/core/java/android/bluetooth/BluetoothAvrcpController.java
@@ -20,8 +20,6 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
-import android.media.MediaMetadata;
-import android.media.session.PlaybackState;
 import android.os.Binder;
 import android.os.IBinder;
 import android.os.RemoteException;
@@ -83,7 +81,7 @@
 
     private Context mContext;
     private ServiceListener mServiceListener;
-    private IBluetoothAvrcpController mService;
+    private volatile IBluetoothAvrcpController mService;
     private BluetoothAdapter mAdapter;
 
     final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
@@ -180,15 +178,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (VDBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothAvrcpController service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -197,15 +196,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (VDBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothAvrcpController service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -214,16 +214,16 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (VDBG) log("getState(" + device + ")");
-        if (mService != null && isEnabled()
-            && isValidDevice(device)) {
+        final IBluetoothAvrcpController service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -235,9 +235,10 @@
     public BluetoothAvrcpPlayerSettings getPlayerSettings(BluetoothDevice device) {
         if (DBG) Log.d(TAG, "getPlayerSettings");
         BluetoothAvrcpPlayerSettings settings = null;
-        if (mService != null && isEnabled()) {
+        final IBluetoothAvrcpController service = mService;
+        if (service != null && isEnabled()) {
             try {
-                settings = mService.getPlayerSettings(device);
+                settings = service.getPlayerSettings(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Error talking to BT service in getMetadata() " + e);
                 return null;
@@ -252,15 +253,16 @@
      */
     public boolean setPlayerApplicationSetting(BluetoothAvrcpPlayerSettings plAppSetting) {
         if (DBG) Log.d(TAG, "setPlayerApplicationSetting");
-        if (mService != null && isEnabled()) {
+        final IBluetoothAvrcpController service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.setPlayerApplicationSetting(plAppSetting);
+                return service.setPlayerApplicationSetting(plAppSetting);
             } catch (RemoteException e) {
                 Log.e(TAG, "Error talking to BT service in setPlayerApplicationSetting() " + e);
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -269,24 +271,25 @@
      * possible keycode values: next_grp, previous_grp defined above
      */
     public void sendGroupNavigationCmd(BluetoothDevice device, int keyCode, int keyState) {
-        Log.d(TAG, "sendGroupNavigationCmd dev = " + device + " key " + keyCode + " State = " + keyState);
-        if (mService != null && isEnabled()) {
+        Log.d(TAG, "sendGroupNavigationCmd dev = " + device + " key " + keyCode + " State = "
+                + keyState);
+        final IBluetoothAvrcpController service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.sendGroupNavigationCmd(device, keyCode, keyState);
+                service.sendGroupNavigationCmd(device, keyCode, keyState);
                 return;
             } catch (RemoteException e) {
                 Log.e(TAG, "Error talking to BT service in sendGroupNavigationCmd()", e);
                 return;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
     }
 
     private final ServiceConnection mConnection = new ServiceConnection() {
         public void onServiceConnected(ComponentName className, IBinder service) {
             if (DBG) Log.d(TAG, "Proxy object connected");
             mService = IBluetoothAvrcpController.Stub.asInterface(Binder.allowBlocking(service));
-
             if (mServiceListener != null) {
                 mServiceListener.onServiceConnected(BluetoothProfile.AVRCP_CONTROLLER,
                         BluetoothAvrcpController.this);
@@ -302,15 +305,11 @@
     };
 
     private boolean isEnabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_ON;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     private static void log(String msg) {
diff --git a/core/java/android/bluetooth/BluetoothDevice.java b/core/java/android/bluetooth/BluetoothDevice.java
index a206b53..98cd319 100644
--- a/core/java/android/bluetooth/BluetoothDevice.java
+++ b/core/java/android/bluetooth/BluetoothDevice.java
@@ -23,10 +23,9 @@
 import android.annotation.SystemApi;
 import android.content.Context;
 import android.os.Handler;
-import android.os.Looper;
 import android.os.Parcel;
-import android.os.Parcelable;
 import android.os.ParcelUuid;
+import android.os.Parcelable;
 import android.os.Process;
 import android.os.RemoteException;
 import android.util.Log;
@@ -683,7 +682,7 @@
      * getService() called.
      * TODO: Unify implementation of sService amongst BluetoothFoo API's
      */
-    private static IBluetooth sService;
+    private static volatile IBluetooth sService;
 
     private final String mAddress;
 
@@ -803,13 +802,16 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH)
     public String getName() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot get Remote Device name");
             return null;
         }
         try {
-            return sService.getRemoteName(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.getRemoteName(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return null;
     }
 
@@ -822,13 +824,16 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH)
     public int getType() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot get Remote Device type");
             return DEVICE_TYPE_UNKNOWN;
         }
         try {
-            return sService.getRemoteType(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.getRemoteType(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return DEVICE_TYPE_UNKNOWN;
     }
 
@@ -840,13 +845,16 @@
      * @hide
      */
     public String getAlias() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot get Remote Device Alias");
             return null;
         }
         try {
-            return sService.getRemoteAlias(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.getRemoteAlias(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return null;
     }
 
@@ -861,13 +869,16 @@
      * @hide
      */
     public boolean setAlias(String alias) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot set Remote Device name");
             return false;
         }
         try {
-            return sService.setRemoteAlias(this, alias);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.setRemoteAlias(this, alias);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -899,13 +910,16 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH)
     public int getBatteryLevel() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "Bluetooth disabled. Cannot get remote device battery level");
             return BATTERY_LEVEL_UNKNOWN;
         }
         try {
-            return sService.getBatteryLevel(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.getBatteryLevel(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return BATTERY_LEVEL_UNKNOWN;
     }
 
@@ -921,16 +935,19 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH_ADMIN)
     public boolean createBond() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot create bond to Remote Device");
             return false;
         }
         try {
-            Log.i(TAG, "createBond() for device " + getAddress() +
-                    " called by pid: " + Process.myPid() +
-                    " tid: " + Process.myTid());
-            return sService.createBond(this, TRANSPORT_AUTO);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            Log.i(TAG, "createBond() for device " + getAddress()
+                    + " called by pid: " + Process.myPid()
+                    + " tid: " + Process.myTid());
+            return service.createBond(this, TRANSPORT_AUTO);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -951,7 +968,8 @@
      * @hide
      */
     public boolean createBond(int transport) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot create bond to Remote Device");
             return false;
         }
@@ -960,11 +978,13 @@
             throw new IllegalArgumentException(transport + " is not a valid Bluetooth transport");
         }
         try {
-            Log.i(TAG, "createBond() for device " + getAddress() +
-                    " called by pid: " + Process.myPid() +
-                    " tid: " + Process.myTid());
-            return sService.createBond(this, transport);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            Log.i(TAG, "createBond() for device " + getAddress()
+                    + " called by pid: " + Process.myPid()
+                    + " tid: " + Process.myTid());
+            return service.createBond(this, transport);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -988,17 +1008,31 @@
      * @hide
      */
     public boolean createBondOutOfBand(int transport, OobData oobData) {
+        final IBluetooth service = sService;
+        if (service == null) {
+            Log.w(TAG, "BT not enabled, createBondOutOfBand failed");
+            return false;
+        }
         try {
-            return sService.createBondOutOfBand(this, transport, oobData);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.createBondOutOfBand(this, transport, oobData);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
     /** @hide */
     public boolean isBondingInitiatedLocally() {
+        final IBluetooth service = sService;
+        if (service == null) {
+            Log.w(TAG, "BT not enabled, isBondingInitiatedLocally failed");
+            return false;
+        }
         try {
-            return sService.isBondingInitiatedLocally(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.isBondingInitiatedLocally(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -1032,16 +1066,19 @@
      * @hide
      */
     public boolean cancelBondProcess() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot cancel Remote Device bond");
             return false;
         }
         try {
-            Log.i(TAG, "cancelBondProcess() for device " + getAddress() +
-                    " called by pid: " + Process.myPid() +
-                    " tid: " + Process.myTid());
-            return sService.cancelBondProcess(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            Log.i(TAG, "cancelBondProcess() for device " + getAddress()
+                    + " called by pid: " + Process.myPid()
+                    + " tid: " + Process.myTid());
+            return service.cancelBondProcess(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -1056,16 +1093,19 @@
      * @hide
      */
     public boolean removeBond() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot remove Remote Device bond");
             return false;
         }
         try {
-            Log.i(TAG, "removeBond() for device " + getAddress() +
-                    " called by pid: " + Process.myPid() +
-                    " tid: " + Process.myTid());
-            return sService.removeBond(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            Log.i(TAG, "removeBond() for device " + getAddress()
+                    + " called by pid: " + Process.myPid()
+                    + " tid: " + Process.myTid());
+            return service.removeBond(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -1080,18 +1120,15 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH)
     public int getBondState() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot get bond state");
             return BOND_NONE;
         }
         try {
-            return sService.getBondState(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
-        catch (NullPointerException npe) {
-            // Handle case where bluetooth service proxy
-            // is already null.
-            Log.e(TAG, "NullPointerException for getBondState() of device ("+
-                getAddress()+")", npe);
+            return service.getBondState(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
         }
         return BOND_NONE;
     }
@@ -1105,12 +1142,13 @@
      */
     @SystemApi
     public boolean isConnected() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             // BT is not enabled, we cannot be connected.
             return false;
         }
         try {
-            return sService.getConnectionState(this) != CONNECTION_STATE_DISCONNECTED;
+            return service.getConnectionState(this) != CONNECTION_STATE_DISCONNECTED;
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
             return false;
@@ -1127,12 +1165,13 @@
      */
     @SystemApi
     public boolean isEncrypted() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             // BT is not enabled, we cannot be connected.
             return false;
         }
         try {
-            return sService.getConnectionState(this) > CONNECTION_STATE_CONNECTED;
+            return service.getConnectionState(this) > CONNECTION_STATE_CONNECTED;
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
             return false;
@@ -1146,12 +1185,13 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH)
     public BluetoothClass getBluetoothClass() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot get Bluetooth Class");
             return null;
         }
         try {
-            int classInt = sService.getRemoteClass(this);
+            int classInt = service.getRemoteClass(this);
             if (classInt == BluetoothClass.ERROR) return null;
             return new BluetoothClass(classInt);
         } catch (RemoteException e) {Log.e(TAG, "", e);}
@@ -1170,75 +1210,82 @@
      *         or null on error
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH)
-     public ParcelUuid[] getUuids() {
-         if (sService == null || isBluetoothEnabled() == false) {
+    public ParcelUuid[] getUuids() {
+        final IBluetooth service = sService;
+        if (service == null || !isBluetoothEnabled()) {
             Log.e(TAG, "BT not enabled. Cannot get remote device Uuids");
              return null;
          }
         try {
-            return sService.getRemoteUuids(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.getRemoteUuids(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return null;
     }
 
-     /**
-      * Perform a service discovery on the remote device to get the UUIDs supported.
-      *
-      * <p>This API is asynchronous and {@link #ACTION_UUID} intent is sent,
-      * with the UUIDs supported by the remote end. If there is an error
-      * in getting the SDP records or if the process takes a long time,
-      * {@link #ACTION_UUID} intent is sent with the UUIDs that is currently
-      * present in the cache. Clients should use the {@link #getUuids} to get UUIDs
-      * if service discovery is not to be performed.
-      *
-      * @return False if the sanity check fails, True if the process
-      *               of initiating an ACL connection to the remote device
-      *               was started.
-      */
-     @RequiresPermission(Manifest.permission.BLUETOOTH)
-     public boolean fetchUuidsWithSdp() {
-        IBluetooth service = sService;
-        if (service == null || isBluetoothEnabled() == false) {
+    /**
+     * Perform a service discovery on the remote device to get the UUIDs supported.
+     *
+     * <p>This API is asynchronous and {@link #ACTION_UUID} intent is sent,
+     * with the UUIDs supported by the remote end. If there is an error
+     * in getting the SDP records or if the process takes a long time,
+     * {@link #ACTION_UUID} intent is sent with the UUIDs that is currently
+     * present in the cache. Clients should use the {@link #getUuids} to get UUIDs
+     * if service discovery is not to be performed.
+     *
+     * @return False if the sanity check fails, True if the process of initiating an ACL connection
+     * to the remote device was started.
+     */
+    @RequiresPermission(Manifest.permission.BLUETOOTH)
+    public boolean fetchUuidsWithSdp() {
+        final IBluetooth service = sService;
+        if (service == null || !isBluetoothEnabled()) {
             Log.e(TAG, "BT not enabled. Cannot fetchUuidsWithSdp");
             return false;
         }
         try {
             return service.fetchRemoteUuids(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
-            return false;
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
+        return false;
     }
 
-     /**
-      * Perform a service discovery on the remote device to get the SDP records associated
-      * with the specified UUID.
-      *
-      * <p>This API is asynchronous and {@link #ACTION_SDP_RECORD} intent is sent,
-      * with the SDP records found on the remote end. If there is an error
-      * in getting the SDP records or if the process takes a long time,
-      * {@link #ACTION_SDP_RECORD} intent is sent with an status value in
-      * {@link #EXTRA_SDP_SEARCH_STATUS} different from 0.
-      * Detailed status error codes can be found by members of the Bluetooth package in
-      * the AbstractionLayer class.
-      * <p>Requires {@link android.Manifest.permission#BLUETOOTH}.
-      * The SDP record data will be stored in the intent as {@link #EXTRA_SDP_RECORD}.
-      * The object type will match one of the SdpXxxRecord types, depending on the UUID searched
-      * for.
-      *
-      * @return False if the sanity check fails, True if the process
-      *               of initiating an ACL connection to the remote device
-      *               was started.
-      */
-     /** @hide */
-     public boolean sdpSearch(ParcelUuid uuid) {
-         if (sService == null) {
-             Log.e(TAG, "BT not enabled. Cannot query remote device sdp records");
-             return false;
-         }
-         try {
-             return sService.sdpSearch(this,uuid);
-         } catch (RemoteException e) {Log.e(TAG, "", e);}
-         return false;
-     }
+    /**
+     * Perform a service discovery on the remote device to get the SDP records associated
+     * with the specified UUID.
+     *
+     * <p>This API is asynchronous and {@link #ACTION_SDP_RECORD} intent is sent,
+     * with the SDP records found on the remote end. If there is an error
+     * in getting the SDP records or if the process takes a long time,
+     * {@link #ACTION_SDP_RECORD} intent is sent with an status value in
+     * {@link #EXTRA_SDP_SEARCH_STATUS} different from 0.
+     * Detailed status error codes can be found by members of the Bluetooth package in
+     * the AbstractionLayer class.
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH}.
+     * The SDP record data will be stored in the intent as {@link #EXTRA_SDP_RECORD}.
+     * The object type will match one of the SdpXxxRecord types, depending on the UUID searched
+     * for.
+     *
+     * @return False if the sanity check fails, True if the process
+     *               of initiating an ACL connection to the remote device
+     *               was started.
+     */
+    /** @hide */
+    public boolean sdpSearch(ParcelUuid uuid) {
+        final IBluetooth service = sService;
+        if (service == null) {
+            Log.e(TAG, "BT not enabled. Cannot query remote device sdp records");
+            return false;
+        }
+        try {
+            return service.sdpSearch(this, uuid);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
+        return false;
+    }
 
     /**
      * Set the pin during pairing when the pairing method is {@link #PAIRING_VARIANT_PIN}
@@ -1248,13 +1295,16 @@
      *         false for error
      */
     public boolean setPin(byte[] pin) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot set Remote Device pin");
             return false;
         }
         try {
-            return sService.setPin(this, true, pin.length, pin);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.setPin(this, true, pin.length, pin);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -1276,13 +1326,16 @@
      */
     @RequiresPermission(Manifest.permission.BLUETOOTH_PRIVILEGED)
     public boolean setPairingConfirmation(boolean confirm) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot set pairing confirmation");
             return false;
         }
         try {
-            return sService.setPairingConfirmation(this, confirm);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.setPairingConfirmation(this, confirm);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -1298,13 +1351,16 @@
 
     /** @hide */
     public boolean cancelPairingUserInput() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             Log.e(TAG, "BT not enabled. Cannot create pairing user input");
             return false;
         }
         try {
-            return sService.cancelBondProcess(this);
-        } catch (RemoteException e) {Log.e(TAG, "", e);}
+            return service.cancelBondProcess(this);
+        } catch (RemoteException e) {
+            Log.e(TAG, "", e);
+        }
         return false;
     }
 
@@ -1334,11 +1390,12 @@
      * @hide
      */
     public int getPhonebookAccessPermission() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             return ACCESS_UNKNOWN;
         }
         try {
-            return sService.getPhonebookAccessPermission(this);
+            return service.getPhonebookAccessPermission(this);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }
@@ -1354,11 +1411,12 @@
      * @hide
      */
     public boolean setPhonebookAccessPermission(int value) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             return false;
         }
         try {
-            return sService.setPhonebookAccessPermission(this, value);
+            return service.setPhonebookAccessPermission(this, value);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }
@@ -1372,11 +1430,12 @@
      * @hide
      */
     public int getMessageAccessPermission() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             return ACCESS_UNKNOWN;
         }
         try {
-            return sService.getMessageAccessPermission(this);
+            return service.getMessageAccessPermission(this);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }
@@ -1392,11 +1451,12 @@
      * @hide
      */
     public boolean setMessageAccessPermission(int value) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             return false;
         }
         try {
-            return sService.setMessageAccessPermission(this, value);
+            return service.setMessageAccessPermission(this, value);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }
@@ -1410,11 +1470,12 @@
      * @hide
      */
     public int getSimAccessPermission() {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             return ACCESS_UNKNOWN;
         }
         try {
-            return sService.getSimAccessPermission(this);
+            return service.getSimAccessPermission(this);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }
@@ -1430,11 +1491,12 @@
      * @hide
      */
     public boolean setSimAccessPermission(int value) {
-        if (sService == null) {
+        final IBluetooth service = sService;
+        if (service == null) {
             return false;
         }
         try {
-            return sService.setSimAccessPermission(this, value);
+            return service.setSimAccessPermission(this, value);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }
diff --git a/core/java/android/bluetooth/BluetoothHeadset.java b/core/java/android/bluetooth/BluetoothHeadset.java
index c84643f..500cba3 100644
--- a/core/java/android/bluetooth/BluetoothHeadset.java
+++ b/core/java/android/bluetooth/BluetoothHeadset.java
@@ -298,7 +298,7 @@
 
     private Context mContext;
     private ServiceListener mServiceListener;
-    private IBluetoothHeadset mService;
+    private volatile IBluetoothHeadset mService;
     private BluetoothAdapter mAdapter;
 
     final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
@@ -411,16 +411,16 @@
      */
     public boolean connect(BluetoothDevice device) {
         if (DBG) log("connect(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -452,16 +452,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
               Log.e(TAG, Log.getStackTraceString(new Throwable()));
               return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -470,15 +470,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (VDBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -487,15 +488,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (VDBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -504,16 +506,16 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (VDBG) log("getConnectionState(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -534,20 +536,20 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) log("setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                priority != BluetoothProfile.PRIORITY_ON) {
-              return false;
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
+                return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -566,16 +568,16 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) log("getPriority(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return PRIORITY_OFF;
     }
 
@@ -602,15 +604,15 @@
      */
     public boolean startVoiceRecognition(BluetoothDevice device) {
         if (DBG) log("startVoiceRecognition()");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.startVoiceRecognition(device);
+                return service.startVoiceRecognition(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -626,15 +628,15 @@
      */
     public boolean stopVoiceRecognition(BluetoothDevice device) {
         if (DBG) log("stopVoiceRecognition()");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.stopVoiceRecognition(device);
+                return service.stopVoiceRecognition(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -649,15 +651,15 @@
      */
     public boolean isAudioConnected(BluetoothDevice device) {
         if (VDBG) log("isAudioConnected()");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-              return mService.isAudioConnected(device);
+                return service.isAudioConnected(device);
             } catch (RemoteException e) {
               Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -677,15 +679,15 @@
      */
     public int getBatteryUsageHint(BluetoothDevice device) {
         if (VDBG) log("getBatteryUsageHint()");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getBatteryUsageHint(device);
+                return service.getBatteryUsageHint(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return -1;
     }
 
@@ -708,10 +710,13 @@
      */
     public boolean acceptIncomingConnect(BluetoothDevice device) {
         if (DBG) log("acceptIncomingConnect");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.acceptIncomingConnect(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.acceptIncomingConnect(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -725,10 +730,13 @@
      */
     public boolean rejectIncomingConnect(BluetoothDevice device) {
         if (DBG) log("rejectIncomingConnect");
-        if (mService != null) {
+        final IBluetoothHeadset service = mService;
+        if (service != null) {
             try {
-                return mService.rejectIncomingConnect(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.rejectIncomingConnect(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -744,10 +752,13 @@
      */
     public int getAudioState(BluetoothDevice device) {
         if (VDBG) log("getAudioState");
-        if (mService != null && !isDisabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && !isDisabled()) {
             try {
-                return mService.getAudioState(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getAudioState(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -768,10 +779,13 @@
      */
     public void setAudioRouteAllowed(boolean allowed) {
         if (VDBG) log("setAudioRouteAllowed");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.setAudioRouteAllowed(allowed);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                service.setAudioRouteAllowed(allowed);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -786,10 +800,13 @@
      */
     public boolean getAudioRouteAllowed() {
         if (VDBG) log("getAudioRouteAllowed");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getAudioRouteAllowed();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getAudioRouteAllowed();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -807,9 +824,10 @@
      */
     public void setForceScoAudio(boolean forced) {
         if (VDBG) log("setForceScoAudio " + String.valueOf(forced));
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.setForceScoAudio(forced);
+                service.setForceScoAudio(forced);
             } catch (RemoteException e) {
               Log.e(TAG, e.toString());
             }
@@ -830,14 +848,15 @@
      */
     public boolean isAudioOn() {
         if (VDBG) log("isAudioOn()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-              return mService.isAudioOn();
+                return service.isAudioOn();
             } catch (RemoteException e) {
               Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
 
     }
@@ -852,9 +871,10 @@
      * @hide
      */
     public boolean connectAudio() {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.connectAudio();
+                return service.connectAudio();
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -875,9 +895,10 @@
      * @hide
      */
     public boolean disconnectAudio() {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.disconnectAudio();
+                return service.disconnectAudio();
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -901,9 +922,10 @@
      */
     public boolean startScoUsingVirtualVoiceCall(BluetoothDevice device) {
         if (DBG) log("startScoUsingVirtualVoiceCall()");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.startScoUsingVirtualVoiceCall(device);
+                return service.startScoUsingVirtualVoiceCall(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -924,9 +946,10 @@
      */
     public boolean stopScoUsingVirtualVoiceCall(BluetoothDevice device) {
         if (DBG) log("stopScoUsingVirtualVoiceCall()");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.stopScoUsingVirtualVoiceCall(device);
+                return service.stopScoUsingVirtualVoiceCall(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -946,10 +969,11 @@
      * @hide
      */
     public void phoneStateChanged(int numActive, int numHeld, int callState, String number,
-                                  int type) {
-        if (mService != null && isEnabled()) {
+            int type) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.phoneStateChanged(numActive, numHeld, callState, number, type);
+                service.phoneStateChanged(numActive, numHeld, callState, number, type);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -965,10 +989,11 @@
      * @hide
      */
     public void clccResponse(int index, int direction, int status, int mode, boolean mpty,
-                             String number, int type) {
-        if (mService != null && isEnabled()) {
+            String number, int type) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.clccResponse(index, direction, status, mode, mpty, number, type);
+                service.clccResponse(index, direction, status, mode, mpty, number, type);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1004,15 +1029,15 @@
         if (command == null) {
             throw new IllegalArgumentException("command is null");
         }
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.sendVendorSpecificResultCode(device, command, arg);
+                return service.sendVendorSpecificResultCode(device, command, arg);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return false;
@@ -1027,9 +1052,10 @@
      * @hide
      */
     public boolean enableWBS() {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.enableWBS();
+                return service.enableWBS();
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1049,9 +1075,10 @@
      * @hide
      */
     public boolean disableWBS() {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.disableWBS();
+                return service.disableWBS();
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1078,16 +1105,17 @@
      * Send Headset the BIND response from AG to report change in the status of the
      * HF indicators to the headset
      *
-     * @param ind_id Assigned Number of the indicator (defined by SIG)
-     * @param ind_status
+     * @param indId Assigned Number of the indicator (defined by SIG)
+     * @param indStatus
      * possible values- false-Indicator is disabled, no value changes shall be sent for this indicator
      *                  true-Indicator is enabled, value changes may be sent for this indicator
      * @hide
      */
-    public void bindResponse(int ind_id, boolean ind_status) {
-        if (mService != null && isEnabled()) {
+    public void bindResponse(int indId, boolean indStatus) {
+        final IBluetoothHeadset service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.bindResponse(ind_id, ind_status);
+                service.bindResponse(indId, indStatus);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1116,20 +1144,15 @@
     };
 
     private boolean isEnabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_ON;
     }
 
     private boolean isDisabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_OFF) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_OFF;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     private static void log(String msg) {
diff --git a/core/java/android/bluetooth/BluetoothHeadsetClient.java b/core/java/android/bluetooth/BluetoothHeadsetClient.java
index 544b3b95..73a16de 100644
--- a/core/java/android/bluetooth/BluetoothHeadsetClient.java
+++ b/core/java/android/bluetooth/BluetoothHeadsetClient.java
@@ -28,7 +28,6 @@
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.UUID;
 
 /**
  * Public API to control Hands Free Profile (HFP role only).
@@ -77,8 +76,8 @@
      * Intent sent whenever audio state changes.
      *
      * <p>It includes two mandatory extras:
-     * {@link BluetoothProfile.EXTRA_STATE},
-     * {@link BluetoothProfile.EXTRA_PREVIOUS_STATE},
+     * {@link BluetoothProfile#EXTRA_STATE},
+     * {@link BluetoothProfile#EXTRA_PREVIOUS_STATE},
      * with possible values:
      * {@link #STATE_AUDIO_CONNECTING},
      * {@link #STATE_AUDIO_CONNECTED},
@@ -368,7 +367,7 @@
 
     private Context mContext;
     private ServiceListener mServiceListener;
-    private IBluetoothHeadsetClient mService;
+    private volatile IBluetoothHeadsetClient mService;
     private BluetoothAdapter mAdapter;
 
     final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
@@ -480,16 +479,16 @@
      */
     public boolean connect(BluetoothDevice device) {
         if (DBG) log("connect(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -504,16 +503,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
               Log.e(TAG, Log.getStackTraceString(new Throwable()));
               return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -525,15 +524,16 @@
     @Override
     public List<BluetoothDevice> getConnectedDevices() {
         if (VDBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -548,15 +548,16 @@
     @Override
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (VDBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -569,16 +570,16 @@
     @Override
     public int getConnectionState(BluetoothDevice device) {
         if (VDBG) log("getConnectionState(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -589,20 +590,20 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) log("setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                    priority != BluetoothProfile.PRIORITY_ON) {
-              return false;
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
+                return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -611,16 +612,16 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) log("getPriority(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return PRIORITY_OFF;
     }
 
@@ -639,15 +640,15 @@
      */
     public boolean startVoiceRecognition(BluetoothDevice device) {
         if (DBG) log("startVoiceRecognition()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.startVoiceRecognition(device);
+                return service.startVoiceRecognition(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -666,15 +667,15 @@
      */
     public boolean stopVoiceRecognition(BluetoothDevice device) {
         if (DBG) log("stopVoiceRecognition()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.stopVoiceRecognition(device);
+                return service.stopVoiceRecognition(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -686,15 +687,15 @@
      */
     public List<BluetoothHeadsetClientCall> getCurrentCalls(BluetoothDevice device) {
         if (DBG) log("getCurrentCalls()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getCurrentCalls(device);
+                return service.getCurrentCalls(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return null;
     }
 
@@ -707,15 +708,15 @@
      */
     public Bundle getCurrentAgEvents(BluetoothDevice device) {
         if (DBG) log("getCurrentCalls()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getCurrentAgEvents(device);
+                return service.getCurrentAgEvents(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return null;
     }
 
@@ -733,15 +734,15 @@
      */
     public boolean acceptCall(BluetoothDevice device, int flag) {
         if (DBG) log("acceptCall()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.acceptCall(device, flag);
+                return service.acceptCall(device, flag);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -756,15 +757,15 @@
      */
     public boolean holdCall(BluetoothDevice device) {
         if (DBG) log("holdCall()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.holdCall(device);
+                return service.holdCall(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -783,15 +784,15 @@
      */
     public boolean rejectCall(BluetoothDevice device) {
         if (DBG) log("rejectCall()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.rejectCall(device);
+                return service.rejectCall(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -802,7 +803,7 @@
      *
      * @param device    remote device
      * @param call      Handle of call obtained in {@link dial()} or obtained via
-     *                  {@link ACTION_CALL_CHANGED}. {@code call} may be null in which
+     *                  {@link #ACTION_CALL_CHANGED}. {@code call} may be null in which
      *                  case we will hangup all active calls.
      * @return          <code>true</code> if command has been issued successfully;
      *                   <code>false</code> otherwise;
@@ -815,15 +816,15 @@
      */
     public boolean terminateCall(BluetoothDevice device, BluetoothHeadsetClientCall call) {
         if (DBG) log("terminateCall()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.terminateCall(device, call);
+                return service.terminateCall(device, call);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -845,15 +846,15 @@
      */
     public boolean enterPrivateMode(BluetoothDevice device, int index) {
         if (DBG) log("enterPrivateMode()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.enterPrivateMode(device, index);
+                return service.enterPrivateMode(device, index);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -874,15 +875,15 @@
      */
     public boolean explicitCallTransfer(BluetoothDevice device) {
         if (DBG) log("explicitCallTransfer()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.explicitCallTransfer(device);
+                return service.explicitCallTransfer(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -900,15 +901,15 @@
      */
     public BluetoothHeadsetClientCall dial(BluetoothDevice device, String number) {
         if (DBG) log("dial()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.dial(device, number);
+                return service.dial(device, number);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return null;
     }
 
@@ -925,15 +926,15 @@
      */
     public boolean sendDTMF(BluetoothDevice device, byte code) {
         if (DBG) log("sendDTMF()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.sendDTMF(device, code);
+                return service.sendDTMF(device, code);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -952,15 +953,15 @@
      */
     public boolean getLastVoiceTagNumber(BluetoothDevice device) {
         if (DBG) log("getLastVoiceTagNumber()");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getLastVoiceTagNumber(device);
+                return service.getLastVoiceTagNumber(device);
             } catch (RemoteException e) {
                 Log.e(TAG,  Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -971,10 +972,13 @@
      */
     public int getAudioState(BluetoothDevice device) {
         if (VDBG) log("getAudioState");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getAudioState(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getAudioState(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -991,10 +995,13 @@
      */
     public void setAudioRouteAllowed(BluetoothDevice device, boolean allowed) {
         if (VDBG) log("setAudioRouteAllowed");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                mService.setAudioRouteAllowed(device, allowed);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                service.setAudioRouteAllowed(device, allowed);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -1009,10 +1016,13 @@
      */
     public boolean getAudioRouteAllowed(BluetoothDevice device) {
         if (VDBG) log("getAudioRouteAllowed");
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getAudioRouteAllowed(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getAudioRouteAllowed(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -1032,9 +1042,10 @@
      *                   intent;
      */
     public boolean connectAudio(BluetoothDevice device) {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.connectAudio(device);
+                return service.connectAudio(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1057,9 +1068,10 @@
      *                   intent;
      */
     public boolean disconnectAudio(BluetoothDevice device) {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.disconnectAudio(device);
+                return service.disconnectAudio(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1078,9 +1090,10 @@
      *                  AG not connected
      */
     public Bundle getCurrentAgFeatures(BluetoothDevice device) {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHeadsetClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getCurrentAgFeatures(device);
+                return service.getCurrentAgFeatures(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -1092,7 +1105,7 @@
     }
 
 
-    private ServiceConnection mConnection = new ServiceConnection() {
+    private final ServiceConnection mConnection = new ServiceConnection() {
         @Override
         public void onServiceConnected(ComponentName className, IBinder service) {
             if (DBG) Log.d(TAG, "Proxy object connected");
@@ -1114,15 +1127,11 @@
     };
 
     private boolean isEnabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_ON;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     private static void log(String msg) {
diff --git a/core/java/android/bluetooth/BluetoothHealth.java b/core/java/android/bluetooth/BluetoothHealth.java
index 8d77888..07be63f 100644
--- a/core/java/android/bluetooth/BluetoothHealth.java
+++ b/core/java/android/bluetooth/BluetoothHealth.java
@@ -178,9 +178,10 @@
         BluetoothHealthAppConfiguration config =
                 new BluetoothHealthAppConfiguration(name, dataType, role, channelType);
 
-        if (mService != null) {
+        final IBluetoothHealth service = mService;
+        if (service != null) {
             try {
-                result = mService.registerAppConfiguration(config, wrapper);
+                result = service.registerAppConfiguration(config, wrapper);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -202,9 +203,10 @@
      */
     public boolean unregisterAppConfiguration(BluetoothHealthAppConfiguration config) {
         boolean result = false;
-        if (mService != null && isEnabled() && config != null) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled() && config != null) {
             try {
-                result = mService.unregisterAppConfiguration(config);
+                result = service.unregisterAppConfiguration(config);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -230,10 +232,10 @@
      */
     public boolean connectChannelToSource(BluetoothDevice device,
             BluetoothHealthAppConfiguration config) {
-        if (mService != null && isEnabled() && isValidDevice(device) &&
-                config != null) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled() && isValidDevice(device) && config != null) {
             try {
-                return mService.connectChannelToSource(device, config);
+                return service.connectChannelToSource(device, config);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -259,10 +261,10 @@
      */
     public boolean connectChannelToSink(BluetoothDevice device,
             BluetoothHealthAppConfiguration config, int channelType) {
-        if (mService != null && isEnabled() && isValidDevice(device) &&
-                config != null) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled() && isValidDevice(device) && config != null) {
             try {
-                return mService.connectChannelToSink(device, config, channelType);
+                return service.connectChannelToSink(device, config, channelType);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -288,10 +290,10 @@
      */
     public boolean disconnectChannel(BluetoothDevice device,
             BluetoothHealthAppConfiguration config, int channelId) {
-        if (mService != null && isEnabled() && isValidDevice(device) &&
-                config != null) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled() && isValidDevice(device) && config != null) {
             try {
-                return mService.disconnectChannel(device, config, channelId);
+                return service.disconnectChannel(device, config, channelId);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -317,10 +319,10 @@
      */
     public ParcelFileDescriptor getMainChannelFd(BluetoothDevice device,
             BluetoothHealthAppConfiguration config) {
-        if (mService != null && isEnabled() && isValidDevice(device) &&
-                config != null) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled() && isValidDevice(device) && config != null) {
             try {
-                return mService.getMainChannelFd(device, config);
+                return service.getMainChannelFd(device, config);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -348,9 +350,10 @@
      */
     @Override
     public int getConnectionState(BluetoothDevice device) {
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getHealthDeviceConnectionState(device);
+                return service.getHealthDeviceConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -376,15 +379,16 @@
      */
     @Override
     public List<BluetoothDevice> getConnectedDevices() {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedHealthDevices();
+                return service.getConnectedHealthDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -408,15 +412,16 @@
      */
     @Override
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
-        if (mService != null && isEnabled()) {
+        final IBluetoothHealth service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getHealthDevicesMatchingConnectionStates(states);
+                return service.getHealthDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -462,7 +467,7 @@
 
     private Context mContext;
     private ServiceListener mServiceListener;
-    private IBluetoothHealth mService;
+    private volatile IBluetoothHealth mService;
     BluetoothAdapter mAdapter;
 
     /**
@@ -546,11 +551,8 @@
         return false;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-        if (device == null) return false;
-
-        if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-        return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     private boolean checkAppParam(String name, int role, int channelType,
diff --git a/core/java/android/bluetooth/BluetoothInputDevice.java b/core/java/android/bluetooth/BluetoothInputDevice.java
index a5a0243..07966ed 100644
--- a/core/java/android/bluetooth/BluetoothInputDevice.java
+++ b/core/java/android/bluetooth/BluetoothInputDevice.java
@@ -214,7 +214,7 @@
     private Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
-    private IBluetoothInputDevice mService;
+    private volatile IBluetoothInputDevice mService;
 
     final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
             new IBluetoothStateChangeCallback.Stub() {
@@ -325,15 +325,16 @@
      */
     public boolean connect(BluetoothDevice device) {
         if (DBG) log("connect(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -365,15 +366,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -382,15 +384,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (VDBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -399,15 +402,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (VDBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -416,15 +420,16 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (VDBG) log("getState(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -445,19 +450,20 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) log("setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                priority != BluetoothProfile.PRIORITY_ON) {
-              return false;
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
+                return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -476,15 +482,16 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) log("getPriority(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.PRIORITY_OFF;
     }
 
@@ -507,18 +514,13 @@
     };
 
     private boolean isEnabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_ON;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
-
     /**
      * Initiate virtual unplug for a HID input device.
      *
@@ -531,16 +533,17 @@
      */
     public boolean virtualUnplug(BluetoothDevice device) {
         if (DBG) log("virtualUnplug(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.virtualUnplug(device);
+                return service.virtualUnplug(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
 
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
 
     }
@@ -557,16 +560,17 @@
     */
     public boolean getProtocolMode(BluetoothDevice device) {
         if (VDBG) log("getProtocolMode(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getProtocolMode(device);
+                return service.getProtocolMode(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
-            return false;
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
     }
 
     /**
@@ -581,15 +585,16 @@
      */
     public boolean setProtocolMode(BluetoothDevice device, int protocolMode) {
         if (DBG) log("setProtocolMode(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.setProtocolMode(device, protocolMode);
+                return service.setProtocolMode(device, protocolMode);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -606,17 +611,22 @@
      *               true otherwise
      * @hide
      */
-    public boolean getReport(BluetoothDevice device, byte reportType, byte reportId, int bufferSize) {
-        if (VDBG) log("getReport(" + device + "), reportType=" + reportType + " reportId=" + reportId + "bufferSize=" + bufferSize);
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+    public boolean getReport(BluetoothDevice device, byte reportType, byte reportId,
+            int bufferSize) {
+        if (VDBG) {
+            log("getReport(" + device + "), reportType=" + reportType + " reportId=" + reportId
+                    + "bufferSize=" + bufferSize);
+        }
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getReport(device, reportType, reportId, bufferSize);
+                return service.getReport(device, reportType, reportId, bufferSize);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -634,15 +644,16 @@
      */
     public boolean setReport(BluetoothDevice device, byte reportType, String report) {
         if (VDBG) log("setReport(" + device + "), reportType=" + reportType + " report=" + report);
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.setReport(device, reportType, report);
+                return service.setReport(device, reportType, report);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -659,15 +670,16 @@
      */
     public boolean sendData(BluetoothDevice device, String report) {
         if (DBG) log("sendData(" + device + "), report=" + report);
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.sendData(device, report);
+                return service.sendData(device, report);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -683,15 +695,16 @@
      */
     public boolean getIdleTime(BluetoothDevice device) {
         if (DBG) log("getIdletime(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getIdleTime(device);
+                return service.getIdleTime(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -708,15 +721,16 @@
      */
     public boolean setIdleTime(BluetoothDevice device, byte idleTime) {
         if (DBG) log("setIdletime(" + device + "), idleTime=" + idleTime);
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothInputDevice service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.setIdleTime(device, idleTime);
+                return service.setIdleTime(device, idleTime);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
diff --git a/core/java/android/bluetooth/BluetoothInputHost.java b/core/java/android/bluetooth/BluetoothInputHost.java
index 68d105f..6a0506d 100644
--- a/core/java/android/bluetooth/BluetoothInputHost.java
+++ b/core/java/android/bluetooth/BluetoothInputHost.java
@@ -26,8 +26,8 @@
 import android.os.RemoteException;
 import android.util.Log;
 
-import java.util.Arrays;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 /**
@@ -114,7 +114,7 @@
 
     private ServiceListener mServiceListener;
 
-    private IBluetoothInputHost mService;
+    private volatile IBluetoothInputHost mService;
 
     private BluetoothAdapter mAdapter;
 
@@ -195,24 +195,18 @@
         }
     };
 
-    private ServiceConnection mConnection = new ServiceConnection() {
-
+    private final ServiceConnection mConnection = new ServiceConnection() {
         public void onServiceConnected(ComponentName className, IBinder service) {
             Log.d(TAG, "onServiceConnected()");
-
             mService = IBluetoothInputHost.Stub.asInterface(service);
-
             if (mServiceListener != null) {
                 mServiceListener.onServiceConnected(BluetoothProfile.INPUT_HOST,
                     BluetoothInputHost.this);
             }
         }
-
         public void onServiceDisconnected(ComponentName className) {
             Log.d(TAG, "onServiceDisconnected()");
-
             mService = null;
-
             if (mServiceListener != null) {
                 mServiceListener.onServiceDisconnected(BluetoothProfile.INPUT_HOST);
             }
@@ -283,9 +277,10 @@
     public List<BluetoothDevice> getConnectedDevices() {
         Log.v(TAG, "getConnectedDevices()");
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -302,9 +297,10 @@
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         Log.v(TAG, "getDevicesMatchingConnectionStates(): states=" + Arrays.toString(states));
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -321,9 +317,10 @@
     public int getConnectionState(BluetoothDevice device) {
         Log.v(TAG, "getConnectionState(): device=" + device);
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -363,13 +360,14 @@
             return false;
         }
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
                 BluetoothHidDeviceAppConfiguration config =
-                    new BluetoothHidDeviceAppConfiguration();
+                        new BluetoothHidDeviceAppConfiguration();
                 BluetoothHidDeviceCallbackWrapper cbw =
-                    new BluetoothHidDeviceCallbackWrapper(callback);
-                result = mService.registerApp(config, sdp, inQos, outQos, cbw);
+                        new BluetoothHidDeviceCallbackWrapper(callback);
+                result = service.registerApp(config, sdp, inQos, outQos, cbw);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -397,9 +395,10 @@
 
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.unregisterApp(config);
+                result = service.unregisterApp(config);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -421,9 +420,10 @@
     public boolean sendReport(BluetoothDevice device, int id, byte[] data) {
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.sendReport(device, id, data);
+                result = service.sendReport(device, id, data);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -448,9 +448,10 @@
 
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.replyReport(device, type, id, data);
+                result = service.replyReport(device, type, id, data);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -473,9 +474,10 @@
 
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.reportError(device, error);
+                result = service.reportError(device, error);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -496,9 +498,10 @@
 
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.unplug(device);
+                result = service.unplug(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -520,9 +523,10 @@
 
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.connect(device);
+                result = service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -543,9 +547,10 @@
 
         boolean result = false;
 
-        if (mService != null) {
+        final IBluetoothInputHost service = mService;
+        if (service != null) {
             try {
-                result = mService.disconnect(device);
+                result = service.disconnect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
diff --git a/core/java/android/bluetooth/BluetoothMap.java b/core/java/android/bluetooth/BluetoothMap.java
index 2e73051..0f801fd 100644
--- a/core/java/android/bluetooth/BluetoothMap.java
+++ b/core/java/android/bluetooth/BluetoothMap.java
@@ -16,15 +16,18 @@
 
 package android.bluetooth;
 
-import java.util.List;
-import java.util.ArrayList;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
-import android.os.*;
+import android.os.Binder;
+import android.os.IBinder;
+import android.os.RemoteException;
 import android.util.Log;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * This class provides the APIs to control the Bluetooth MAP
  * Profile.
@@ -39,7 +42,7 @@
     public static final String ACTION_CONNECTION_STATE_CHANGED =
         "android.bluetooth.map.profile.action.CONNECTION_STATE_CHANGED";
 
-    private IBluetoothMap mService;
+    private volatile IBluetoothMap mService;
     private final Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
@@ -156,10 +159,13 @@
      */
     public int getState() {
         if (VDBG) log("getState()");
-        if (mService != null) {
+        final IBluetoothMap service = mService;
+        if (service != null) {
             try {
-                return mService.getState();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getState();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -175,10 +181,13 @@
      */
     public BluetoothDevice getClient() {
         if (VDBG) log("getClient()");
-        if (mService != null) {
+        final IBluetoothMap service = mService;
+        if (service != null) {
             try {
-                return mService.getClient();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getClient();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -193,10 +202,13 @@
      */
     public boolean isConnected(BluetoothDevice device) {
         if (VDBG) log("isConnected(" + device + ")");
-        if (mService != null) {
+        final IBluetoothMap service = mService;
+        if (service != null) {
             try {
-                return mService.isConnected(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.isConnected(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -222,16 +234,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothMap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
               Log.e(TAG, Log.getStackTraceString(new Throwable()));
               return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -262,15 +274,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (DBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothMap service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -281,15 +294,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (DBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothMap service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -300,16 +314,16 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (DBG) log("getConnectionState(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothMap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -326,20 +340,20 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) log("setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                priority != BluetoothProfile.PRIORITY_ON) {
-              return false;
+        final IBluetoothMap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
+                return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -355,16 +369,16 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) log("getPriority(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothMap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return PRIORITY_OFF;
     }
 
@@ -395,12 +409,8 @@
         log("Bluetooth is Not enabled");
         return false;
     }
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
-
 }
diff --git a/core/java/android/bluetooth/BluetoothMapClient.java b/core/java/android/bluetooth/BluetoothMapClient.java
index ccab3cd..b8fadf4 100644
--- a/core/java/android/bluetooth/BluetoothMapClient.java
+++ b/core/java/android/bluetooth/BluetoothMapClient.java
@@ -59,7 +59,7 @@
     public static final String EXTRA_SENDER_CONTACT_NAME =
             "android.bluetooth.mapmce.profile.extra.SENDER_CONTACT_NAME";
 
-    private IBluetoothMapClient mService;
+    private volatile IBluetoothMapClient mService;
     private final Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
@@ -176,9 +176,10 @@
      */
     public boolean isConnected(BluetoothDevice device) {
         if (VDBG) Log.d(TAG, "isConnected(" + device + ")");
-        if (mService != null) {
+        final IBluetoothMapClient service = mService;
+        if (service != null) {
             try {
-                return mService.isConnected(device);
+                return service.isConnected(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -195,9 +196,10 @@
      */
     public boolean connect(BluetoothDevice device) {
         if (DBG) Log.d(TAG, "connect(" + device + ")" + "for MAPS MCE");
-        if (mService != null) {
+        final IBluetoothMapClient service = mService;
+        if (service != null) {
             try {
-                return mService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, e.toString());
             }
@@ -216,15 +218,15 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) Log.d(TAG, "disconnect(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -236,15 +238,16 @@
     @Override
     public List<BluetoothDevice> getConnectedDevices() {
         if (DBG) Log.d(TAG, "getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<>();
     }
 
@@ -256,15 +259,16 @@
     @Override
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (DBG) Log.d(TAG, "getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<>();
     }
 
@@ -276,16 +280,16 @@
     @Override
     public int getConnectionState(BluetoothDevice device) {
         if (DBG) Log.d(TAG, "getConnectionState(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -300,20 +304,20 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) Log.d(TAG, "setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                    priority != BluetoothProfile.PRIORITY_ON) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
                 return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -329,16 +333,16 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) Log.d(TAG, "getPriority(" + device + ")");
-        if (mService != null && isEnabled() &&
-                isValidDevice(device)) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return PRIORITY_OFF;
     }
 
@@ -357,9 +361,10 @@
     public boolean sendMessage(BluetoothDevice device, Uri[] contacts, String message,
             PendingIntent sentIntent, PendingIntent deliveredIntent) {
         if (DBG) Log.d(TAG, "sendMessage(" + device + ", " + contacts + ", " + message);
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.sendMessage(device, contacts, message, sentIntent, deliveredIntent);
+                return service.sendMessage(device, contacts, message, sentIntent, deliveredIntent);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
@@ -376,9 +381,10 @@
      */
     public boolean getUnreadMessages(BluetoothDevice device) {
         if (DBG) Log.d(TAG, "getUnreadMessages(" + device + ")");
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothMapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getUnreadMessages(device);
+                return service.getUnreadMessages(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
@@ -413,12 +419,8 @@
         return false;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-        if (device == null) return false;
-
-        if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-        return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
-
 }
diff --git a/core/java/android/bluetooth/BluetoothPan.java b/core/java/android/bluetooth/BluetoothPan.java
index 2a026a9..123d10b 100644
--- a/core/java/android/bluetooth/BluetoothPan.java
+++ b/core/java/android/bluetooth/BluetoothPan.java
@@ -121,7 +121,7 @@
     private Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
-    private IBluetoothPan mPanService;
+    private volatile IBluetoothPan mPanService;
 
     /**
      * Create a BluetoothPan proxy object for interacting with the local
@@ -235,16 +235,16 @@
      */
     public boolean connect(BluetoothDevice device) {
         if (DBG) log("connect(" + device + ")");
-        if (mPanService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mPanService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mPanService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -276,16 +276,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mPanService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mPanService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mPanService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -294,15 +294,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (VDBG) log("getConnectedDevices()");
-        if (mPanService != null && isEnabled()) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled()) {
             try {
-                return mPanService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mPanService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -311,15 +312,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (VDBG) log("getDevicesMatchingStates()");
-        if (mPanService != null && isEnabled()) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled()) {
             try {
-                return mPanService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mPanService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -328,25 +330,25 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (VDBG) log("getState(" + device + ")");
-        if (mPanService != null && isEnabled()
-            && isValidDevice(device)) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mPanService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mPanService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
     public void setBluetoothTethering(boolean value) {
         if (DBG) log("setBluetoothTethering(" + value + ")");
-
-        if (mPanService != null && isEnabled()) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled()) {
             try {
-                mPanService.setBluetoothTethering(value);
+                service.setBluetoothTethering(value);
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
             }
@@ -355,10 +357,10 @@
 
     public boolean isTetheringOn() {
         if (VDBG) log("isTetheringOn()");
-
-        if (mPanService != null && isEnabled()) {
+        final IBluetoothPan service = mPanService;
+        if (service != null && isEnabled()) {
             try {
-                return mPanService.isTetheringOn();
+                return service.isTetheringOn();
             } catch (RemoteException e) {
                 Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
             }
@@ -370,7 +372,6 @@
         public void onServiceConnected(ComponentName className, IBinder service) {
             if (DBG) Log.d(TAG, "BluetoothPAN Proxy object connected");
             mPanService = IBluetoothPan.Stub.asInterface(Binder.allowBlocking(service));
-
             if (mServiceListener != null) {
                 mServiceListener.onServiceConnected(BluetoothProfile.PAN,
                                                     BluetoothPan.this);
@@ -386,15 +387,11 @@
     };
 
     private boolean isEnabled() {
-       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
-       return false;
+        return mAdapter.getState() == BluetoothAdapter.STATE_ON;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     private static void log(String msg) {
diff --git a/core/java/android/bluetooth/BluetoothPbap.java b/core/java/android/bluetooth/BluetoothPbap.java
index dc01fc7..f16160e4 100644
--- a/core/java/android/bluetooth/BluetoothPbap.java
+++ b/core/java/android/bluetooth/BluetoothPbap.java
@@ -20,8 +20,8 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
-import android.os.RemoteException;
 import android.os.IBinder;
+import android.os.RemoteException;
 import android.util.Log;
 
 /**
@@ -67,7 +67,7 @@
     public static final String PBAP_STATE_CHANGED_ACTION =
         "android.bluetooth.pbap.intent.action.PBAP_STATE_CHANGED";
 
-    private IBluetoothPbap mService;
+    private volatile IBluetoothPbap mService;
     private final Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
@@ -212,10 +212,13 @@
      */
     public int getState() {
         if (VDBG) log("getState()");
-        if (mService != null) {
+        final IBluetoothPbap service = mService;
+        if (service != null) {
             try {
-                return mService.getState();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getState();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -231,10 +234,13 @@
      */
     public BluetoothDevice getClient() {
         if (VDBG) log("getClient()");
-        if (mService != null) {
+        final IBluetoothPbap service = mService;
+        if (service != null) {
             try {
-                return mService.getClient();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getClient();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -249,10 +255,13 @@
      */
     public boolean isConnected(BluetoothDevice device) {
         if (VDBG) log("isConnected(" + device + ")");
-        if (mService != null) {
+        final IBluetoothPbap service = mService;
+        if (service != null) {
             try {
-                return mService.isConnected(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.isConnected(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -267,9 +276,10 @@
      */
     public boolean disconnect() {
         if (DBG) log("disconnect()");
-        if (mService != null) {
+        final IBluetoothPbap service = mService;
+        if (service != null) {
             try {
-                mService.disconnect();
+                service.disconnect();
                 return true;
             } catch (RemoteException e) {Log.e(TAG, e.toString());}
         } else {
diff --git a/core/java/android/bluetooth/BluetoothPbapClient.java b/core/java/android/bluetooth/BluetoothPbapClient.java
index 9f00e1a..28b551e 100644
--- a/core/java/android/bluetooth/BluetoothPbapClient.java
+++ b/core/java/android/bluetooth/BluetoothPbapClient.java
@@ -16,17 +16,18 @@
 
 package android.bluetooth;
 
-import java.util.List;
-import java.util.ArrayList;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
-import android.os.RemoteException;
 import android.os.Binder;
 import android.os.IBinder;
+import android.os.RemoteException;
 import android.util.Log;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * This class provides the APIs to control the Bluetooth PBAP Client Profile.
  *@hide
@@ -40,7 +41,7 @@
     public static final String ACTION_CONNECTION_STATE_CHANGED =
         "android.bluetooth.pbap.profile.action.CONNECTION_STATE_CHANGED";
 
-    private IBluetoothPbapClient mService;
+    private volatile IBluetoothPbapClient mService;
     private final Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
@@ -171,15 +172,16 @@
         if (DBG) {
             log("connect(" + device + ") for PBAP Client.");
         }
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.connect(device);
+                return service.connect(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return false;
@@ -196,16 +198,17 @@
         if (DBG) {
             log("disconnect(" + device + ")" + new Exception() );
         }
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                mService.disconnect(device);
+                service.disconnect(device);
                 return true;
             } catch (RemoteException e) {
               Log.e(TAG, Log.getStackTraceString(new Throwable()));
               return false;
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return false;
@@ -222,15 +225,16 @@
         if (DBG) {
             log("getConnectedDevices()");
         }
-        if (mService != null && isEnabled()) {
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return new ArrayList<BluetoothDevice>();
@@ -246,15 +250,16 @@
         if (DBG) {
             log("getDevicesMatchingStates()");
         }
-        if (mService != null && isEnabled()) {
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return new ArrayList<BluetoothDevice>();
@@ -270,15 +275,16 @@
         if (DBG) {
             log("getConnectionState(" + device + ")");
         }
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return BluetoothProfile.STATE_DISCONNECTED;
@@ -318,14 +324,8 @@
         return false;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null) {
-           return false;
-       }
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) {
-           return true;
-       }
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
     /**
@@ -336,27 +336,27 @@
      * {@link #PRIORITY_OFF},
      *
      * @param device Paired bluetooth device
-     * @param priority
+     * @param priority Priority of this profile
      * @return true if priority is set, false on error
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) {
             log("setPriority(" + device + ", " + priority + ")");
         }
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                priority != BluetoothProfile.PRIORITY_ON) {
-              return false;
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
+                return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return false;
@@ -376,15 +376,16 @@
         if (VDBG) {
             log("getPriority(" + device + ")");
         }
-        if (mService != null && isEnabled() && isValidDevice(device)) {
+        final IBluetoothPbapClient service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return PRIORITY_OFF;
             }
         }
-        if (mService == null) {
+        if (service == null) {
             Log.w(TAG, "Proxy not attached to service");
         }
         return PRIORITY_OFF;
diff --git a/core/java/android/bluetooth/BluetoothSap.java b/core/java/android/bluetooth/BluetoothSap.java
index 89c1bf8..f9ddb2e 100644
--- a/core/java/android/bluetooth/BluetoothSap.java
+++ b/core/java/android/bluetooth/BluetoothSap.java
@@ -16,19 +16,18 @@
 
 package android.bluetooth;
 
-import java.util.ArrayList;
-import java.util.List;
-
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
-import android.os.RemoteException;
 import android.os.Binder;
 import android.os.IBinder;
-import android.os.ServiceManager;
+import android.os.RemoteException;
 import android.util.Log;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * This class provides the APIs to control the Bluetooth SIM
  * Access Profile (SAP).
@@ -67,7 +66,7 @@
     public static final String ACTION_CONNECTION_STATE_CHANGED =
         "android.bluetooth.sap.profile.action.CONNECTION_STATE_CHANGED";
 
-    private IBluetoothSap mService;
+    private volatile IBluetoothSap mService;
     private final Context mContext;
     private ServiceListener mServiceListener;
     private BluetoothAdapter mAdapter;
@@ -196,10 +195,13 @@
      */
     public int getState() {
         if (VDBG) log("getState()");
-        if (mService != null) {
+        final IBluetoothSap service = mService;
+        if (service != null) {
             try {
-                return mService.getState();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getState();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -216,10 +218,13 @@
      */
     public BluetoothDevice getClient() {
         if (VDBG) log("getClient()");
-        if (mService != null) {
+        final IBluetoothSap service = mService;
+        if (service != null) {
             try {
-                return mService.getClient();
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.getClient();
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -235,10 +240,13 @@
      */
     public boolean isConnected(BluetoothDevice device) {
         if (VDBG) log("isConnected(" + device + ")");
-        if (mService != null) {
+        final IBluetoothSap service = mService;
+        if (service != null) {
             try {
-                return mService.isConnected(device);
-            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+                return service.isConnected(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, e.toString());
+            }
         } else {
             Log.w(TAG, "Proxy not attached to service");
             if (DBG) log(Log.getStackTraceString(new Throwable()));
@@ -266,16 +274,16 @@
      */
     public boolean disconnect(BluetoothDevice device) {
         if (DBG) log("disconnect(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothSap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.disconnect(device);
+                return service.disconnect(device);
             } catch (RemoteException e) {
               Log.e(TAG, Log.getStackTraceString(new Throwable()));
               return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -287,15 +295,16 @@
      */
     public List<BluetoothDevice> getConnectedDevices() {
         if (DBG) log("getConnectedDevices()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothSap service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getConnectedDevices();
+                return service.getConnectedDevices();
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -307,15 +316,16 @@
      */
     public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
         if (DBG) log("getDevicesMatchingStates()");
-        if (mService != null && isEnabled()) {
+        final IBluetoothSap service = mService;
+        if (service != null && isEnabled()) {
             try {
-                return mService.getDevicesMatchingConnectionStates(states);
+                return service.getDevicesMatchingConnectionStates(states);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return new ArrayList<BluetoothDevice>();
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return new ArrayList<BluetoothDevice>();
     }
 
@@ -327,16 +337,16 @@
      */
     public int getConnectionState(BluetoothDevice device) {
         if (DBG) log("getConnectionState(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothSap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getConnectionState(device);
+                return service.getConnectionState(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return BluetoothProfile.STATE_DISCONNECTED;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
@@ -352,20 +362,20 @@
      */
     public boolean setPriority(BluetoothDevice device, int priority) {
         if (DBG) log("setPriority(" + device + ", " + priority + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
-            if (priority != BluetoothProfile.PRIORITY_OFF &&
-                priority != BluetoothProfile.PRIORITY_ON) {
-              return false;
+        final IBluetoothSap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF
+                    && priority != BluetoothProfile.PRIORITY_ON) {
+                return false;
             }
             try {
-                return mService.setPriority(device, priority);
+                return service.setPriority(device, priority);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return false;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return false;
     }
 
@@ -378,20 +388,20 @@
      */
     public int getPriority(BluetoothDevice device) {
         if (VDBG) log("getPriority(" + device + ")");
-        if (mService != null && isEnabled() &&
-            isValidDevice(device)) {
+        final IBluetoothSap service = mService;
+        if (service != null && isEnabled() && isValidDevice(device)) {
             try {
-                return mService.getPriority(device);
+                return service.getPriority(device);
             } catch (RemoteException e) {
                 Log.e(TAG, Log.getStackTraceString(new Throwable()));
                 return PRIORITY_OFF;
             }
         }
-        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
         return PRIORITY_OFF;
     }
 
-    private ServiceConnection mConnection = new ServiceConnection() {
+    private final ServiceConnection mConnection = new ServiceConnection() {
         public void onServiceConnected(ComponentName className, IBinder service) {
             if (DBG) log("Proxy object connected");
             mService = IBluetoothSap.Stub.asInterface(Binder.allowBlocking(service));
@@ -421,13 +431,8 @@
         return false;
     }
 
-    private boolean isValidDevice(BluetoothDevice device) {
-       if (device == null)
-           return false;
-
-       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress()))
-           return true;
-       return false;
+    private static boolean isValidDevice(BluetoothDevice device) {
+        return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
     }
 
 }
diff --git a/core/java/android/bluetooth/le/BluetoothLeScanner.java b/core/java/android/bluetooth/le/BluetoothLeScanner.java
index 9e9c8fe..7106a84 100644
--- a/core/java/android/bluetooth/le/BluetoothLeScanner.java
+++ b/core/java/android/bluetooth/le/BluetoothLeScanner.java
@@ -137,6 +137,11 @@
      * the PendingIntent. Use this method of scanning if your process is not always running and it
      * should be started when scan results are available.
      * <p>
+     * An app must hold
+     * {@link android.Manifest.permission#ACCESS_COARSE_LOCATION ACCESS_COARSE_LOCATION} or
+     * {@link android.Manifest.permission#ACCESS_FINE_LOCATION ACCESS_FINE_LOCATION} permission
+     * in order to get results.
+     * <p>
      * When the PendingIntent is delivered, the Intent passed to the receiver or activity
      * will contain one or more of the extras {@link #EXTRA_CALLBACK_TYPE},
      * {@link #EXTRA_ERROR_CODE} and {@link #EXTRA_LIST_SCAN_RESULT} to indicate the result of
diff --git a/core/java/android/database/sqlite/SQLiteGlobal.java b/core/java/android/database/sqlite/SQLiteGlobal.java
index 571656a..94d5555 100644
--- a/core/java/android/database/sqlite/SQLiteGlobal.java
+++ b/core/java/android/database/sqlite/SQLiteGlobal.java
@@ -16,6 +16,7 @@
 
 package android.database.sqlite;
 
+import android.annotation.TestApi;
 import android.content.res.Resources;
 import android.os.StatFs;
 import android.os.SystemProperties;
@@ -34,6 +35,7 @@
  *
  * @hide
  */
+@TestApi
 public final class SQLiteGlobal {
     private static final String TAG = "SQLiteGlobal";
 
diff --git a/core/java/android/net/LinkProperties.java b/core/java/android/net/LinkProperties.java
index 1bb0fbb..f527f77 100644
--- a/core/java/android/net/LinkProperties.java
+++ b/core/java/android/net/LinkProperties.java
@@ -18,14 +18,13 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
-import android.net.ProxyInfo;
-import android.os.Parcelable;
 import android.os.Parcel;
+import android.os.Parcelable;
 import android.text.TextUtils;
 
-import java.net.InetAddress;
 import java.net.Inet4Address;
 import java.net.Inet6Address;
+import java.net.InetAddress;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -504,11 +503,22 @@
     }
 
     /**
+     * Make sure this LinkProperties instance contains routes that cover the local subnet
+     * of its link addresses. Add any route that is missing.
+     * @hide
+     */
+    public void ensureDirectlyConnectedRoutes() {
+        for (LinkAddress addr: mLinkAddresses) {
+            addRoute(new RouteInfo(addr, null, mIfaceName));
+        }
+    }
+
+    /**
      * Returns all the routes on this link and all the links stacked above it.
      * @hide
      */
     public List<RouteInfo> getAllRoutes() {
-        List<RouteInfo> routes = new ArrayList();
+        List<RouteInfo> routes = new ArrayList<>();
         routes.addAll(mRoutes);
         for (LinkProperties stacked: mStackedLinks.values()) {
             routes.addAll(stacked.getAllRoutes());
diff --git a/core/java/android/service/autofill/CharSequenceTransformation.java b/core/java/android/service/autofill/CharSequenceTransformation.java
index 8ab856e..2413e97 100644
--- a/core/java/android/service/autofill/CharSequenceTransformation.java
+++ b/core/java/android/service/autofill/CharSequenceTransformation.java
@@ -86,7 +86,7 @@
             }
             try {
                 final Matcher matcher = field.first.matcher(value);
-                if (!matcher.matches()) {
+                if (!matcher.find()) {
                     if (sDebug) Log.d(TAG, "match for " + field.first + " failed on id " + id);
                     return;
                 }
diff --git a/core/java/android/service/autofill/FillResponse.java b/core/java/android/service/autofill/FillResponse.java
index 3b09c67..6d8a959 100644
--- a/core/java/android/service/autofill/FillResponse.java
+++ b/core/java/android/service/autofill/FillResponse.java
@@ -148,10 +148,12 @@
          * {@link android.view.autofill.AutofillManager#EXTRA_ASSIST_STRUCTURE screen
          * content} and your {@link android.view.autofill.AutofillManager#EXTRA_CLIENT_STATE
          * client state}. Once you complete your authentication flow you should set the
-         * {@link Activity} result to {@link android.app.Activity#RESULT_OK} and provide the fully
-         * populated {@link FillResponse response} by setting it to the
-         * {@link android.view.autofill.AutofillManager#EXTRA_AUTHENTICATION_RESULT} extra.
-         * For example, if you provided an empty {@link FillResponse resppnse} because the
+         * {@link Activity} result to {@link android.app.Activity#RESULT_OK} and set the
+         * {@link android.view.autofill.AutofillManager#EXTRA_AUTHENTICATION_RESULT} extra
+         * with the fully populated {@link FillResponse response} (or {@code null} if the screen
+         * cannot be autofilled).
+         *
+         * <p>For example, if you provided an empty {@link FillResponse response} 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 data sets some of which may need to be further authenticated, for
diff --git a/core/java/android/service/oemlock/IOemLockService.aidl b/core/java/android/service/oemlock/IOemLockService.aidl
index 682e7ee..d5e10d6 100644
--- a/core/java/android/service/oemlock/IOemLockService.aidl
+++ b/core/java/android/service/oemlock/IOemLockService.aidl
@@ -28,7 +28,6 @@
     void setOemUnlockAllowedByUser(boolean allowed);
     boolean isOemUnlockAllowedByUser();
 
-    boolean canUserAllowOemUnlock();
     boolean isOemUnlockAllowed();
     boolean isDeviceOemUnlocked();
 }
diff --git a/core/java/android/service/oemlock/OemLockManager.java b/core/java/android/service/oemlock/OemLockManager.java
index 3a56d9f..f0d6603 100644
--- a/core/java/android/service/oemlock/OemLockManager.java
+++ b/core/java/android/service/oemlock/OemLockManager.java
@@ -118,24 +118,6 @@
     }
 
     /**
-     * Returns whether all parties other than the user allow OEM unlock meaning the user can
-     * directly control whether or not the device can be OEM unlocked.
-     *
-     * If this is true, {@link #isOemUnlockAllowedByUser} is the same as {@link #isOemUnlockAllowed}
-     *
-     * @return Whether the user can directly control whether the device can be OEM unlocked.
-     *
-     * @hide
-     */
-    public boolean canUserAllowOemUnlock() {
-        try {
-            return mService.canUserAllowOemUnlock();
-        } catch (RemoteException e) {
-            throw e.rethrowFromSystemServer();
-        }
-    }
-
-    /**
      * @return Whether the bootloader is able to OEM unlock the device.
      *
      * @hide
diff --git a/core/java/android/view/KeyEvent.java b/core/java/android/view/KeyEvent.java
index 829b2b7..a2147b7 100644
--- a/core/java/android/view/KeyEvent.java
+++ b/core/java/android/view/KeyEvent.java
@@ -804,8 +804,11 @@
     public static final int KEYCODE_SYSTEM_NAVIGATION_LEFT = 282;
     /** Key code constant: Consumed by the system for navigation right */
     public static final int KEYCODE_SYSTEM_NAVIGATION_RIGHT = 283;
+    /** Key code constant: Show all apps
+     * @hide */
+    public static final int KEYCODE_ALL_APPS = 284;
 
-    private static final int LAST_KEYCODE = KEYCODE_SYSTEM_NAVIGATION_RIGHT;
+    private static final int LAST_KEYCODE = KEYCODE_ALL_APPS;
 
     // NOTE: If you add a new keycode here you must also add it to:
     //  isSystem()
diff --git a/core/java/com/android/internal/app/PlatLogoActivity.java b/core/java/com/android/internal/app/PlatLogoActivity.java
index 36ab394..b22ce5e 100644
--- a/core/java/com/android/internal/app/PlatLogoActivity.java
+++ b/core/java/com/android/internal/app/PlatLogoActivity.java
@@ -53,8 +53,7 @@
 import android.widget.ImageView;
 
 public class PlatLogoActivity extends Activity {
-    public static final boolean REVEAL_THE_NAME = false;
-    public static final boolean FINISH = false;
+    public static final boolean FINISH = true;
 
     FrameLayout mLayout;
     int mTapCount;
@@ -85,15 +84,18 @@
         im.setAlpha(0f);
 
         im.setBackground(new RippleDrawable(
-                ColorStateList.valueOf(0xFFFFFFFF),
+                ColorStateList.valueOf(0xFF776677),
                 getDrawable(com.android.internal.R.drawable.platlogo),
                 null));
-//        im.setOutlineProvider(new ViewOutlineProvider() {
-//            @Override
-//            public void getOutline(View view, Outline outline) {
-//                outline.setOval(0, 0, view.getWidth(), view.getHeight());
-//            }
-//        });
+        im.setOutlineProvider(new ViewOutlineProvider() {
+            @Override
+            public void getOutline(View view, Outline outline) {
+                final int w = view.getWidth();
+                final int h = view.getHeight();
+                outline.setOval((int)(w*.125), (int)(h*.125), (int)(w*.96), (int)(h*.96));
+            }
+        });
+        im.setElevation(12f*dp);
         im.setClickable(true);
         im.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -103,18 +105,6 @@
                     public boolean onLongClick(View v) {
                         if (mTapCount < 5) return false;
 
-                        if (REVEAL_THE_NAME) {
-                            final Drawable overlay = getDrawable(
-                                com.android.internal.R.drawable.platlogo_m);
-                            overlay.setBounds(0, 0, v.getMeasuredWidth(), v.getMeasuredHeight());
-                            im.getOverlay().clear();
-                            im.getOverlay().add(overlay);
-                            overlay.setAlpha(0);
-                            ObjectAnimator.ofInt(overlay, "alpha", 0, 255)
-                                .setDuration(500)
-                                .start();
-                        }
-
                         final ContentResolver cr = getContentResolver();
                         if (Settings.System.getLong(cr, Settings.System.EGG_MODE, 0)
                                 == 0) {
diff --git a/core/java/com/android/internal/policy/DecorView.java b/core/java/com/android/internal/policy/DecorView.java
index 0d962eb..4e06577 100644
--- a/core/java/com/android/internal/policy/DecorView.java
+++ b/core/java/com/android/internal/policy/DecorView.java
@@ -17,6 +17,9 @@
 package com.android.internal.policy;
 
 import android.graphics.Outline;
+import android.graphics.drawable.InsetDrawable;
+import android.graphics.drawable.LayerDrawable;
+import android.util.Pair;
 import android.view.ViewOutlineProvider;
 import android.view.accessibility.AccessibilityNodeInfo;
 import com.android.internal.R;
@@ -1061,7 +1064,7 @@
         WindowManager.LayoutParams attrs = mWindow.getAttributes();
         int sysUiVisibility = attrs.systemUiVisibility | getWindowSystemUiVisibility();
 
-        if (!mWindow.mIsFloating && ActivityManager.isHighEndGfx()) {
+        if (!mWindow.mIsFloating) {
             boolean disallowAnimate = !isLaidOut();
             disallowAnimate |= ((mLastWindowFlags ^ attrs.flags)
                     & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0;
@@ -1103,8 +1106,8 @@
             boolean navBarToLeftEdge = isNavBarToLeftEdge(mLastBottomInset, mLastLeftInset);
             int navBarSize = getNavBarSize(mLastBottomInset, mLastRightInset, mLastLeftInset);
             updateColorViewInt(mNavigationColorViewState, sysUiVisibility,
-                    mWindow.mNavigationBarColor, navBarSize, navBarToRightEdge || navBarToLeftEdge,
-                    navBarToLeftEdge,
+                    mWindow.mNavigationBarColor, mWindow.mNavigationBarDividerColor, navBarSize,
+                    navBarToRightEdge || navBarToLeftEdge, navBarToLeftEdge,
                     0 /* sideInset */, animate && !disallowAnimate, false /* force */);
 
             boolean statusBarNeedsRightInset = navBarToRightEdge
@@ -1114,7 +1117,7 @@
             int statusBarSideInset = statusBarNeedsRightInset ? mLastRightInset
                     : statusBarNeedsLeftInset ? mLastLeftInset : 0;
             updateColorViewInt(mStatusColorViewState, sysUiVisibility,
-                    calculateStatusBarColor(), mLastTopInset,
+                    calculateStatusBarColor(), 0, mLastTopInset,
                     false /* matchVertical */, statusBarNeedsLeftInset, statusBarSideInset,
                     animate && !disallowAnimate,
                     mForceWindowDrawsStatusBarBackground);
@@ -1201,6 +1204,7 @@
      * @param state the color view to update.
      * @param sysUiVis the current systemUiVisibility to apply.
      * @param color the current color to apply.
+     * @param dividerColor the current divider color to apply.
      * @param size the current size in the non-parent-matching dimension.
      * @param verticalBar if true the view is attached to a vertical edge, otherwise to a
      *                    horizontal edge,
@@ -1208,7 +1212,7 @@
      * @param animate if true, the change will be animated.
      */
     private void updateColorViewInt(final ColorViewState state, int sysUiVis, int color,
-            int size, boolean verticalBar, boolean seascape, int sideMargin,
+            int dividerColor, int size, boolean verticalBar, boolean seascape, int sideMargin,
             boolean animate, boolean force) {
         state.present = state.attributes.isPresent(sysUiVis, mWindow.getAttributes().flags, force);
         boolean show = state.attributes.isVisible(state.present, color,
@@ -1227,7 +1231,7 @@
         if (view == null) {
             if (showView) {
                 state.view = view = new View(mContext);
-                view.setBackgroundColor(color);
+                setColor(view, color, dividerColor, verticalBar, seascape);
                 view.setTransitionName(state.attributes.transitionName);
                 view.setId(state.attributes.id);
                 visibilityChanged = true;
@@ -1262,7 +1266,7 @@
                 view.setLayoutParams(lp);
             }
             if (showView) {
-                view.setBackgroundColor(color);
+                setColor(view, color, dividerColor, verticalBar, seascape);
             }
         }
         if (visibilityChanged) {
@@ -1295,6 +1299,34 @@
         state.color = color;
     }
 
+    private static void setColor(View v, int color, int dividerColor, boolean verticalBar,
+            boolean seascape) {
+        if (dividerColor != 0) {
+            final Pair<Boolean, Boolean> dir = (Pair<Boolean, Boolean>) v.getTag();
+            if (dir == null || dir.first != verticalBar || dir.second != seascape) {
+                final int size = Math.round(
+                        TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1,
+                                v.getContext().getResources().getDisplayMetrics()));
+                // Use an inset to make the divider line on the side that faces the app.
+                final InsetDrawable d = new InsetDrawable(new ColorDrawable(color),
+                        verticalBar && !seascape ? size : 0,
+                        !verticalBar ? size : 0,
+                        verticalBar && seascape ? size : 0, 0);
+                v.setBackground(new LayerDrawable(new Drawable[] {
+                        new ColorDrawable(dividerColor), d }));
+                v.setTag(new Pair<>(verticalBar, seascape));
+            } else {
+                final LayerDrawable d = (LayerDrawable) v.getBackground();
+                final InsetDrawable inset = ((InsetDrawable) d.getDrawable(1));
+                ((ColorDrawable) inset.getDrawable()).setColor(color);
+                ((ColorDrawable) d.getDrawable(0)).setColor(dividerColor);
+            }
+        } else {
+            v.setTag(null);
+            v.setBackgroundColor(color);
+        }
+    }
+
     private void updateColorViewTranslations() {
         // Put the color views back in place when they get moved off the screen
         // due to the the ViewRootImpl panning.
diff --git a/core/java/com/android/internal/policy/PhoneWindow.java b/core/java/com/android/internal/policy/PhoneWindow.java
index 544afd9..5f1932c 100644
--- a/core/java/com/android/internal/policy/PhoneWindow.java
+++ b/core/java/com/android/internal/policy/PhoneWindow.java
@@ -233,6 +233,7 @@
     private int mTextColor = 0;
     int mStatusBarColor = 0;
     int mNavigationBarColor = 0;
+    int mNavigationBarDividerColor = 0;
     private boolean mForcedStatusBarColor = false;
     private boolean mForcedNavigationBarColor = false;
 
@@ -2432,13 +2433,15 @@
         }
         if (!mForcedNavigationBarColor) {
             mNavigationBarColor = a.getColor(R.styleable.Window_navigationBarColor, 0xFF000000);
+            mNavigationBarDividerColor = a.getColor(R.styleable.Window_navigationBarDividerColor,
+                    0x00000000);
         }
 
         WindowManager.LayoutParams params = getAttributes();
 
         // Non-floating windows on high end devices must put up decor beneath the system bars and
         // therefore must know about visibility changes of those.
-        if (!mIsFloating && ActivityManager.isHighEndGfx()) {
+        if (!mIsFloating) {
             if (!targetPreL && a.getBoolean(
                     R.styleable.Window_windowDrawsSystemBarBackgrounds,
                     false)) {
diff --git a/core/java/com/android/internal/widget/NotificationExpandButton.java b/core/java/com/android/internal/widget/NotificationExpandButton.java
index b702898..39f82a5 100644
--- a/core/java/com/android/internal/widget/NotificationExpandButton.java
+++ b/core/java/com/android/internal/widget/NotificationExpandButton.java
@@ -31,7 +31,6 @@
  */
 @RemoteViews.RemoteView
 public class NotificationExpandButton extends ImageView {
-    private View mLabeledBy;
 
     public NotificationExpandButton(Context context) {
         super(context);
@@ -69,12 +68,5 @@
     public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
         super.onInitializeAccessibilityNodeInfo(info);
         info.setClassName(Button.class.getName());
-        if (mLabeledBy != null) {
-            info.setLabeledBy(mLabeledBy);
-        }
-    }
-
-    public void setLabeledBy(View labeledBy) {
-        mLabeledBy = labeledBy;
     }
 }
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 89bbec2..031c3f5 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -309,6 +309,10 @@
     <protected-broadcast android:name="com.android.server.usb.ACTION_OPEN_IN_APPS" />
     <protected-broadcast android:name="com.android.server.am.DELETE_DUMPHEAP" />
     <protected-broadcast android:name="com.android.server.net.action.SNOOZE_WARNING" />
+    <protected-broadcast android:name="com.android.server.wifi.ConnectToNetworkNotification.USER_DISMISSED_NOTIFICATION" />
+    <protected-broadcast android:name="com.android.server.wifi.ConnectToNetworkNotification.CONNECT_TO_NETWORK" />
+    <protected-broadcast android:name="com.android.server.wifi.ConnectToNetworkNotification.PICK_WIFI_NETWORK" />
+    <protected-broadcast android:name="com.android.server.wifi.ConnectToNetworkNotification.PICK_NETWORK_AFTER_FAILURE" />
     <protected-broadcast android:name="android.net.wifi.WIFI_STATE_CHANGED" />
     <protected-broadcast android:name="android.net.wifi.WIFI_AP_STATE_CHANGED" />
     <protected-broadcast android:name="android.net.wifi.WIFI_CREDENTIAL_CHANGED" />
diff --git a/core/res/res/drawable-nodpi/platlogo.xml b/core/res/res/drawable-nodpi/platlogo.xml
index 182ba24..a6dee8a 100644
--- a/core/res/res/drawable-nodpi/platlogo.xml
+++ b/core/res/res/drawable-nodpi/platlogo.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <!--
 Copyright (C) 2017 The Android Open Source Project
 
@@ -14,27 +15,35 @@
     limitations under the License.
 -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="480dp"
-        android:height="480dp"
-        android:viewportWidth="48.0"
-        android:viewportHeight="48.0">
-    <path
-        android:pathData="M25.0,25.0m-20.5,0.0a20.5,20.5,0,1,1,41.0,0.0a20.5,20.5,0,1,1,-41.0,0.0"
-        android:fillAlpha="0.066"
-        android:fillColor="#000000"/>
-    <path
-        android:pathData="M24.0,24.0m-20.0,0.0a20.0,20.0,0,1,1,40.0,0.0a20.0,20.0,0,1,1,-40.0,0.0"
-        android:fillColor="#FFC107"/>
-    <path
-        android:pathData="M44,24.2010101 L33.9004889,14.101499 L14.101499,33.9004889 L24.2010101,44 C29.2525804,43.9497929 34.2887564,41.9975027 38.1431296,38.1431296 C41.9975027,34.2887564 43.9497929,29.2525804 44,24.2010101 Z"
-        android:fillColor="#FE9F00"/>
-    <path
-        android:pathData="M24.0,24.0m-14.0,0.0a14.0,14.0,0,1,1,28.0,0.0a14.0,14.0,0,1,1,-28.0,0.0"
-        android:fillColor="#FED44F"/>
-    <path
-        android:pathData="M37.7829445,26.469236 L29.6578482,18.3441397 L18.3441397,29.6578482 L26.469236,37.7829445 C29.1911841,37.2979273 31.7972024,36.0037754 33.9004889,33.9004889 C36.0037754,31.7972024 37.2979273,29.1911841 37.7829445,26.469236 Z"
-        android:fillColor="#FFC107"/>
-    <path
-        android:pathData="M24.0,24.0m-8.0,0.0a8.0,8.0,0,1,1,16.0,0.0a8.0,8.0,0,1,1,-16.0,0.0"
-        android:fillColor="#FFFFFF"/>
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="48"
+    android:viewportHeight="48">
+    <group>
+        <path
+            android:fillColor="#2C292A"
+            android:fillType="evenOdd"
+            android:pathData="M6,26a20,20 0 0,1 40,0a20,20 0 0,1 -40,0z"/>
+        <path
+            android:fillColor="#FAFAFA"
+            android:fillType="evenOdd"
+            android:pathData="M4,24a20,20 0 0,1 40,0a20,20 0 0,1 -40,0z"/>
+        <path
+            android:fillColor="#2C292A"
+            android:fillType="evenOdd"
+            android:pathData="M2,22a20,20 0 0,1 40,0a20,20 0 0,1 -40,0z"/>
+        <path
+            android:fillColor="#00000000"
+            android:strokeColor="#453F41"
+            android:strokeWidth="1"
+            android:fillType="evenOdd"
+            android:pathData="M26.5 29.5v3c0 1.13-.87 2-2 2s-2-.87-2-2v-3h-1v3c0 1.13-.87 2-2 2s-2-.87-2-2v-3H17a1.5 1.5 0 0 1-1.5-1.5V17.5h13V28a1.5 1.5 0 0 1-1.5 1.5h-.5zM13.5 17.5c1.13 0 2 .87 2 2v7c0 1.13-.87 2-2 2s-2-.87-2-2v-7c0-1.13.87-2 2-2zM30.5 17.5c1.13 0 2 .87 2 2v7c0 1.13-.87 2-2 2s-2-.87-2-2v-7c0-1.13.87-2 2-2zM26.3 12.11A6.46 6.46 0 0 1 28.5 17v.5h-13V17a6.46 6.46 0 0 1 2.2-4.89l-.9-.9a.98.98 0 0 1 0-1.41.98.98 0 0 1 1.4 0l1.26 1.25A6.33 6.33 0 0 1 22 10.5c.87 0 1.73.2 2.54.55L25.8 9.8a.98.98 0 0 1 1.4 0 .98.98 0 0 1 0 1.4l-.9.91z"/>
+        <path
+            android:fillColor="#453F41"
+            android:fillType="evenOdd"
+            android:pathData="M20.16 14.5a.66.66 0 1 1-1.31 0c0-.36.29-.65.65-.65.36 0 .65.29.65.65zM25.16 14.5c0 .36-.3.66-.66.66a.65.65 0 1 1 .66-.66z"/>
+        <path
+            android:fillColor="#453F41"
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+    </group>
 </vector>
diff --git a/core/res/res/drawable-nodpi/platlogo_m.xml b/core/res/res/drawable-nodpi/platlogo_m.xml
index d9a558d..aacf674 100644
--- a/core/res/res/drawable-nodpi/platlogo_m.xml
+++ b/core/res/res/drawable-nodpi/platlogo_m.xml
@@ -1,5 +1,5 @@
 <!--
-Copyright (C) 2016 The Android Open Source Project
+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.
@@ -14,59 +14,27 @@
     limitations under the License.
 -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="48dp"
-        android:height="48dp"
+        android:width="480dp"
+        android:height="480dp"
         android:viewportWidth="48.0"
         android:viewportHeight="48.0">
+    <!--<path
+        android:pathData="M25.0,25.0m-20.5,0.0a20.5,20.5,0,1,1,41.0,0.0a20.5,20.5,0,1,1,-41.0,0.0"
+        android:fillAlpha="0.066"
+        android:fillColor="#000000"/>-->
     <path
-        android:fillColor="#FFFFFFFF"
-        android:pathData="M33.8,38l-25.5,-25.5l-1.7000003,0.6999998l25.499998,25.5z"/>
+        android:pathData="M24.0,24.0m-20.0,0.0a20.0,20.0,0,1,1,40.0,0.0a20.0,20.0,0,1,1,-40.0,0.0"
+        android:fillColor="#FFC107"/>
     <path
-        android:fillColor="#FFFFFFFF"
-        android:pathData="M40.8,34.8l-25.4,-25.5l-1.6999998,0.6999998l25.5,25.5z"/>
+        android:pathData="M44,24.2010101 L33.9004889,14.101499 L14.101499,33.9004889 L24.2010101,44 C29.2525804,43.9497929 34.2887564,41.9975027 38.1431296,38.1431296 C41.9975027,34.2887564 43.9497929,29.2525804 44,24.2010101 Z"
+        android:fillColor="#FE9F00"/>
     <path
-        android:fillColor="#FFFFFFFF"
-        android:pathData="M11.1,13.1l-0.3,-0.4l1.1,-1.3l0,0l-1.6,0.8l-0.4,-0.4l2.6,-1.2l0.4,0.4l-1.1,1.3l0,0l1.6,-0.8l0.3,0.4L11.1,13.1z"/>
+        android:pathData="M24.0,24.0m-14.0,0.0a14.0,14.0,0,1,1,28.0,0.0a14.0,14.0,0,1,1,-28.0,0.0"
+        android:fillColor="#FED44F"/>
     <path
-        android:fillColor="#FFFFFFFF"
-        android:pathData="M13,14.2l-0.5,-0.5l-0.6,0.2l-0.4,-0.4l3.1,-0.7l0.4,0.4l-2.1,1.7l-0.4,-0.4L13,14.2z M13,13.6l0.3,0.3l0.8,-0.6   l0,0L13,13.6z"/>
+        android:pathData="M37.7829445,26.469236 L29.6578482,18.3441397 L18.3441397,29.6578482 L26.469236,37.7829445 C29.1911841,37.2979273 31.7972024,36.0037754 33.9004889,33.9004889 C36.0037754,31.7972024 37.2979273,29.1911841 37.7829445,26.469236 Z"
+        android:fillColor="#FFC107"/>
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-        android:fillColor="#FFFFFFFF"
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+        android:pathData="M24.0,24.0m-8.0,0.0a8.0,8.0,0,1,1,16.0,0.0a8.0,8.0,0,1,1,-16.0,0.0"
+        android:fillColor="#FFFFFF"/>
 </vector>
diff --git a/core/res/res/drawable-nodpi/stat_sys_adb.xml b/core/res/res/drawable-nodpi/stat_sys_adb.xml
index 89e42e6..2e2b395 100644
--- a/core/res/res/drawable-nodpi/stat_sys_adb.xml
+++ b/core/res/res/drawable-nodpi/stat_sys_adb.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <!--
 Copyright (C) 2017 The Android Open Source Project
 
@@ -14,19 +15,23 @@
     limitations under the License.
 -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="24dp"
-        android:height="24dp"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0">
-    <path
-        android:fillColor="#FF000000"
-        android:pathData="M12.0,12.0m-10.0,0.0a10.0,10.0,0,1,1,20.0,0.0a10.0,10.0,0,1,1,-20.0,0.0"
-        android:fillAlpha="0.25"/>
-    <path
-        android:fillColor="#FF000000"
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-    <path
-        android:fillColor="#FF000000"
-        android:pathData="M12,18.5 C8.41014913,18.5 5.5,15.5898509 5.5,12 C5.5,8.41014913 8.41014913,5.5 12,5.5 C15.5898509,5.5 18.5,8.41014913 18.5,12 C18.5,15.5898509 15.5898509,18.5 12,18.5 Z M12,15 C13.6568542,15 15,13.6568542 15,12 C15,10.3431458 13.6568542,9 12,9 C10.3431458,9 9,10.3431458 9,12 C9,13.6568542 10.3431458,15 12,15 Z"
-        android:fillAlpha="0.25"/>
-</vector>
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <group>
+        <path
+            android:fillColor="#FFFFFF"
+            android:fillAlpha=".33"
+            android:fillType="evenOdd"
+            android:pathData="M5.71 18.29A8.99 8.99 0 0 0 22 13c0-3-1.46-5.65-3.71-7.29A8.99 8.99 0 0 0 2 11c0 3 1.46 5.65 3.71 7.29z"/>
+        <path
+            android:fillColor="#FFFFFF"
+            android:fillType="evenOdd"
+            android:pathData="M7.25 19.18A8.5 8.5 0 0 0 19.19 7.24 9 9 0 0 1 7.24 19.19z"/>
+        <path
+            android:fillColor="#FFFFFF"
+            android:fillAlpha=".33"
+            android:pathData="M10.5 3a0.5 0.5 0 1 1 1 0v2.05a0.5 0.5 0 1 1-1 0V3zm3.1 0.42a0.5 0.5 0 0 1 0.93 0.39l-0.8 1.88A0.5 0.5 0 1 1 12.8 5.3l0.8-1.88zm2.7 1.57a0.5 0.5 0 1 1 0.71 0.7l-1.45 1.46a0.5 0.5 0 0 1-0.7-0.71l1.44-1.45zm1.9 2.5a0.5 0.5 0 0 1 0.38 0.92l-1.9 0.77a0.5 0.5 0 0 1-0.37-0.93l1.9-0.77zM19 10.5a0.5 0.5 0 1 1 0 1h-2.05a0.5 0.5 0 0 1 0-1H19zm-0.42 3.1a0.5 0.5 0 0 1-0.39 0.93l-1.88-0.8a0.5 0.5 0 1 1 0.39-0.92l1.88 0.8zm-1.57 2.7a0.5 0.5 0 1 1-0.7 0.71l-1.46-1.45a0.5 0.5 0 0 1 0.71-0.7l1.45 1.44zm-2.5 1.9a0.5 0.5 0 1 1-0.92 0.38l-0.77-1.9a0.5 0.5 0 0 1 0.93-0.37l0.77 1.9zM11.5 19a0.5 0.5 0 1 1-1 0v-2.05a0.5 0.5 0 0 1 1 0V19zm-3.1-0.42a0.5 0.5 0 0 1-0.93-0.39l0.8-1.88A0.5 0.5 0 0 1 9.2 16.7l-0.8 1.88zm-2.7-1.57a0.5 0.5 0 1 1-0.71-0.7l1.45-1.46a0.5 0.5 0 0 1 0.7 0.71L5.7 17.01zm-1.9-2.48a0.5 0.5 0 0 1-0.38-0.92l1.88-0.8a0.5 0.5 0 0 1 0.4 0.92l-1.9 0.8zM3 11.5a0.5 0.5 0 1 1 0-1h2.05a0.5 0.5 0 1 1 0 1H3zm0.42-3.1A0.5 0.5 0 0 1 3.8 7.46l1.88 0.8A0.5 0.5 0 1 1 5.3 9.2L3.42 8.4zm1.57-2.7a0.5 0.5 0 1 1 0.7-0.71l1.46 1.45a0.5 0.5 0 0 1-0.71 0.7L4.99 5.7zm2.5-1.9A0.5 0.5 0 0 1 8.4 3.41l0.77 1.9a0.5 0.5 0 0 1-0.93 0.37L7.48 3.8z"/>
+    </group>
+</vector>
\ No newline at end of file
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index 8151ceb..105ef44 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -1891,6 +1891,7 @@
         <enum name="KEYCODE_SYSTEM_NAVIGATION_DOWN" value="281" />
         <enum name="KEYCODE_SYSTEM_NAVIGATION_LEFT" value="282" />
         <enum name="KEYCODE_SYSTEM_NAVIGATION_RIGHT" value="283" />
+        <enum name="KEYCODE_ALL_APPS" value="284" />
     </attr>
 
     <!-- ***************************************************************** -->
@@ -2055,6 +2056,14 @@
              Corresponds to {@link android.view.Window#setNavigationBarColor(int)}. -->
         <attr name="navigationBarColor" format="color" />
 
+        <!-- @hide
+             Shows 1dp line of the specified color between the navigation bar and the app content.
+             <p>For this to take effect, the window must be drawing the system bar backgrounds with
+             {@link android.R.attr#windowDrawsSystemBarBackgrounds} and the navigation bar must not
+               have been requested to be translucent with
+             {@link android.R.attr#windowTranslucentNavigation}. -->
+        <attr name="navigationBarDividerColor" format="color" />
+
         <!-- The duration, in milliseconds, of the window background fade duration
              when transitioning into or away from an Activity when called with an
              Activity Transition. Corresponds to
@@ -2087,6 +2096,16 @@
              {@link android.R.attr#windowBackground}.
              -->
         <attr name="windowSplashscreenContent" format="reference" />
+
+        <!-- @hide If set, the navigation bar will be drawn such that it is
+             compatible with a light navigation bar background.
+             <p>For this to take effect, the window must be drawing the system bar backgrounds with
+             {@link android.R.attr#windowDrawsSystemBarBackgrounds} and the navigation bar must not
+             have been requested to be translucent with
+             {@link android.R.attr#windowTranslucentNavigation}.
+             Corresponds to setting {@link android.view.View#SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR} on
+             the decor view. -->
+         <attr name="windowLightNavigationBar" format="boolean" />
     </declare-styleable>
 
     <!-- The set of attributes that describe a AlertDialog's theme. -->
diff --git a/core/res/res/values/themes_device_defaults.xml b/core/res/res/values/themes_device_defaults.xml
index 8755e37..bf0c906 100644
--- a/core/res/res/values/themes_device_defaults.xml
+++ b/core/res/res/values/themes_device_defaults.xml
@@ -745,6 +745,11 @@
         <item name="colorSecondary">@color/secondary_device_default_settings_light</item>
         <item name="colorAccent">@color/accent_device_default_light</item>
         <item name="colorEdgeEffect">@android:color/black</item>
+
+        <!-- Add white nav bar with divider that matches material -->
+        <item name="navigationBarDividerColor">#1f000000</item>
+        <item name="navigationBarColor">@android:color/white</item>
+        <item name="windowLightNavigationBar">true</item>
     </style>
 
     <!-- @hide DeviceDefault theme for a window that should use Settings theme colors
diff --git a/core/tests/coretests/src/android/database/NewDatabasePerformanceTestSuite.java b/core/tests/coretests/src/android/database/NewDatabasePerformanceTestSuite.java
index c9db034..6156692 100644
--- a/core/tests/coretests/src/android/database/NewDatabasePerformanceTestSuite.java
+++ b/core/tests/coretests/src/android/database/NewDatabasePerformanceTestSuite.java
@@ -23,6 +23,7 @@
         TestSuite suite =
           new TestSuite(NewDatabasePerformanceTestSuite.class.getName());
 
+        suite.addTestSuite(NewDatabasePerformanceTests.CreateTable100.class);
         suite.addTestSuite(NewDatabasePerformanceTests.Insert100.class);
         suite.addTestSuite(NewDatabasePerformanceTests.InsertIndexed100.class);
         suite.addTestSuite(NewDatabasePerformanceTests.Select100.class);
diff --git a/core/tests/coretests/src/android/database/NewDatabasePerformanceTests.java b/core/tests/coretests/src/android/database/NewDatabasePerformanceTests.java
index f8d8e5e..bcd9060 100644
--- a/core/tests/coretests/src/android/database/NewDatabasePerformanceTests.java
+++ b/core/tests/coretests/src/android/database/NewDatabasePerformanceTests.java
@@ -34,8 +34,9 @@
 public class NewDatabasePerformanceTests {
     private static final String TAG = "NewDatabasePerformanceTests";
 
-    // Edit this to change the test run times.  The original is 100.
-    private static final int SIZE_MULTIPLIER = 100;
+    private static final int DATASET_SIZE = 100; // Size of dataset to use for testing
+    private static final int FAST_OP_MULTIPLIER = 25;
+    private static final int FAST_OP_COUNT = FAST_OP_MULTIPLIER * DATASET_SIZE;
 
     public static class PerformanceBase extends TestCase
     implements PerformanceTestCase {
@@ -50,16 +51,21 @@
             if (mDatabaseFile.exists()) {
                 mDatabaseFile.delete();
             }
-            mDatabase =
-                    SQLiteDatabase.openOrCreateDatabase(mDatabaseFile.getPath(),
-                            null);
+            mDatabase = SQLiteDatabase.openOrCreateDatabase(mDatabaseFile.getPath(), null);
             assertTrue(mDatabase != null);
             mDatabase.setVersion(CURRENT_DATABASE_VERSION);
+            mDatabase.beginTransactionNonExclusive();
+            prepareForTest();
+            mDatabase.setTransactionSuccessful();
+            mDatabase.endTransaction();
             mSetupFinishedTime = System.currentTimeMillis();
             Log.i(TAG, "Setup for " + getClass().getSimpleName() + " took "
                     + (mSetupFinishedTime - setupStarted) + " ms");
         }
 
+        protected void prepareForTest() {
+        }
+
         public void tearDown() {
             long duration = System.currentTimeMillis() - mSetupFinishedTime;
             Log.i(TAG, "Test " + getClass().getSimpleName() + " took " + duration + " ms");
@@ -76,7 +82,7 @@
             return 0;
         }
 
-        public String numberName(int number) {
+        String numberName(int number) {
             String result = "";
 
             if (number >= 1000) {
@@ -106,36 +112,50 @@
 
             return result;
         }
+
+        void checkCursor(Cursor c) {
+            c.getColumnCount();
+            c.close();
+        }
+    }
+
+    /**
+     * Test CREATE SIZE tables with 1 row.
+     */
+    public static class CreateTable100 extends PerformanceBase {
+        public void testRun() {
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                String t = "t" + i;
+                mDatabase.execSQL("CREATE TABLE " + t + "(a INTEGER, b INTEGER, c VARCHAR(100))");
+                mDatabase.execSQL("INSERT INTO " + t + " VALUES(" + i + "," + i + ",'"
+                        + numberName(i) + "')");
+            }
+        }
     }
 
     /**
      * Test 100 inserts.
      */
-
     public static class Insert100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-
-        private String[] statements = new String[SIZE];
+        private String[] mStatements = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
-                statements[i] =
+                mStatements[i] =
                         "INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                                 + numberName(r) + "')";
             }
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase.execSQL(statements[i]);
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mDatabase.execSQL(mStatements[i]);
             }
         }
     }
@@ -145,30 +165,25 @@
      */
 
     public static class InsertIndexed100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-
-        private String[] statements = new String[SIZE];
+        private String[] mStatements = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
-                statements[i] =
-                        "INSERT INTO t1 VALUES(" + i + "," + r + ",'"
-                                + numberName(r) + "')";
+                mStatements[i] = "INSERT INTO t1 VALUES(" + i + "," + r + ",'"
+                        + numberName(r) + "')";
             }
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1c ON t1(c)");
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase.execSQL(statements[i]);
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mDatabase.execSQL(mStatements[i]);
             }
         }
     }
@@ -176,41 +191,35 @@
     /**
      * 100 SELECTs without an index
      */
-
     public static class Select100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"count(*)", "avg(b)"};
 
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
             mDatabase
             .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] = "b >= " + lower + " AND b < " + upper;
+                mWhere[i] = "b >= " + lower + " AND b < " + upper;
             }
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase
-                            .query("t1", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t1", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null));
             }
         }
     }
@@ -219,37 +228,32 @@
      * 100 SELECTs on a string comparison
      */
     public static class SelectStringComparison100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"count(*)", "avg(b)"};
 
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
             mDatabase
             .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
-                where[i] = "c LIKE '" + numberName(i) + "'";
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mWhere[i] = "c LIKE '" + numberName(i) + "'";
             }
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase
-                            .query("t1", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t1", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null));
             }
         }
     }
@@ -258,40 +262,35 @@
      * 100 SELECTs with an index
      */
     public static class SelectIndex100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
+        private static final int TABLE_SIZE = 100;
         private static final String[] COLUMNS = {"count(*)", "avg(b)"};
 
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[TABLE_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1b ON t1(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < TABLE_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < TABLE_SIZE; i++) {
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] = "b >= " + lower + " AND b < " + upper;
+                mWhere[i] = "b >= " + lower + " AND b < " + upper;
             }
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase
-                            .query("t1", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t1", COLUMNS, mWhere[i % TABLE_SIZE], null, null, null, null));
             }
         }
     }
@@ -300,27 +299,22 @@
      *  INNER JOIN without an index
      */
     public static class InnerJoin100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"t1.a"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
-            mDatabase
-            .execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t2 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -328,9 +322,9 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                mDatabase.query("t1 INNER JOIN t2 ON t1.b = t2.b", COLUMNS, null,
-                        null, null, null, null);
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase.query("t1 INNER JOIN t2 ON t1.b = t2.b", COLUMNS, null,
+                        null, null, null, null));
             }
         }
     }
@@ -340,29 +334,24 @@
      */
 
     public static class InnerJoinOneSide100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"t1.a"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
-            mDatabase
-            .execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
 
             mDatabase.execSQL("CREATE INDEX i1b ON t1(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t2 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -370,9 +359,9 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                mDatabase.query("t1 INNER JOIN t2 ON t1.b = t2.b", COLUMNS, null,
-                        null, null, null, null);
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase.query("t1 INNER JOIN t2 ON t1.b = t2.b", COLUMNS, null,
+                        null, null, null, null));
             }
         }
     }
@@ -381,29 +370,24 @@
      *  INNER JOIN without an index on one side
      */
     public static class InnerJoinNoIndex100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"t1.a"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
-            mDatabase
-            .execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
 
             mDatabase.execSQL("CREATE INDEX i1b ON t1(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t2 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -411,9 +395,10 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                mDatabase.query("t1 INNER JOIN t2 ON t1.c = t2.c", COLUMNS, null,
-                        null, null, null, null);
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t1 INNER JOIN t2 ON t1.c = t2.c", COLUMNS, null, null, null, null,
+                                null));
             }
         }
     }
@@ -422,49 +407,44 @@
      *  100 SELECTs with subqueries. Subquery is using an index
      */
     public static class SelectSubQIndex100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"t1.a"};
 
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
-            mDatabase
-            .execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100))");
 
             mDatabase.execSQL("CREATE INDEX i2b ON t2(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t2 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] =
+                mWhere[i] =
                         "t1.b IN (SELECT t2.b FROM t2 WHERE t2.b >= " + lower
                         + " AND t2.b < " + upper + ")";
             }
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase
-                .query("t1", COLUMNS, where[i], null, null, null, null);
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t1", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null));
             }
         }
     }
@@ -473,38 +453,32 @@
      *  100 SELECTs on string comparison with Index
      */
     public static class SelectIndexStringComparison100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"count(*)", "avg(b)"};
 
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i3c ON t1(c)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
-                where[i] = "c LIKE '" + numberName(i) + "'";
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mWhere[i] = "c LIKE '" + numberName(i) + "'";
             }
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase
-                            .query("t1", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t1", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null));
             }
         }
     }
@@ -513,19 +487,15 @@
      *  100 SELECTs on integer
      */
     public static class SelectInteger100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"b"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -534,10 +504,8 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase.query("t1", COLUMNS, null, null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase.query("t1", COLUMNS, null, null, null, null, null));
             }
         }
     }
@@ -546,19 +514,16 @@
      *  100 SELECTs on String
      */
     public static class SelectString100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"c"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
             mDatabase
             .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -566,10 +531,8 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase.query("t1", COLUMNS, null, null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                mDatabase.query("t1", COLUMNS, null, null, null, null, null);
             }
         }
     }
@@ -578,20 +541,17 @@
      *  100 SELECTs on integer with index
      */
     public static class SelectIntegerIndex100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"b"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
             mDatabase
             .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1b on t1(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -600,10 +560,8 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase.query("t1", COLUMNS, null, null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                mDatabase.query("t1", COLUMNS, null, null, null, null, null);
             }
         }
     }
@@ -612,20 +570,16 @@
      *  100 SELECTs on String with index
      */
     public static class SelectIndexString100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"c"};
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1c ON t1(c)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -633,10 +587,8 @@
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase.query("t1", COLUMNS, null, null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase.query("t1", COLUMNS, null, null, null, null, null));
             }
         }
 
@@ -646,40 +598,33 @@
      *  100 SELECTs on String with starts with
      */
     public static class SelectStringStartsWith100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"c"};
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1c ON t1(c)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
-                where[i] = "c LIKE '" + numberName(r).substring(0, 1) + "*'";
+                mWhere[i] = "c LIKE '" + numberName(r).substring(0, 1) + "*'";
 
             }
 
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase
-                            .query("t1", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                mDatabase.query("t1", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null);
             }
         }
     }
@@ -688,18 +633,15 @@
      *  100 Deletes on an indexed table
      */
     public static class DeleteIndexed100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i3c ON t1(c)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -708,7 +650,7 @@
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 mDatabase.delete("t1", null, null);
             }
         }
@@ -718,17 +660,13 @@
      *  100 Deletes
      */
     public static class Delete100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
@@ -737,7 +675,7 @@
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 mDatabase.delete("t1", null, null);
             }
         }
@@ -747,33 +685,30 @@
      *  100 DELETE's without an index with where clause
      */
     public static class DeleteWhere100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] = "b >= " + lower + " AND b < " + upper;
+                mWhere[i] = "b >= " + lower + " AND b < " + upper;
             }
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase.delete("t1", where[i], null);
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mDatabase.delete("t1", mWhere[i], null);
             }
         }
     }
@@ -782,34 +717,31 @@
      * 100 DELETE's with an index with where clause
      */
     public static class DeleteIndexWhere100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1b ON t1(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] = "b >= " + lower + " AND b < " + upper;
+                mWhere[i] = "b >= " + lower + " AND b < " + upper;
             }
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase.delete("t1", where[i], null);
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mDatabase.delete("t1", mWhere[i], null);
             }
         }
     }
@@ -818,30 +750,26 @@
      * 100 update's with an index with where clause
      */
     public static class UpdateIndexWhere100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private String[] where = new String[SIZE];
-        ContentValues[] mValues = new ContentValues[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
+        ContentValues[] mValues = new ContentValues[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i1b ON t1(b)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
-
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] = "b >= " + lower + " AND b < " + upper;
+                mWhere[i] = "b >= " + lower + " AND b < " + upper;
                 ContentValues b = new ContentValues(1);
                 b.put("b", upper);
                 mValues[i] = b;
@@ -850,8 +778,8 @@
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase.update("t1", mValues[i], where[i], null);
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mDatabase.update("t1", mValues[i], mWhere[i], null);
             }
         }
     }
@@ -860,29 +788,26 @@
      * 100 update's without an index with where clause
      */
     public static class UpdateWhere100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private String[] where = new String[SIZE];
-        ContentValues[] mValues = new ContentValues[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
+        ContentValues[] mValues = new ContentValues[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t1 VALUES(" + i + "," + r + ",'"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
 
                 int lower = i * 100;
                 int upper = (i + 10) * 100;
-                where[i] = "b >= " + lower + " AND b < " + upper;
+                mWhere[i] = "b >= " + lower + " AND b < " + upper;
                 ContentValues b = new ContentValues(1);
                 b.put("b", upper);
                 mValues[i] = b;
@@ -890,8 +815,8 @@
         }
 
         public void testRun() {
-            for (int i = 0; i < SIZE; i++) {
-                mDatabase.update("t1", mValues[i], where[i], null);
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mDatabase.update("t1", mValues[i], mWhere[i], null);
             }
         }
     }
@@ -900,36 +825,31 @@
      * 100 selects for a String - contains 'e'
      */
     public static class SelectStringContains100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"t3.a"};
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t3(a VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t3(a VARCHAR(100))");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t3 VALUES('"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
-                where[i] = "a LIKE '*e*'";
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mWhere[i] = "a LIKE '*e*'";
 
             }
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase.query("t3", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t3", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null));
             }
         }
     }
@@ -938,37 +858,32 @@
      * 100 selects for a String - contains 'e'-indexed table
      */
     public static class SelectStringIndexedContains100 extends PerformanceBase {
-        private static final int SIZE = SIZE_MULTIPLIER;
-        private static final int REPEAT_COUNT = 10;
         private static final String[] COLUMNS = {"t3.a"};
-        private String[] where = new String[SIZE];
+        private String[] mWhere = new String[DATASET_SIZE];
 
         @Override
-        public void setUp() {
-            super.setUp();
+        protected void prepareForTest() {
             Random random = new Random(42);
 
-            mDatabase
-            .execSQL("CREATE TABLE t3(a VARCHAR(100))");
+            mDatabase.execSQL("CREATE TABLE t3(a VARCHAR(100))");
             mDatabase.execSQL("CREATE INDEX i3a ON t3(a)");
 
-            for (int i = 0; i < SIZE; i++) {
+            for (int i = 0; i < DATASET_SIZE; i++) {
                 int r = random.nextInt(100000);
                 mDatabase.execSQL("INSERT INTO t3 VALUES('"
                         + numberName(r) + "')");
             }
 
-            for (int i = 0; i < SIZE; i++) {
-                where[i] = "a LIKE '*e*'";
+            for (int i = 0; i < DATASET_SIZE; i++) {
+                mWhere[i] = "a LIKE '*e*'";
 
             }
         }
 
         public void testRun() {
-            for (int iter = 0; iter < REPEAT_COUNT; iter++) {
-                for (int i = 0; i < SIZE; i++) {
-                    mDatabase.query("t3", COLUMNS, where[i], null, null, null, null);
-                }
+            for (int i = 0; i < FAST_OP_COUNT; i++) {
+                checkCursor(mDatabase
+                        .query("t3", COLUMNS, mWhere[i % DATASET_SIZE], null, null, null, null));
             }
         }
     }
diff --git a/core/tests/coretests/src/android/database/run_newdb_perf_test.sh b/core/tests/coretests/src/android/database/run_newdb_perf_test.sh
index 10a62e6..c5b2c97 100755
--- a/core/tests/coretests/src/android/database/run_newdb_perf_test.sh
+++ b/core/tests/coretests/src/android/database/run_newdb_perf_test.sh
@@ -17,8 +17,11 @@
 adb install -r -g ${ANDROID_PRODUCT_OUT}/data/app/FrameworksCoreTests/FrameworksCoreTests.apk
 adb logcat -c
 
-echo "Running benchmark 5 times"
-for i in {1..5}
+# by default run 5 times
+RUN_N=${1:-5}
+echo "Running benchmark $RUN_N times"
+
+for (( i=0; i<$RUN_N; i++ ))
 do
     adb  shell am instrument -e class 'android.database.NewDatabasePerformanceTestSuite' -w 'com.android.frameworks.coretests/android.support.test.runner.AndroidJUnitRunner'
 done
diff --git a/core/tests/coretests/src/android/net/LinkPropertiesTest.java b/core/tests/coretests/src/android/net/LinkPropertiesTest.java
index d5f6321..9686dd9 100644
--- a/core/tests/coretests/src/android/net/LinkPropertiesTest.java
+++ b/core/tests/coretests/src/android/net/LinkPropertiesTest.java
@@ -24,10 +24,15 @@
 import android.system.OsConstants;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.test.suitebuilder.annotation.Suppress;
+import android.util.ArraySet;
+
 import junit.framework.TestCase;
 
 import java.net.InetAddress;
-import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Set;
 
 
 public class LinkPropertiesTest extends TestCase {
@@ -678,4 +683,76 @@
         stacked.addRoute(new RouteInfo((IpPrefix) null, stackedAddress));
         assertTrue(v6lp.isReachable(DNS1));
     }
+
+    @SmallTest
+    public void testLinkPropertiesEnsureDirectlyConnectedRoutes() {
+        // IPv4 case: no route added initially
+        LinkProperties rmnet0 = new LinkProperties();
+        rmnet0.setInterfaceName("rmnet0");
+        rmnet0.addLinkAddress(new LinkAddress("10.0.0.2/8"));
+        RouteInfo directRoute0 = new RouteInfo(new IpPrefix("10.0.0.0/8"), null,
+                rmnet0.getInterfaceName());
+
+        // Since no routes is added explicitly, getAllRoutes() should return empty.
+        assertTrue(rmnet0.getAllRoutes().isEmpty());
+        rmnet0.ensureDirectlyConnectedRoutes();
+        // ensureDirectlyConnectedRoutes() should have added the missing local route.
+        assertEqualRoutes(Collections.singletonList(directRoute0), rmnet0.getAllRoutes());
+
+        // IPv4 case: both direct and default routes added initially
+        LinkProperties rmnet1 = new LinkProperties();
+        rmnet1.setInterfaceName("rmnet1");
+        rmnet1.addLinkAddress(new LinkAddress("10.0.0.3/8"));
+        RouteInfo defaultRoute1 = new RouteInfo((IpPrefix) null,
+                NetworkUtils.numericToInetAddress("10.0.0.1"), rmnet1.getInterfaceName());
+        RouteInfo directRoute1 = new RouteInfo(new IpPrefix("10.0.0.0/8"), null,
+                rmnet1.getInterfaceName());
+        rmnet1.addRoute(defaultRoute1);
+        rmnet1.addRoute(directRoute1);
+
+        // Check added routes
+        assertEqualRoutes(Arrays.asList(defaultRoute1, directRoute1), rmnet1.getAllRoutes());
+        // ensureDirectlyConnectedRoutes() shouldn't change the routes since direct connected
+        // route is already part of the configuration.
+        rmnet1.ensureDirectlyConnectedRoutes();
+        assertEqualRoutes(Arrays.asList(defaultRoute1, directRoute1), rmnet1.getAllRoutes());
+
+        // IPv6 case: only default routes added initially
+        LinkProperties rmnet2 = new LinkProperties();
+        rmnet2.setInterfaceName("rmnet2");
+        rmnet2.addLinkAddress(new LinkAddress("fe80::cafe/64"));
+        rmnet2.addLinkAddress(new LinkAddress("2001:db8::2/64"));
+        RouteInfo defaultRoute2 = new RouteInfo((IpPrefix) null,
+                NetworkUtils.numericToInetAddress("2001:db8::1"), rmnet2.getInterfaceName());
+        RouteInfo directRoute2 = new RouteInfo(new IpPrefix("2001:db8::/64"), null,
+                rmnet2.getInterfaceName());
+        RouteInfo linkLocalRoute2 = new RouteInfo(new IpPrefix("fe80::/64"), null,
+                rmnet2.getInterfaceName());
+        rmnet2.addRoute(defaultRoute2);
+
+        assertEqualRoutes(Arrays.asList(defaultRoute2), rmnet2.getAllRoutes());
+        rmnet2.ensureDirectlyConnectedRoutes();
+        assertEqualRoutes(Arrays.asList(defaultRoute2, directRoute2, linkLocalRoute2),
+                rmnet2.getAllRoutes());
+
+        // Corner case: no interface name
+        LinkProperties rmnet3 = new LinkProperties();
+        rmnet3.addLinkAddress(new LinkAddress("192.168.0.2/24"));
+        RouteInfo directRoute3 = new RouteInfo(new IpPrefix("192.168.0.0/24"), null,
+                rmnet3.getInterfaceName());
+
+        assertTrue(rmnet3.getAllRoutes().isEmpty());
+        rmnet3.ensureDirectlyConnectedRoutes();
+        assertEqualRoutes(Collections.singletonList(directRoute3), rmnet3.getAllRoutes());
+
+    }
+
+    private void assertEqualRoutes(Collection<RouteInfo> expected, Collection<RouteInfo> actual) {
+        Set<RouteInfo> expectedSet = new ArraySet<>(expected);
+        Set<RouteInfo> actualSet = new ArraySet<>(actual);
+        // Duplicated entries in actual routes are considered failures
+        assertEquals(actual.size(), actualSet.size());
+
+        assertEquals(expectedSet, actualSet);
+    }
 }
diff --git a/media/jni/android_media_MediaCodec.cpp b/media/jni/android_media_MediaCodec.cpp
index 2d008c7..022198b 100644
--- a/media/jni/android_media_MediaCodec.cpp
+++ b/media/jni/android_media_MediaCodec.cpp
@@ -137,7 +137,7 @@
     mLooper->start(
             false,      // runOnCallingThread
             true,       // canCallJava
-            PRIORITY_FOREGROUND);
+            ANDROID_PRIORITY_VIDEO);
 
     if (nameIsType) {
         mCodec = MediaCodec::CreateByType(mLooper, name, encoder, &mInitStatus);
diff --git a/packages/EasterEgg/AndroidManifest.xml b/packages/EasterEgg/AndroidManifest.xml
index 14861c26..172490d 100644
--- a/packages/EasterEgg/AndroidManifest.xml
+++ b/packages/EasterEgg/AndroidManifest.xml
@@ -84,5 +84,16 @@
                 <action android:name="android.service.quicksettings.action.QS_TILE" />
             </intent-filter>
         </service>
+
+        <!-- FileProvider for sending pictures -->
+        <provider
+                android:name="android.support.v4.content.FileProvider"
+                android:authorities="com.android.egg.fileprovider"
+                android:grantUriPermissions="true"
+                android:exported="false">
+            <meta-data
+                    android:name="android.support.FILE_PROVIDER_PATHS"
+                    android:resource="@xml/filepaths" />
+        </provider>
     </application>
 </manifest>
diff --git a/packages/EasterEgg/res/drawable/food_cookie.xml b/packages/EasterEgg/res/drawable/food_cookie.xml
new file mode 100644
index 0000000..74dd134
--- /dev/null
+++ b/packages/EasterEgg/res/drawable/food_cookie.xml
@@ -0,0 +1,35 @@
+<?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">
+    <group>
+        <path
+            android:fillColor="#55FFFFFF"
+            android:fillType="evenOdd"
+            android:pathData="M5.71 18.29A8.99 8.99 0 0 0 22 13c0-3-1.46-5.65-3.71-7.29A8.99 8.99 0 0 0 2 11c0 3 1.46 5.65 3.71 7.29z"/>
+        <path
+            android:fillColor="#FFFFFFFF"
+            android:fillType="evenOdd"
+            android:pathData="M7.25 19.18A8.5 8.5 0 0 0 19.19 7.24 9 9 0 0 1 7.24 19.19z"/>
+        <path
+            android:fillColor="#55FFFFFF"
+            android:pathData="M10.5 3a0.5 0.5 0 1 1 1 0v2.05a0.5 0.5 0 1 1-1 0V3zm3.1 0.42a0.5 0.5 0 0 1 0.93 0.39l-0.8 1.88A0.5 0.5 0 1 1 12.8 5.3l0.8-1.88zm2.7 1.57a0.5 0.5 0 1 1 0.71 0.7l-1.45 1.46a0.5 0.5 0 0 1-0.7-0.71l1.44-1.45zm1.9 2.5a0.5 0.5 0 0 1 0.38 0.92l-1.9 0.77a0.5 0.5 0 0 1-0.37-0.93l1.9-0.77zM19 10.5a0.5 0.5 0 1 1 0 1h-2.05a0.5 0.5 0 0 1 0-1H19zm-0.42 3.1a0.5 0.5 0 0 1-0.39 0.93l-1.88-0.8a0.5 0.5 0 1 1 0.39-0.92l1.88 0.8zm-1.57 2.7a0.5 0.5 0 1 1-0.7 0.71l-1.46-1.45a0.5 0.5 0 0 1 0.71-0.7l1.45 1.44zm-2.5 1.9a0.5 0.5 0 1 1-0.92 0.38l-0.77-1.9a0.5 0.5 0 0 1 0.93-0.37l0.77 1.9zM11.5 19a0.5 0.5 0 1 1-1 0v-2.05a0.5 0.5 0 0 1 1 0V19zm-3.1-0.42a0.5 0.5 0 0 1-0.93-0.39l0.8-1.88A0.5 0.5 0 0 1 9.2 16.7l-0.8 1.88zm-2.7-1.57a0.5 0.5 0 1 1-0.71-0.7l1.45-1.46a0.5 0.5 0 0 1 0.7 0.71L5.7 17.01zm-1.9-2.48a0.5 0.5 0 0 1-0.38-0.92l1.88-0.8a0.5 0.5 0 0 1 0.4 0.92l-1.9 0.8zM3 11.5a0.5 0.5 0 1 1 0-1h2.05a0.5 0.5 0 1 1 0 1H3zm0.42-3.1A0.5 0.5 0 0 1 3.8 7.46l1.88 0.8A0.5 0.5 0 1 1 5.3 9.2L3.42 8.4zm1.57-2.7a0.5 0.5 0 1 1 0.7-0.71l1.46 1.45a0.5 0.5 0 0 1-0.71 0.7L4.99 5.7zm2.5-1.9A0.5 0.5 0 0 1 8.4 3.41l0.77 1.9a0.5 0.5 0 0 1-0.93 0.37L7.48 3.8z"/>
+    </group>
+</vector>
\ No newline at end of file
diff --git a/packages/EasterEgg/res/values/strings.xml b/packages/EasterEgg/res/values/strings.xml
index 8478a43..61e3834 100644
--- a/packages/EasterEgg/res/values/strings.xml
+++ b/packages/EasterEgg/res/values/strings.xml
@@ -17,6 +17,7 @@
 <resources xmlns:android="http://schemas.android.com/apk/res/android">
     <string name="app_name" translatable="false">Android Easter Egg</string>
     <string name="notification_name" translatable="false">Android Neko</string>
+    <string name="notification_channel_name" translatable="false">New cats</string>
     <string name="default_tile_name" translatable="false">\????</string>
     <string name="notification_title" translatable="false">A cat is here.</string>
     <string name="default_cat_name" translatable="false">Cat #%s</string>
@@ -34,7 +35,7 @@
         <item>@drawable/food_bits</item>
         <item>@drawable/food_sysuituna</item>
         <item>@drawable/food_chicken</item>
-        <item>@drawable/food_donut</item>
+        <item>@drawable/food_cookie</item>
     </array>
     <integer-array name="food_intervals">
         <item>0</item>
diff --git a/packages/EasterEgg/res/xml/filepaths.xml b/packages/EasterEgg/res/xml/filepaths.xml
new file mode 100644
index 0000000..2130025
--- /dev/null
+++ b/packages/EasterEgg/res/xml/filepaths.xml
@@ -0,0 +1,19 @@
+<?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.
+-->
+<paths>
+    <external-path name="cats" path="Pictures/Cats" />
+</paths>
\ No newline at end of file
diff --git a/packages/EasterEgg/src/com/android/egg/neko/Cat.java b/packages/EasterEgg/src/com/android/egg/neko/Cat.java
index a4df372..dd1bd07 100644
--- a/packages/EasterEgg/src/com/android/egg/neko/Cat.java
+++ b/packages/EasterEgg/src/com/android/egg/neko/Cat.java
@@ -31,6 +31,8 @@
 import com.android.egg.R;
 import com.android.internal.logging.MetricsLogger;
 
+import static com.android.egg.neko.NekoLand.CHAN_ID;
+
 public class Cat extends Drawable {
     public static final long[] PURR = {0, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40};
 
@@ -218,6 +220,7 @@
                 .setContentText(getName())
                 .setContentIntent(PendingIntent.getActivity(context, 0, intent, 0))
                 .setAutoCancel(true)
+                .setChannel(CHAN_ID)
                 .setVibrate(PURR)
                 .addExtras(extras);
     }
diff --git a/packages/EasterEgg/src/com/android/egg/neko/NekoLand.java b/packages/EasterEgg/src/com/android/egg/neko/NekoLand.java
index 689e381..d2e37d8 100644
--- a/packages/EasterEgg/src/com/android/egg/neko/NekoLand.java
+++ b/packages/EasterEgg/src/com/android/egg/neko/NekoLand.java
@@ -31,6 +31,7 @@
 import android.os.Bundle;
 import android.os.Environment;
 import android.provider.MediaStore.Images;
+import android.support.v4.content.FileProvider;
 import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.util.Log;
@@ -56,6 +57,8 @@
 import java.util.List;
 
 public class NekoLand extends Activity implements PrefsListener {
+    public static String CHAN_ID = "EGG";
+
     public static boolean DEBUG = false;
     public static boolean DEBUG_NOTIFICATIONS = false;
 
@@ -289,10 +292,13 @@
                         new String[] {png.toString()},
                         new String[] {"image/png"},
                         null);
-                Uri uri = Uri.fromFile(png);
+                Log.v("Neko", "cat file: " + png);
+                Uri uri = FileProvider.getUriForFile(this, "com.android.egg.fileprovider", png);
+                Log.v("Neko", "cat uri: " + uri);
                 Intent intent = new Intent(Intent.ACTION_SEND);
                 intent.putExtra(Intent.EXTRA_STREAM, uri);
                 intent.putExtra(Intent.EXTRA_SUBJECT, cat.getName());
+                intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
                 intent.setType("image/png");
                 startActivity(Intent.createChooser(intent, null));
                 cat.logShare(this);
diff --git a/packages/EasterEgg/src/com/android/egg/neko/NekoService.java b/packages/EasterEgg/src/com/android/egg/neko/NekoService.java
index 808ec36..42506e6 100644
--- a/packages/EasterEgg/src/com/android/egg/neko/NekoService.java
+++ b/packages/EasterEgg/src/com/android/egg/neko/NekoService.java
@@ -15,15 +15,15 @@
 package com.android.egg.neko;
 
 import android.app.Notification;
+import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.app.job.JobInfo;
 import android.app.job.JobParameters;
 import android.app.job.JobScheduler;
 import android.app.job.JobService;
-import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
 
 import java.util.List;
@@ -33,6 +33,9 @@
 
 import java.util.Random;
 
+import static com.android.egg.neko.Cat.PURR;
+import static com.android.egg.neko.NekoLand.CHAN_ID;
+
 public class NekoService extends JobService {
 
     private static final String TAG = "NekoService";
@@ -40,6 +43,7 @@
     public static int JOB_ID = 42;
 
     public static int CAT_NOTIFICATION = 1;
+    public static int DEBUG_NOTIFICATION = 1234;
 
     public static float CAT_CAPTURE_PROB = 1.0f; // generous
 
@@ -50,6 +54,18 @@
 
     public static float INTERVAL_JITTER_FRAC = 0.25f;
 
+    private static void setupNotificationChannels(Context context) {
+        NotificationManager noman = context.getSystemService(NotificationManager.class);
+        NotificationChannel eggChan = new NotificationChannel(CHAN_ID,
+                context.getString(R.string.notification_channel_name),
+                NotificationManager.IMPORTANCE_DEFAULT);
+        eggChan.setSound(Uri.EMPTY, Notification.AUDIO_ATTRIBUTES_DEFAULT); // cats are quiet
+        eggChan.setVibrationPattern(PURR); // not totally quiet though
+        eggChan.setBlockableSystem(true); // unlike a real cat, you can push this one off your lap
+        eggChan.setLockscreenVisibility(Notification.VISIBILITY_PUBLIC); // cats sit in the window
+        noman.createNotificationChannel(eggChan);
+    }
+
     @Override
     public boolean onStartJob(JobParameters params) {
         Log.v(TAG, "Starting job: " + String.valueOf(params));
@@ -64,8 +80,9 @@
             final Notification.Builder builder
                     = cat.buildNotification(this)
                         .setContentTitle("DEBUG")
+                        .setChannel(NekoLand.CHAN_ID)
                         .setContentText("Ran job: " + params);
-            noman.notify(1, builder.build());
+            noman.notify(DEBUG_NOTIFICATION, builder.build());
         }
 
         final PrefState prefs = new PrefState(this);
@@ -111,6 +128,8 @@
     }
 
     public static void registerJob(Context context, long intervalMinutes) {
+        setupNotificationChannels(context);
+
         JobScheduler jss = context.getSystemService(JobScheduler.class);
         jss.cancel(JOB_ID);
         long interval = intervalMinutes * MINUTES;
@@ -126,12 +145,13 @@
 
         if (NekoLand.DEBUG_NOTIFICATIONS) {
             NotificationManager noman = context.getSystemService(NotificationManager.class);
-            noman.notify(500, new Notification.Builder(context)
+            noman.notify(DEBUG_NOTIFICATION, new Notification.Builder(context)
                     .setSmallIcon(R.drawable.stat_icon)
                     .setContentTitle(String.format("Job scheduled in %d min", (interval / MINUTES)))
                     .setContentText(String.valueOf(jobInfo))
                     .setPriority(Notification.PRIORITY_MIN)
                     .setCategory(Notification.CATEGORY_SERVICE)
+                    .setChannel(NekoLand.CHAN_ID)
                     .setShowWhen(true)
                     .build());
         }
diff --git a/packages/SettingsLib/src/com/android/settingslib/drawer/TileUtils.java b/packages/SettingsLib/src/com/android/settingslib/drawer/TileUtils.java
index 9620a91..3c095ae 100644
--- a/packages/SettingsLib/src/com/android/settingslib/drawer/TileUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/drawer/TileUtils.java
@@ -442,15 +442,6 @@
                     if (metaData.containsKey(META_DATA_PREFERENCE_CUSTOM_VIEW)) {
                         int layoutId = metaData.getInt(META_DATA_PREFERENCE_CUSTOM_VIEW);
                         remoteViews = new RemoteViews(applicationInfo.packageName, layoutId);
-                        if (metaData.containsKey(META_DATA_PREFERENCE_SUMMARY_URI)) {
-                            String uriString = metaData.getString(
-                                    META_DATA_PREFERENCE_SUMMARY_URI);
-                            String overrideSummary = getTextFromUri(context, uriString, providerMap,
-                                    META_DATA_PREFERENCE_SUMMARY);
-                            if (overrideSummary != null) {
-                                remoteViews.setTextViewText(android.R.id.summary, overrideSummary);
-                            }
-                        }
                     }
                 }
             } catch (PackageManager.NameNotFoundException | Resources.NotFoundException e) {
@@ -555,6 +546,30 @@
         }
     }
 
+    public static void updateTileUsingSummaryUri(Context context, Tile tile) {
+        if (tile == null || tile.metaData == null ||
+            !tile.metaData.containsKey(META_DATA_PREFERENCE_SUMMARY_URI)) {
+            return;
+        }
+
+        final Map<String, IContentProvider> providerMap = new HashMap<>();
+
+        final String uriString = tile.metaData.getString(META_DATA_PREFERENCE_SUMMARY_URI);
+        final Bundle bundle = getBundleFromUri(context, uriString, providerMap);
+        final String overrideSummary = getString(bundle, META_DATA_PREFERENCE_SUMMARY);
+        final String overrideTitle = getString(bundle, META_DATA_PREFERENCE_TITLE);
+        if (overrideSummary != null) {
+            tile.remoteViews.setTextViewText(android.R.id.summary, overrideSummary);
+        }
+        if (overrideTitle != null) {
+            tile.remoteViews.setTextViewText(android.R.id.title, overrideTitle);
+        }
+    }
+
+    private static String getString(Bundle bundle, String key) {
+        return bundle == null ? null : bundle.getString(key);
+    }
+
     private static IContentProvider getProviderFromUri(Context context, Uri uri,
             Map<String, IContentProvider> providerMap) {
         if (uri == null) {
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java
index e9ca753..7e7fdb2 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java
@@ -22,10 +22,12 @@
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.ArgumentMatchers.argThat;
-import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.ArgumentMatchers.isNull;
+import static org.mockito.Matchers.eq;
 import static org.mockito.Mockito.atLeastOnce;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 import static org.robolectric.RuntimeEnvironment.application;
@@ -64,9 +66,6 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
-import org.robolectric.annotation.Implementation;
-import org.robolectric.annotation.Implements;
-import org.robolectric.internal.ShadowExtractor;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -75,8 +74,7 @@
 
 @RunWith(RobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH,
-        sdk = TestConfig.SDK_VERSION,
-        shadows = {TileUtilsTest.TileUtilsShadowRemoteViews.class})
+        sdk = TestConfig.SDK_VERSION)
 public class TileUtilsTest {
 
     @Mock
@@ -421,24 +419,12 @@
     }
 
     @Test
-    public void getTilesForIntent_summaryUriSpecified_shouldOverrideRemoteViewSummary()
+    public void updateTileUsingSummaryUri_summaryUriSpecified_shouldOverrideRemoteViewSummary()
             throws RemoteException {
-        Intent intent = new Intent();
-        Map<Pair<String, String>, Tile> addedCache = new ArrayMap<>();
-        List<Tile> outTiles = new ArrayList<>();
-        List<ResolveInfo> info = new ArrayList<>();
-        ResolveInfo resolveInfo = newInfo(true, null /* category */, null,
-                null, URI_GET_SUMMARY);
-        resolveInfo.activityInfo.metaData.putInt("com.android.settings.custom_view",
-                R.layout.user_preference);
-        info.add(resolveInfo);
-
-        when(mPackageManager.queryIntentActivitiesAsUser(eq(intent), anyInt(), anyInt()))
-                .thenReturn(info);
-
         // Mock the content provider interaction.
         Bundle bundle = new Bundle();
-        bundle.putString(TileUtils.META_DATA_PREFERENCE_SUMMARY, "new summary text");
+        String expectedSummary = "new summary text";
+        bundle.putString(TileUtils.META_DATA_PREFERENCE_SUMMARY, expectedSummary);
         when(mIContentProvider.call(anyString(),
                 eq(TileUtils.getMethodFromUri(Uri.parse(URI_GET_SUMMARY))), eq(URI_GET_SUMMARY),
                 any())).thenReturn(bundle);
@@ -447,57 +433,12 @@
         when(mContentResolver.acquireUnstableProvider(any(Uri.class)))
                 .thenReturn(mIContentProvider);
 
-        TileUtils.getTilesForIntent(mContext, UserHandle.CURRENT, intent, addedCache,
-                null /* defaultCategory */, outTiles, false /* usePriority */,
-                false /* checkCategory */, true /* forceTintExternalIcon */);
-
-        assertThat(outTiles.size()).isEqualTo(1);
-        Tile tile = outTiles.get(0);
-        assertThat(tile.remoteViews).isNotNull();
-        assertThat(tile.remoteViews.getLayoutId()).isEqualTo(R.layout.user_preference);
-        // Make sure the summary TextView got a new text string.
-        TileUtilsShadowRemoteViews shadowRemoteViews =
-                (TileUtilsShadowRemoteViews) ShadowExtractor.extract(tile.remoteViews);
-        assertThat(shadowRemoteViews.overrideViewId).isEqualTo(android.R.id.summary);
-        assertThat(shadowRemoteViews.overrideText).isEqualTo("new summary text");
-    }
-
-    @Test
-    public void getTilesForIntent_providerUnavailable_shouldNotOverrideRemoteViewSummary()
-            throws RemoteException {
-        Intent intent = new Intent();
-        Map<Pair<String, String>, Tile> addedCache = new ArrayMap<>();
-        List<Tile> outTiles = new ArrayList<>();
-        List<ResolveInfo> info = new ArrayList<>();
-        ResolveInfo resolveInfo = newInfo(true, null /* category */, null,
-                null, URI_GET_SUMMARY);
-        resolveInfo.activityInfo.metaData.putInt("com.android.settings.custom_view",
-                R.layout.user_preference);
-        info.add(resolveInfo);
-
-        when(mPackageManager.queryIntentActivitiesAsUser(eq(intent), anyInt(), anyInt()))
-                .thenReturn(info);
-
-        // Mock the content provider interaction.
-        Bundle bundle = new Bundle();
-        bundle.putString(TileUtils.META_DATA_PREFERENCE_SUMMARY, "new summary text");
-        when(mIContentProvider.call(anyString(),
-                eq(TileUtils.getMethodFromUri(Uri.parse(URI_GET_SUMMARY))), eq(URI_GET_SUMMARY),
-                any())).thenReturn(bundle);
-
-        TileUtils.getTilesForIntent(mContext, UserHandle.CURRENT, intent, addedCache,
-                null /* defaultCategory */, outTiles, false /* usePriority */,
-                false /* checkCategory */, true /* forceTintExternalIcon */);
-
-        assertThat(outTiles.size()).isEqualTo(1);
-        Tile tile = outTiles.get(0);
-        assertThat(tile.remoteViews).isNotNull();
-        assertThat(tile.remoteViews.getLayoutId()).isEqualTo(R.layout.user_preference);
-        // Make sure the summary TextView didn't get any text view updates.
-        TileUtilsShadowRemoteViews shadowRemoteViews =
-                (TileUtilsShadowRemoteViews) ShadowExtractor.extract(tile.remoteViews);
-        assertThat(shadowRemoteViews.overrideViewId).isNull();
-        assertThat(shadowRemoteViews.overrideText).isNull();
+        Tile tile = new Tile();
+        tile.metaData = new Bundle();
+        tile.metaData.putString(TileUtils.META_DATA_PREFERENCE_SUMMARY_URI, URI_GET_SUMMARY);
+        tile.remoteViews = mock(RemoteViews.class);
+        TileUtils.updateTileUsingSummaryUri(mContext, tile);
+        verify(tile.remoteViews, times(1)).setTextViewText(anyInt(), eq(expectedSummary));
     }
 
     public static ResolveInfo newInfo(boolean systemApp, String category) {
@@ -562,16 +503,4 @@
         }
     }
 
-    @Implements(RemoteViews.class)
-    public static class TileUtilsShadowRemoteViews {
-
-        private Integer overrideViewId;
-        private CharSequence overrideText;
-
-        @Implementation
-        public void setTextViewText(int viewId, CharSequence text) {
-            overrideViewId = viewId;
-            overrideText = text;
-        }
-    }
 }
diff --git a/packages/SystemUI/AndroidManifest.xml b/packages/SystemUI/AndroidManifest.xml
index c997160..070634b 100644
--- a/packages/SystemUI/AndroidManifest.xml
+++ b/packages/SystemUI/AndroidManifest.xml
@@ -318,15 +318,20 @@
             android:exported="false">
         </activity>
 
+        <!-- Springboard for launching the share activity -->
+        <receiver android:name=".screenshot.GlobalScreenshot$ShareReceiver"
+            android:process=":screenshot"
+            android:exported="false" />
+
         <!-- Callback for dismissing screenshot notification after a share target is picked -->
         <receiver android:name=".screenshot.GlobalScreenshot$TargetChosenReceiver"
-                  android:process=":screenshot"
-                  android:exported="false" />
+            android:process=":screenshot"
+            android:exported="false" />
 
         <!-- Callback for deleting screenshot notification -->
         <receiver android:name=".screenshot.GlobalScreenshot$DeleteScreenshotReceiver"
-                  android:process=":screenshot"
-                  android:exported="false" />
+            android:process=":screenshot"
+            android:exported="false" />
 
         <!-- started from UsbDeviceSettingsManager -->
         <activity android:name=".usb.UsbConfirmActivity"
diff --git a/packages/SystemUI/res/layout/car_fullscreen_user_pod.xml b/packages/SystemUI/res/layout/car_fullscreen_user_pod.xml
index dde2db2..2f16516 100644
--- a/packages/SystemUI/res/layout/car_fullscreen_user_pod.xml
+++ b/packages/SystemUI/res/layout/car_fullscreen_user_pod.xml
@@ -30,7 +30,8 @@
     <TextView android:id="@+id/user_name"
         android:layout_width="@dimen/car_fullscreen_user_pod_width"
         android:layout_height="wrap_content"
-        android:layout_marginTop="@dimen/car_fullscreen_user_pod_margin_above_text"
+        android:layout_marginTop="@dimen/car_fullscreen_user_pod_margin_name_top"
+        android:layout_marginBottom="@dimen/car_fullscreen_user_pod_margin_name_bottom"
         android:textSize="@dimen/car_fullscreen_user_pod_text_size"
         android:textColor="@color/qs_user_detail_name"
         android:ellipsize="end"
diff --git a/packages/SystemUI/res/layout/car_qs_footer.xml b/packages/SystemUI/res/layout/car_qs_footer.xml
index 96f34fc..044090b 100644
--- a/packages/SystemUI/res/layout/car_qs_footer.xml
+++ b/packages/SystemUI/res/layout/car_qs_footer.xml
@@ -18,23 +18,24 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/qs_footer"
     android:layout_width="match_parent"
-    android:layout_height="@dimen/qs_footer_height"
+    android:layout_height="@dimen/car_qs_footer_height"
     android:baselineAligned="false"
     android:clickable="false"
     android:clipChildren="false"
     android:clipToPadding="false"
-    android:paddingBottom="16dp"
-    android:paddingTop="16dp"
-    android:paddingEnd="32dp"
-    android:paddingStart="32dp"
+    android:paddingBottom="@dimen/car_qs_footer_padding_bottom"
+    android:paddingTop="@dimen/car_qs_footer_padding_top"
+    android:paddingEnd="@dimen/car_qs_footer_padding_end"
+    android:paddingStart="@dimen/car_qs_footer_padding_start"
     android:gravity="center_vertical">
 
     <com.android.systemui.statusbar.phone.MultiUserSwitch
         android:id="@+id/multi_user_switch"
         android:layout_alignParentStart="true"
         android:layout_centerVertical="true"
-        android:layout_width="48dp"
-        android:layout_height="48dp"
+        android:layout_width="@dimen/car_qs_footer_icon_width"
+        android:layout_height="@dimen/car_qs_footer_icon_height"
+        android:layout_marginRight="@dimen/car_qs_footer_user_switch_margin_right"
         android:background="@drawable/ripple_drawable"
         android:focusable="true">
 
@@ -43,15 +44,24 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:layout_gravity="center"
-            android:scaleType="centerInside"/>
+            android:scaleType="fitCenter"/>
     </com.android.systemui.statusbar.phone.MultiUserSwitch>
 
+    <TextView android:id="@+id/user_name"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textSize="@dimen/car_qs_footer_user_name_text_size"
+        android:textColor="@color/car_qs_footer_user_name_color"
+        android:gravity="start|center_vertical"
+        android:layout_centerVertical="true"
+        android:layout_toEndOf="@id/multi_user_switch" />
+
     <com.android.systemui.statusbar.phone.SettingsButton
         android:id="@+id/settings_button"
         android:layout_alignParentEnd="true"
         android:layout_centerVertical="true"
-        android:layout_width="48dp"
-        android:layout_height="48dp"
+        android:layout_width="@dimen/car_qs_footer_icon_width"
+        android:layout_height="@dimen/car_qs_footer_icon_height"
         android:background="@drawable/ripple_drawable"
         android:contentDescription="@string/accessibility_quick_settings_settings"
         android:scaleType="centerCrop"
diff --git a/packages/SystemUI/res/values-h600dp/dimens_car.xml b/packages/SystemUI/res/values-h600dp/dimens_car.xml
new file mode 100644
index 0000000..c3e62c8
--- /dev/null
+++ b/packages/SystemUI/res/values-h600dp/dimens_car.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.
+*/
+-->
+<resources>
+    <dimen name="car_body2_size">32sp</dimen> <!-- B2 -->
+</resources>
diff --git a/packages/SystemUI/res/values/attrs.xml b/packages/SystemUI/res/values/attrs.xml
index 745d6015..a923f0b 100644
--- a/packages/SystemUI/res/values/attrs.xml
+++ b/packages/SystemUI/res/values/attrs.xml
@@ -34,6 +34,7 @@
         <attr name="recentItemLayout" format="reference" />
         <!-- Style for the "Clear all" button. -->
         <attr name="clearAllStyle" format="reference" />
+        <attr name="clearAllBackgroundColor" format="reference" />
     </declare-styleable>
     <declare-styleable name="DeadZone">
         <attr name="minSize" format="dimension" />
diff --git a/packages/SystemUI/res/values/colors.xml b/packages/SystemUI/res/values/colors.xml
index f72f379..f244d88 100644
--- a/packages/SystemUI/res/values/colors.xml
+++ b/packages/SystemUI/res/values/colors.xml
@@ -60,6 +60,11 @@
     <!-- The background color for the freeform workspace. -->
     <color name="recents_freeform_workspace_bg_color">#33FFFFFF</color>
 
+    <!-- The background color for clear all button on light backgrounds if not transparent. -->
+    <color name="recents_clear_all_button_bg_light_color">#CCFFFFFF</color>
+    <!-- The background color for clear all button on dark backgrounds if not transparent. -->
+    <color name="recents_clear_all_button_bg_dark_color">#CC000000</color>
+
     <color name="keyguard_affordance">#ffffffff</color>
 
     <!-- The color of the legacy notification background -->
diff --git a/packages/SystemUI/res/values/colors_car.xml b/packages/SystemUI/res/values/colors_car.xml
index 1b8c2fa..710b3e0 100644
--- a/packages/SystemUI/res/values/colors_car.xml
+++ b/packages/SystemUI/res/values/colors_car.xml
@@ -20,8 +20,12 @@
     <color name="car_qs_background_primary">#263238</color> <!-- Blue Gray 900 -->
     <color name="car_user_switcher_progress_bgcolor">#00000000</color> <!-- Transparent -->
     <color name="car_user_switcher_progress_fgcolor">#80CBC4</color> <!-- Teal 200 -->
-    <color name="car_user_switcher_no_user_image_bgcolor">#FAFAFA</color> <!-- Grey 50 -->
-    <color name="car_user_switcher_no_user_image_fgcolor">#212121</color> <!-- Grey 900 -->
-    <color name="car_start_driving_background">#FAFAFA</color> <!-- Grey 50 -->
-    <color name="car_start_driving_text">#212121</color> <!-- Grey 900 -->
+    <color name="car_user_switcher_no_user_image_bgcolor">@color/car_grey_50</color>
+    <color name="car_user_switcher_no_user_image_fgcolor">@color/car_grey_900</color>
+    <color name="car_start_driving_background">@color/car_grey_50</color>
+    <color name="car_start_driving_text">@color/car_grey_900</color>
+    <color name="car_qs_footer_user_name_color">@color/car_grey_50</color>
+
+    <color name="car_grey_50">#FAFAFA</color>
+    <color name="car_grey_900">#212121</color>
 </resources>
diff --git a/packages/SystemUI/res/values/dimens_car.xml b/packages/SystemUI/res/values/dimens_car.xml
index 5f56c4e..8853587 100644
--- a/packages/SystemUI/res/values/dimens_car.xml
+++ b/packages/SystemUI/res/values/dimens_car.xml
@@ -18,7 +18,8 @@
 <resources>
     <dimen name="car_margin">148dp</dimen>
 
-    <dimen name="car_fullscreen_user_pod_margin_above_text">24dp</dimen>
+    <dimen name="car_fullscreen_user_pod_margin_name_top">24dp</dimen>
+    <dimen name="car_fullscreen_user_pod_margin_name_bottom">64dp</dimen>
     <dimen name="car_fullscreen_user_pod_margin_between">24dp</dimen>
     <dimen name="car_fullscreen_user_pod_icon_text_size">96dp</dimen>
     <dimen name="car_fullscreen_user_pod_image_avatar_width">192dp</dimen>
@@ -37,5 +38,17 @@
     <dimen name="car_start_driving_corner_radius">16dp</dimen>
     <dimen name="car_start_driving_padding_side">30dp</dimen>
     <dimen name="car_start_driving_height">80dp</dimen>
-    <dimen name="car_start_driving_text_size">32sp</dimen> <!-- B2 -->
+    <dimen name="car_start_driving_text_size">@dimen/car_body2_size</dimen>
+
+    <dimen name="car_qs_footer_height">112dp</dimen>
+    <dimen name="car_qs_footer_padding_bottom">16dp</dimen>
+    <dimen name="car_qs_footer_padding_top">16dp</dimen>
+    <dimen name="car_qs_footer_padding_end">46dp</dimen>
+    <dimen name="car_qs_footer_padding_start">46dp</dimen>
+    <dimen name="car_qs_footer_icon_width">56dp</dimen>
+    <dimen name="car_qs_footer_icon_height">56dp</dimen>
+    <dimen name="car_qs_footer_user_switch_margin_right">46dp</dimen>
+    <dimen name="car_qs_footer_user_name_text_size">@dimen/car_body2_size</dimen>
+
+    <dimen name="car_body2_size">26sp</dimen>
 </resources>
diff --git a/packages/SystemUI/res/values/styles.xml b/packages/SystemUI/res/values/styles.xml
index 2199fff..90c5977 100644
--- a/packages/SystemUI/res/values/styles.xml
+++ b/packages/SystemUI/res/values/styles.xml
@@ -34,11 +34,13 @@
         <item name="android:windowShowWallpaper">true</item>
         <item name="android:windowDisablePreview">true</item>
         <item name="clearAllStyle">@style/ClearAllButtonDefaultMargins</item>
+        <item name="clearAllBackgroundColor">@color/recents_clear_all_button_bg_dark_color</item>
         <item name="wallpaperTextColor">@*android:color/primary_text_material_dark</item>
         <item name="wallpaperTextColorSecondary">@*android:color/secondary_text_material_dark</item>
     </style>
 
     <style name="RecentsTheme.Wallpaper.Light">
+        <item name="clearAllBackgroundColor">@color/recents_clear_all_button_bg_light_color</item>
         <item name="wallpaperTextColor">@*android:color/primary_text_material_light</item>
         <item name="wallpaperTextColorSecondary">@*android:color/secondary_text_material_light</item>
     </style>
diff --git a/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
index d42b87b..142aab2 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
@@ -22,6 +22,7 @@
 import android.view.View;
 import android.widget.ImageView;
 import android.widget.RelativeLayout;
+import android.widget.TextView;
 
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
@@ -44,6 +45,7 @@
     private UserInfoController mUserInfoController;
 
     private MultiUserSwitch mMultiUserSwitch;
+    private TextView mUserName;
     private ImageView mMultiUserAvatar;
     private UserGridView mUserGridView;
 
@@ -56,6 +58,7 @@
         super.onFinishInflate();
         mMultiUserSwitch = findViewById(R.id.multi_user_switch);
         mMultiUserAvatar = mMultiUserSwitch.findViewById(R.id.multi_user_avatar);
+        mUserName = findViewById(R.id.user_name);
 
         mUserInfoController = Dependency.get(UserInfoController.class);
 
@@ -89,6 +92,7 @@
     @Override
     public void onUserInfoChanged(String name, Drawable picture, String userAccount) {
         mMultiUserAvatar.setImageDrawable(picture);
+        mUserName.setText(name);
     }
 
     @Override
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 017365f..176112b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
@@ -31,6 +31,7 @@
 import android.service.quicksettings.IQSTileService;
 import android.service.quicksettings.Tile;
 import android.service.quicksettings.TileService;
+import android.text.format.DateUtils;
 import android.util.Log;
 import android.view.IWindowManager;
 import android.view.WindowManagerGlobal;
@@ -51,6 +52,8 @@
 public class CustomTile extends QSTileImpl<State> implements TileChangeListener {
     public static final String PREFIX = "custom(";
 
+    private static final long CUSTOM_STALE_TIMEOUT = DateUtils.HOUR_IN_MILLIS;
+
     private static final boolean DEBUG = false;
 
     // We don't want to thrash binding and unbinding if the user opens and closes the panel a lot.
@@ -83,6 +86,11 @@
         mUser = ActivityManager.getCurrentUser();
     }
 
+    @Override
+    protected long getStaleTimeout() {
+        return CUSTOM_STALE_TIMEOUT + DateUtils.MINUTE_IN_MILLIS * mHost.indexOf(getTileSpec());
+    }
+
     private void setTileIcon() {
         try {
             PackageManager pm = mContext.getPackageManager();
@@ -186,7 +194,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (mListening == listening) return;
         mListening = listening;
         try {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java b/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java
index 8c04daf..6a5530f 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java
@@ -32,10 +32,12 @@
 import android.os.Looper;
 import android.os.Message;
 import android.service.quicksettings.Tile;
+import android.text.format.DateUtils;
 import android.util.ArraySet;
 import android.util.Log;
 import android.util.SparseArray;
 
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.logging.MetricsLogger;
 import com.android.settingslib.RestrictedLockUtils;
 import com.android.settingslib.Utils;
@@ -45,7 +47,6 @@
 import com.android.systemui.plugins.qs.QSIconView;
 import com.android.systemui.plugins.qs.QSTile;
 import com.android.systemui.plugins.qs.QSTile.State;
-import com.android.systemui.qs.PagedTileLayout;
 import com.android.systemui.qs.PagedTileLayout.TilePage;
 import com.android.systemui.qs.QSHost;
 
@@ -62,14 +63,18 @@
     protected final String TAG = "Tile." + getClass().getSimpleName();
     protected static final boolean DEBUG = Log.isLoggable("Tile", Log.DEBUG);
 
+    private static final long DEFAULT_STALE_TIMEOUT = 10 * DateUtils.MINUTE_IN_MILLIS;
+
     protected final QSHost mHost;
     protected final Context mContext;
-    protected final H mHandler = new H(Dependency.get(Dependency.BG_LOOPER));
+    // @NonFinalForTesting
+    protected H mHandler = new H(Dependency.get(Dependency.BG_LOOPER));
     protected final Handler mUiHandler = new Handler(Looper.getMainLooper());
     private final ArraySet<Object> mListeners = new ArraySet<>();
     private final MetricsLogger mMetricsLogger = Dependency.get(MetricsLogger.class);
 
     private final ArrayList<Callback> mCallbacks = new ArrayList<>();
+    private final Object mStaleListener = new Object();
     protected TState mState = newTileState();
     private TState mTmpState = newTileState();
     private boolean mAnnounceNextStateChange;
@@ -95,6 +100,7 @@
     protected QSTileImpl(QSHost host) {
         mHost = host;
         mContext = host.getContext();
+        handleStale(); // Tile was just created, must be stale.
     }
 
     /**
@@ -106,6 +112,7 @@
             if (mListeners.add(listener) && mListeners.size() == 1) {
                 if (DEBUG) Log.d(TAG, "setListening " + true);
                 mHandler.obtainMessage(H.SET_LISTENING, 1, 0).sendToTarget();
+                refreshState(); // Ensure we get at least one refresh after listening.
             }
         } else {
             if (mListeners.remove(listener) && mListeners.size() == 0) {
@@ -115,6 +122,15 @@
         }
     }
 
+    protected long getStaleTimeout() {
+        return DEFAULT_STALE_TIMEOUT;
+    }
+
+    @VisibleForTesting
+    protected void handleStale() {
+        setListening(mStaleListener, true);
+    }
+
     public String getTileSpec() {
         return mTileSpec;
     }
@@ -273,6 +289,9 @@
         if (changed) {
             handleStateChanged();
         }
+        mHandler.removeMessages(H.STALE);
+        mHandler.sendEmptyMessageDelayed(H.STALE, getStaleTimeout());
+        setListening(mStaleListener, false);
     }
 
     private void handleStateChanged() {
@@ -326,11 +345,11 @@
         handleRefreshState(null);
     }
 
-    protected abstract void setListening(boolean listening);
+    protected abstract void handleSetListening(boolean listening);
 
     protected void handleDestroy() {
         if (mListeners.size() != 0) {
-            setListening(false);
+            handleSetListening(false);
         }
         mCallbacks.clear();
     }
@@ -380,8 +399,10 @@
         private static final int REMOVE_CALLBACKS = 12;
         private static final int REMOVE_CALLBACK = 13;
         private static final int SET_LISTENING = 14;
+        private static final int STALE = 15;
 
-        private H(Looper looper) {
+        @VisibleForTesting
+        protected H(Looper looper) {
             super(looper);
         }
 
@@ -436,8 +457,11 @@
                     name = "handleClearState";
                     handleClearState();
                 } else if (msg.what == SET_LISTENING) {
-                    name = "setListening";
-                    setListening(msg.arg1 != 0);
+                    name = "handleSetListening";
+                    handleSetListening(msg.arg1 != 0);
+                } else if (msg.what == STALE) {
+                    name = "handleStale";
+                    handleStale();
                 } else {
                     throw new IllegalArgumentException("Unknown msg: " + msg.what);
                 }
@@ -515,7 +539,7 @@
         }
     }
 
-    protected class AnimationIcon extends ResourceIcon {
+    protected static class AnimationIcon extends ResourceIcon {
         private final int mAnimatedResId;
 
         public AnimationIcon(int resId, int staticResId) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/AirplaneModeTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/AirplaneModeTile.java
index 2e7012e..bef1aff 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/AirplaneModeTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/AirplaneModeTile.java
@@ -110,7 +110,7 @@
         }
     }
 
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (mListening == listening) return;
         mListening = listening;
         if (listening) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BatterySaverTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BatterySaverTile.java
index 3f419a8..95504ed 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BatterySaverTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BatterySaverTile.java
@@ -55,7 +55,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mBatteryController.addCallback(this);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
index bc6233d..774f0b3 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
@@ -76,7 +76,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mController.addCallback(mCallback);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
index 2fc9fc7..fb396b9 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
@@ -91,9 +91,9 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (mController == null) return;
-        if (DEBUG) Log.d(TAG, "setListening " + listening);
+        if (DEBUG) Log.d(TAG, "handleSetListening " + listening);
         if (listening) {
             mController.addCallback(mCallback);
             mKeyguard.addCallback(mCallback);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index f900da0..0bb7479 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -92,7 +92,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mController.addCallback(mSignalCallback);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java
index 40fe484..b93f1c2 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java
@@ -63,7 +63,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         mSetting.setListening(listening);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
index 8b62beb..a102696 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
@@ -45,7 +45,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mDataSaverController.addCallback(this);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
index 5938749..9e265e22 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
@@ -232,7 +232,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (mListening == listening) return;
         mListening = listening;
         if (mListening) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
index e6ac908..f2ead1c 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
@@ -54,7 +54,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mFlashlightController.addCallback(this);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
index c17573d..910b6b1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
@@ -74,7 +74,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (mListening == listening) return;
         mListening = listening;
         if (listening) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
index 00cfbfa..4f4004c 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
@@ -76,7 +76,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
index 5e66334..c35f591 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
@@ -55,7 +55,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mController.addCallback(mCallback);
             mKeyguard.addCallback(mCallback);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java
index 6500740..b3ff4e5b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java
@@ -51,7 +51,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         mListening = listening;
         if (mListening) {
             mContext.registerReceiver(mNfcReceiver,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java
index 2a12769..4c20361 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java
@@ -95,7 +95,7 @@
     }
 
     @Override
-    protected void setListening(boolean listening) {
+    protected void handleSetListening(boolean listening) {
         mIsListening = listening;
         if (listening) {
             mController.setListener(this);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
index fb937bd..1e00894 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
@@ -62,7 +62,7 @@
         return new BooleanState();
     }
 
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (mController == null) return;
         if (listening) {
             mController.addCallback(mCallback);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java
index d6043f4..bde1c98 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java
@@ -69,7 +69,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mUserInfoController.addCallback(this);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
index 136cf21..33b1512 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
@@ -75,7 +75,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mController.addCallback(mSignalCallback);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
index 38821f6..5f7d6fb 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
@@ -48,7 +48,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mProfileController.addCallback(this);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
index f844866..f545556 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
@@ -65,6 +65,7 @@
 import com.android.systemui.recents.events.activity.LaunchTaskFailedEvent;
 import com.android.systemui.recents.events.activity.LaunchTaskSucceededEvent;
 import com.android.systemui.recents.events.activity.MultiWindowStateChangedEvent;
+import com.android.systemui.recents.events.activity.RecentsActivityStartingEvent;
 import com.android.systemui.recents.events.activity.ToggleRecentsEvent;
 import com.android.systemui.recents.events.component.ActivityUnpinnedEvent;
 import com.android.systemui.recents.events.component.RecentsVisibilityChangedEvent;
@@ -119,6 +120,7 @@
     private boolean mFinishedOnStartup;
     private boolean mIgnoreAltTabRelease;
     private boolean mIsVisible;
+    private boolean mRecentsStartRequested;
     private Configuration mLastConfig;
 
     // Top level views
@@ -416,6 +418,7 @@
             launchState.launchedFromHome = false;
             onEnterAnimationComplete();
         }
+        mRecentsStartRequested = false;
     }
 
     @Override
@@ -449,7 +452,6 @@
      * Reloads the stack views upon launching Recents.
      */
     private void reloadStackView() {
-
         // If the Recents component has preloaded a load plan, then use that to prevent
         // reconstructing the task stack
         RecentsTaskLoader loader = Recents.getTaskLoader();
@@ -572,7 +574,9 @@
         MetricsLogger.hidden(this, MetricsEvent.OVERVIEW_ACTIVITY);
         Recents.getTaskLoader().getHighResThumbnailLoader().setVisible(false);
 
-        if (!isChangingConfigurations()) {
+        // When recents starts again before onStop, do not reset launch flags so entrance animation
+        // can run
+        if (!isChangingConfigurations() && !mRecentsStartRequested) {
             // Workaround for b/22542869, if the RecentsActivity is started again, but without going
             // through SystemUI, we need to reset the config launch flags to ensure that we do not
             // wait on the system to send a signal that was never queued.
@@ -718,6 +722,10 @@
         MetricsLogger.action(this, MetricsEvent.ACTION_OVERVIEW_PAGE);
     }
 
+    public final void onBusEvent(RecentsActivityStartingEvent event) {
+        mRecentsStartRequested = true;
+    }
+
     public final void onBusEvent(UserInteractionEvent event) {
         // Stop the fast-toggle dozer
         mIterateTrigger.stopDozing();
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
index 71f06cb..c44cd72 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
@@ -205,6 +205,10 @@
                         mStackButtonShadowDistance.x, mStackButtonShadowDistance.y,
                         mStackButtonShadowColor);
             }
+            if (Recents.getConfiguration().isLowRamDevice) {
+                int bgColor = Utils.getColorAttr(mContext, R.attr.clearAllBackgroundColor);
+                mStackActionButton.setBackgroundColor(bgColor);
+            }
         }
 
         // Let's also require dark status and nav bars if the text is dark
@@ -955,8 +959,8 @@
         int left, top;
         if (Recents.getConfiguration().isLowRamDevice) {
             Rect windowRect = Recents.getSystemServices().getWindowRect();
-            left = (windowRect.width() - mSystemInsets.left - mSystemInsets.right
-                    - mStackActionButton.getMeasuredWidth()) / 2;
+            int spaceLeft = windowRect.width() - mSystemInsets.left - mSystemInsets.right;
+            left = (spaceLeft - mStackActionButton.getMeasuredWidth()) / 2 + mSystemInsets.left;
             top = windowRect.height() - (mStackActionButton.getMeasuredHeight()
                     + mSystemInsets.bottom + mStackActionButton.getPaddingBottom() / 2);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
index a633a3e..8899e30 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
@@ -2396,10 +2396,14 @@
     }
 
     private void updateStackActionButtonVisibility() {
+        if (Recents.getConfiguration().isLowRamDevice) {
+            return;
+        }
+
         // Always show the button in grid layout.
         if (useGridLayout() ||
                 (mStackScroller.getStackScroll() < SHOW_STACK_ACTION_BUTTON_SCROLL_THRESHOLD &&
-                        mStack.getTaskCount() > 0 && !Recents.getConfiguration().isLowRamDevice)) {
+                        mStack.getTaskCount() > 0)) {
             EventBus.getDefault().send(new ShowStackActionButtonEvent(false /* translate */));
         } else {
             EventBus.getDefault().send(new HideStackActionButtonEvent());
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/lowram/TaskStackLowRamLayoutAlgorithm.java b/packages/SystemUI/src/com/android/systemui/recents/views/lowram/TaskStackLowRamLayoutAlgorithm.java
index 52fa7b5..17e6b9e 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/lowram/TaskStackLowRamLayoutAlgorithm.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/lowram/TaskStackLowRamLayoutAlgorithm.java
@@ -126,7 +126,6 @@
             return transformOut;
         }
         boolean visible = true;
-        int x = mPaddingLeftRight;
         int y;
         if (taskCount > 1) {
             y = getTaskTopFromIndex(taskIndex) - percentageToScroll(stackScroll);
@@ -255,7 +254,7 @@
         transformOut.dimAlpha = 0f;
         transformOut.viewOutlineAlpha = 1f;
         transformOut.rect.set(getTaskRect());
-        transformOut.rect.offset(mPaddingLeftRight, y);
+        transformOut.rect.offset(mPaddingLeftRight + mSystemInsets.left, y);
         Utilities.scaleRectAboutCenter(transformOut.rect, transformOut.scale);
         transformOut.visible = visible;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java b/packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java
index a35310f..991c3c8 100644
--- a/packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java
+++ b/packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java
@@ -16,11 +16,16 @@
 
 package com.android.systemui.screenshot;
 
+import static com.android.systemui.screenshot.GlobalScreenshot.SHARING_INTENT;
+import static com.android.systemui.statusbar.phone.StatusBar.SYSTEM_DIALOG_REASON_SCREENSHOT;
+
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ValueAnimator;
 import android.animation.ValueAnimator.AnimatorUpdateListener;
+import android.app.ActivityManager;
+import android.app.ActivityOptions;
 import android.app.admin.DevicePolicyManager;
 import android.app.Notification;
 import android.app.Notification.BigPictureStyle;
@@ -48,6 +53,7 @@
 import android.os.Environment;
 import android.os.PowerManager;
 import android.os.Process;
+import android.os.RemoteException;
 import android.os.UserHandle;
 import android.provider.MediaStore;
 import android.util.DisplayMetrics;
@@ -277,14 +283,13 @@
             sharingIntent.putExtra(Intent.EXTRA_STREAM, uri);
             sharingIntent.putExtra(Intent.EXTRA_SUBJECT, subject);
 
-            // Create a share action for the notification
-            PendingIntent chooseAction = PendingIntent.getBroadcast(context, 0,
-                    new Intent(context, GlobalScreenshot.TargetChosenReceiver.class),
-                    PendingIntent.FLAG_CANCEL_CURRENT | PendingIntent.FLAG_ONE_SHOT);
-            Intent chooserIntent = Intent.createChooser(sharingIntent, null,
-                    chooseAction.getIntentSender())
-                    .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
-            PendingIntent shareAction = PendingIntent.getActivity(context, 0, chooserIntent,
+            // Create a share action for the notification. Note, we proxy the call to ShareReceiver
+            // because RemoteViews currently forces an activity options on the PendingIntent being
+            // launched, and since we don't want to trigger the share sheet in this case, we will
+            // start the chooser activitiy directly in ShareReceiver.
+            PendingIntent shareAction = PendingIntent.getBroadcast(context, 0,
+                    new Intent(context, GlobalScreenshot.ShareReceiver.class)
+                            .putExtra(SHARING_INTENT, sharingIntent),
                     PendingIntent.FLAG_CANCEL_CURRENT);
             Notification.Action.Builder shareActionBuilder = new Notification.Action.Builder(
                     R.drawable.ic_screenshot_share,
@@ -292,7 +297,7 @@
             mNotificationBuilder.addAction(shareActionBuilder.build());
 
             // Create a delete action for the notification
-            PendingIntent deleteAction = PendingIntent.getBroadcast(context,  0,
+            PendingIntent deleteAction = PendingIntent.getBroadcast(context, 0,
                     new Intent(context, GlobalScreenshot.DeleteScreenshotReceiver.class)
                             .putExtra(GlobalScreenshot.SCREENSHOT_URI_ID, uri.toString()),
                     PendingIntent.FLAG_CANCEL_CURRENT | PendingIntent.FLAG_ONE_SHOT);
@@ -403,6 +408,7 @@
 
 class GlobalScreenshot {
     static final String SCREENSHOT_URI_ID = "android:screenshot_uri_id";
+    static final String SHARING_INTENT = "android:screenshot_sharing_intent";
 
     private static final int SCREENSHOT_FLASH_TO_PEAK_DURATION = 130;
     private static final int SCREENSHOT_DROP_IN_DURATION = 430;
@@ -897,6 +903,30 @@
     }
 
     /**
+     * Receiver to proxy the share intent.
+     */
+    public static class ShareReceiver extends BroadcastReceiver {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            try {
+                ActivityManager.getService().closeSystemDialogs(SYSTEM_DIALOG_REASON_SCREENSHOT);
+            } catch (RemoteException e) {
+            }
+
+            Intent sharingIntent = intent.getParcelableExtra(SHARING_INTENT);
+            PendingIntent chooseAction = PendingIntent.getBroadcast(context, 0,
+                    new Intent(context, GlobalScreenshot.TargetChosenReceiver.class),
+                    PendingIntent.FLAG_CANCEL_CURRENT | PendingIntent.FLAG_ONE_SHOT);
+            Intent chooserIntent = Intent.createChooser(sharingIntent, null,
+                    chooseAction.getIntentSender())
+                    .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
+            ActivityOptions opts = ActivityOptions.makeBasic();
+            opts.setDisallowEnterPictureInPictureWhileLaunching(true);
+            context.startActivityAsUser(chooserIntent, opts.toBundle(), UserHandle.CURRENT);
+        }
+    }
+
+    /**
      * Removes the notification for a screenshot after a share target is chosen.
      */
     public static class TargetChosenReceiver extends BroadcastReceiver {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationInfo.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationInfo.java
index 1ffb3b5..3b23a0c 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationInfo.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationInfo.java
@@ -126,7 +126,7 @@
                             | PackageManager.MATCH_DIRECT_BOOT_UNAWARE
                             | PackageManager.MATCH_DIRECT_BOOT_AWARE);
             if (info != null) {
-                mAppUid = info.uid;
+                mAppUid = sbn.getUid();
                 mAppName = String.valueOf(pm.getApplicationLabel(info));
                 pkgicon = pm.getApplicationIcon(info);
             }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java
index fcc982ea..b95b8a3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java
@@ -114,7 +114,6 @@
         mIcon = mView.findViewById(com.android.internal.R.id.icon);
         mHeaderText = mView.findViewById(com.android.internal.R.id.header_text);
         mExpandButton = mView.findViewById(com.android.internal.R.id.expand_button);
-        mExpandButton.setLabeledBy(mRow);
         mWorkProfileImage = mView.findViewById(com.android.internal.R.id.profile_badge);
         mColor = resolveColor(mExpandButton);
         mNotificationHeader = mView.findViewById(com.android.internal.R.id.notification_header);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
index f379a46..1f44abe 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
@@ -41,8 +41,6 @@
     private static final boolean DEBUG = false;
     private static final boolean DEBUG_COLORS = false;
 
-    public static final boolean HIGH_END = ActivityManager.isHighEndGfx();
-
     public static final int MODE_OPAQUE = 0;
     public static final int MODE_SEMI_TRANSPARENT = 1;
     public static final int MODE_TRANSLUCENT = 2;
@@ -66,9 +64,7 @@
         mTag = "BarTransitions." + view.getClass().getSimpleName();
         mView = view;
         mBarBackground = new BarBackgroundDrawable(mView.getContext(), gradientResourceId);
-        if (HIGH_END) {
-            mView.setBackground(mBarBackground);
-        }
+        mView.setBackground(mBarBackground);
     }
 
     public int getMode() {
@@ -89,7 +85,7 @@
 
     public boolean isAlwaysOpaque() {
         // Low-end devices do not support translucent modes, fallback to opaque
-        return !HIGH_END || mAlwaysOpaque;
+        return mAlwaysOpaque;
     }
 
     public void transitionTo(int mode, boolean animate) {
@@ -109,9 +105,7 @@
     }
 
     protected void onTransition(int oldMode, int newMode, boolean animate) {
-        if (HIGH_END) {
-            applyModeBackground(oldMode, newMode, animate);
-        }
+        applyModeBackground(oldMode, newMode, animate);
     }
 
     protected void applyModeBackground(int oldMode, int newMode, boolean animate) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java
index 8c923cb..2c3f452 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java
@@ -161,10 +161,6 @@
                 showNotificationIconArea(animate);
             }
         }
-        if (!BarTransitions.HIGH_END) {
-            int mask = DISABLE_NOTIFICATION_ICONS | DISABLE_SYSTEM_INFO;
-            getView().setVisibility((mDisabled1 & mask) == mask ? View.GONE : View.VISIBLE);
-        }
     }
 
     protected int adjustDisableFlags(int state) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarTransitionsController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarTransitionsController.java
index d3a6280..b0ac6ec 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarTransitionsController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarTransitionsController.java
@@ -127,11 +127,6 @@
     }
 
     public void setIconsDark(boolean dark, boolean animate) {
-        if (!BarTransitions.HIGH_END) {
-            setIconTintInternal(0.0f);
-            mNextDarkIntensity = 0.0f;
-            return;
-        }
         if (!animate) {
             setIconTintInternal(dark ? 1.0f : 0.0f);
             mNextDarkIntensity = dark ? 1.0f : 0.0f;
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 7aebfdc5..7c6e886 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -300,6 +300,7 @@
     // Should match the values in PhoneWindowManager
     public static final String SYSTEM_DIALOG_REASON_HOME_KEY = "homekey";
     public static final String SYSTEM_DIALOG_REASON_RECENT_APPS = "recentapps";
+    static public final String SYSTEM_DIALOG_REASON_SCREENSHOT = "screenshot";
 
     private static final String BANNER_ACTION_CANCEL =
             "com.android.systemui.statusbar.banner_action_cancel";
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java
index 0500a54..004ff29 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java
@@ -21,13 +21,19 @@
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.FIELD_QS_VALUE;
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_ACTION;
 
+import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Matchers.argThat;
+import static org.mockito.Mockito.clearInvocations;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
+import static java.lang.Thread.sleep;
+
 import android.content.Intent;
 import android.metrics.LogMaker;
 import android.support.test.filters.SmallTest;
@@ -66,10 +72,10 @@
         mMetricsLogger = mDependency.injectMockDependency(MetricsLogger.class);
         mHost = mock(QSTileHost.class);
         when(mHost.indexOf(spec)).thenReturn(POSITION);
-        mTestableLooper.runWithLooper(() -> {
-            mTile = new TileImpl(mHost);
-            mTile.setTileSpec(spec);
-        });
+
+        mTile = spy(new TileImpl(mHost));
+        mTile.mHandler = mTile.new H(mTestableLooper.getLooper());
+        mTile.setTileSpec(spec);
     }
 
     @Test
@@ -94,12 +100,38 @@
     public void testPopulate() {
         LogMaker maker = mock(LogMaker.class);
         when(maker.setSubtype(anyInt())).thenReturn(maker);
+        when(maker.addTaggedData(anyInt(), any())).thenReturn(maker);
         mTile.getState().value = true;
         mTile.populate(maker);
         verify(maker).addTaggedData(eq(FIELD_QS_VALUE), eq(1));
         verify(maker).addTaggedData(eq(FIELD_QS_POSITION), eq(POSITION));
     }
 
+    @Test
+    public void testStaleTimeout() throws InterruptedException {
+        when(mTile.getStaleTimeout()).thenReturn(5l);
+        clearInvocations(mTile);
+
+        mTile.handleRefreshState(null);
+        mTestableLooper.processAllMessages();
+        verify(mTile, never()).handleStale();
+
+        sleep(10);
+        mTestableLooper.processAllMessages();
+        verify(mTile).handleStale();
+    }
+
+    @Test
+    public void testStaleListening() {
+        mTile.handleStale();
+        mTestableLooper.processAllMessages();
+        verify(mTile).handleSetListening(eq(true));
+
+        mTile.handleRefreshState(null);
+        mTestableLooper.processAllMessages();
+        verify(mTile).handleSetListening(eq(false));
+    }
+
     private class TileLogMatcher implements ArgumentMatcher<LogMaker> {
 
         private final int mCategory;
@@ -164,7 +196,7 @@
         }
 
         @Override
-        protected void setListening(boolean listening) {
+        protected void handleSetListening(boolean listening) {
 
         }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationInfoTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationInfoTest.java
index b6827ea..88fa659 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationInfoTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationInfoTest.java
@@ -121,7 +121,7 @@
         mDefaultNotificationChannel = new NotificationChannel(
                 NotificationChannel.DEFAULT_CHANNEL_ID, TEST_CHANNEL_NAME,
                 NotificationManager.IMPORTANCE_LOW);
-        mSbn = new StatusBarNotification(TEST_PACKAGE_NAME, TEST_PACKAGE_NAME, 0, null, 0, 0,
+        mSbn = new StatusBarNotification(TEST_PACKAGE_NAME, TEST_PACKAGE_NAME, 0, null, TEST_UID, 0,
                 new Notification(), UserHandle.CURRENT, null, 0);
     }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/ExtensionControllerImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/ExtensionControllerImplTest.java
index a915cb20..b22a646 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/ExtensionControllerImplTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/ExtensionControllerImplTest.java
@@ -27,7 +27,6 @@
 import android.testing.AndroidTestingRunner;
 import android.testing.TestableLooper;
 import android.testing.TestableLooper.RunWithLooper;
-import android.util.Log;
 
 import com.android.systemui.Dependency;
 import com.android.systemui.SysuiTestCase;
@@ -145,7 +144,6 @@
     @Test
     @RunWithLooper
     public void testSortOrder() {
-        Log.d("TestTest", "Config " + mContext.getResources().getConfiguration().uiMode);
         Object def = new Object();
         Object uiMode = new Object();
         Object tuner = new Object();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/IconLoggerImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/IconLoggerImplTest.java
index 66a8561..ec994a1 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/IconLoggerImplTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/IconLoggerImplTest.java
@@ -32,6 +32,7 @@
 import static java.lang.Thread.sleep;
 
 import android.metrics.LogMaker;
+import android.support.test.filters.SmallTest;
 import android.testing.AndroidTestingRunner;
 import android.testing.TestableLooper;
 import android.testing.TestableLooper.MessageHandler;
@@ -48,6 +49,7 @@
 
 @RunWith(AndroidTestingRunner.class)
 @RunWithLooper
+@SmallTest
 public class IconLoggerImplTest extends SysuiTestCase {
 
     private MetricsLogger mMetricsLogger;
@@ -172,4 +174,4 @@
             return true;
         }));
     }
-}
\ No newline at end of file
+}
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 9fbec70..eb895de 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -4300,6 +4300,11 @@
     // OS: O MR
     FIELD_NUM_STATUS_ICONS = 1095;
 
+    // ACTION: Logged when user tries to pair a Bluetooth device without name from Settings app
+    // CATEGORY: SETTINGS
+    // OS: O MR
+    ACTION_SETTINGS_BLUETOOTH_PAIR_DEVICES_WITHOUT_NAMES = 1096;
+
     // Add new aosp constants above this line.
     // END OF AOSP CONSTANTS
   }
diff --git a/services/autofill/java/com/android/server/autofill/Session.java b/services/autofill/java/com/android/server/autofill/Session.java
index 95db603..d81cd64 100644
--- a/services/autofill/java/com/android/server/autofill/Session.java
+++ b/services/autofill/java/com/android/server/autofill/Session.java
@@ -456,14 +456,7 @@
             }
         }
         if (response == null) {
-            if (sVerbose) Slog.v(TAG, "canceling session " + id + " when server returned null");
-            if ((requestFlags & FLAG_MANUAL_REQUEST) != 0) {
-                getUiForShowing().showError(R.string.autofill_error_cannot_autofill, this);
-            }
-            mService.resetLastResponse();
-            // Nothing to be done, but need to notify client.
-            notifyUnavailableToClient();
-            removeSelf();
+            processNullResponseLocked(requestFlags);
             return;
         }
 
@@ -748,16 +741,24 @@
         }
 
         final Parcelable result = data.getParcelable(AutofillManager.EXTRA_AUTHENTICATION_RESULT);
+        if (sDebug) Slog.d(TAG, "setAuthenticationResultLocked(): result=" + result);
         if (result instanceof FillResponse) {
             final FillResponse response = (FillResponse) result;
             mMetricsLogger.action(MetricsEvent.AUTOFILL_AUTHENTICATED, mPackageName);
             replaceResponseLocked(authenticatedResponse, response);
         } else if (result instanceof Dataset) {
+            // TODO: add proper metric
             if (datasetIdx != AutofillManager.AUTHENTICATION_ID_DATASET_ID_UNDEFINED) {
                 final Dataset dataset = (Dataset) result;
                 authenticatedResponse.getDatasets().set(datasetIdx, dataset);
                 autoFill(requestId, datasetIdx, dataset);
             }
+        } else {
+            if (result != null) {
+                Slog.w(TAG, "service returned invalid auth type: " + result);
+            }
+            // TODO: add proper metric (on else)
+            processNullResponseLocked(0);
         }
     }
 
@@ -1409,6 +1410,17 @@
         processResponseLocked(newResponse, 0);
     }
 
+    private void processNullResponseLocked(int flags) {
+        if (sVerbose) Slog.v(TAG, "canceling session " + id + " when server returned null");
+        if ((flags & FLAG_MANUAL_REQUEST) != 0) {
+            getUiForShowing().showError(R.string.autofill_error_cannot_autofill, this);
+        }
+        mService.resetLastResponse();
+        // Nothing to be done, but need to notify client.
+        notifyUnavailableToClient();
+        removeSelf();
+    }
+
     private void processResponseLocked(@NonNull FillResponse newResponse, int flags) {
         // Make sure we are hiding the UI which will be shown
         // only if handling the current response requires it.
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 04b2112..f1ea853 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -4343,11 +4343,13 @@
             int currentScore, NetworkMisc networkMisc) {
         enforceConnectivityInternalPermission();
 
+        LinkProperties lp = new LinkProperties(linkProperties);
+        lp.ensureDirectlyConnectedRoutes();
         // TODO: Instead of passing mDefaultRequest, provide an API to determine whether a Network
         // satisfies mDefaultRequest.
         final NetworkAgentInfo nai = new NetworkAgentInfo(messenger, new AsyncChannel(),
-                new Network(reserveNetId()), new NetworkInfo(networkInfo), new LinkProperties(
-                linkProperties), new NetworkCapabilities(networkCapabilities), currentScore,
+                new Network(reserveNetId()), new NetworkInfo(networkInfo), lp,
+                new NetworkCapabilities(networkCapabilities), currentScore,
                 mContext, mTrackerHandler, new NetworkMisc(networkMisc), mDefaultRequest, this);
         synchronized (this) {
             nai.networkMonitor.systemReady = mSystemReady;
@@ -4657,6 +4659,8 @@
         synchronized (nai) {
             nai.linkProperties = newLp;
         }
+        // msg.obj is already a defensive copy.
+        nai.linkProperties.ensureDirectlyConnectedRoutes();
         if (nai.everConnected) {
             updateLinkProperties(nai, oldLp);
         }
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index dad3125..85fa7a1 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -13231,7 +13231,6 @@
                 return;
             }
         }
-
         // We are now ready to launch the assist activity.
         IResultReceiver sendReceiver = null;
         Bundle sendBundle = null;
@@ -13261,17 +13260,24 @@
             return;
         }
 
-        long ident = Binder.clearCallingIdentity();
+        final long ident = Binder.clearCallingIdentity();
         try {
-            pae.intent.replaceExtras(pae.extras);
-            pae.intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
-                    | Intent.FLAG_ACTIVITY_SINGLE_TOP
-                    | Intent.FLAG_ACTIVITY_CLEAR_TOP);
-            closeSystemDialogs("assist");
-            try {
-                mContext.startActivityAsUser(pae.intent, new UserHandle(pae.userHandle));
-            } catch (ActivityNotFoundException e) {
-                Slog.w(TAG, "No activity to handle assist action.", e);
+            if (TextUtils.equals(pae.intent.getAction(),
+                    android.service.voice.VoiceInteractionService.SERVICE_INTERFACE)) {
+                pae.intent.putExtras(pae.extras);
+                mContext.startServiceAsUser(pae.intent, new UserHandle(pae.userHandle));
+            } else {
+                pae.intent.replaceExtras(pae.extras);
+                pae.intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
+                        | Intent.FLAG_ACTIVITY_SINGLE_TOP
+                        | Intent.FLAG_ACTIVITY_CLEAR_TOP);
+                closeSystemDialogs("assist");
+
+                try {
+                    mContext.startActivityAsUser(pae.intent, new UserHandle(pae.userHandle));
+                } catch (ActivityNotFoundException e) {
+                    Slog.w(TAG, "No activity to handle assist action.", e);
+                }
             }
         } finally {
             Binder.restoreCallingIdentity(ident);
diff --git a/services/core/java/com/android/server/am/ActivityStack.java b/services/core/java/com/android/server/am/ActivityStack.java
index 35ba591..56ae57b 100644
--- a/services/core/java/com/android/server/am/ActivityStack.java
+++ b/services/core/java/com/android/server/am/ActivityStack.java
@@ -3012,13 +3012,6 @@
             // Ensure the task/activity being brought forward is not the assistant
             return false;
         }
-        final boolean isFullscreen = toFrontTask != null
-                ? toFrontTask.containsOnlyFullscreenActivities()
-                : toFrontActivity.fullscreen;
-        if (!isFullscreen) {
-            // Ensure the task/activity being brought forward is fullscreen
-            return false;
-        }
         return true;
     }
 
diff --git a/services/core/java/com/android/server/am/TaskRecord.java b/services/core/java/com/android/server/am/TaskRecord.java
index 1bbb068..eadc8a6 100644
--- a/services/core/java/com/android/server/am/TaskRecord.java
+++ b/services/core/java/com/android/server/am/TaskRecord.java
@@ -1112,19 +1112,6 @@
         return intent != null ? intent : affinityIntent;
     }
 
-    /**
-     * @return Whether there are only fullscreen activities in this task.
-     */
-    boolean containsOnlyFullscreenActivities() {
-        for (int i = 0; i < mActivities.size(); i++) {
-            final ActivityRecord r = mActivities.get(i);
-            if (!r.finishing && !r.fullscreen) {
-                return false;
-            }
-        }
-        return true;
-    }
-
     /** Returns the first non-finishing activity from the root. */
     ActivityRecord getRootActivity() {
         for (int i = 0; i < mActivities.size(); i++) {
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index 44e571a..e578485 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -1461,8 +1461,18 @@
         if (channel.getImportance() == NotificationManager.IMPORTANCE_NONE) {
             // cancel
             cancelAllNotificationsInt(MY_UID, MY_PID, pkg, channel.getId(), 0, 0, true,
-                    UserHandle.getUserId(Binder.getCallingUid()), REASON_CHANNEL_BANNED,
+                    UserHandle.getUserId(uid), REASON_CHANNEL_BANNED,
                     null);
+            if (isUidSystemOrPhone(uid)) {
+                int[] profileIds = mUserProfiles.getCurrentProfileIds();
+                int N = profileIds.length;
+                for (int i = 0; i < N; i++) {
+                    int profileId = profileIds[i];
+                    cancelAllNotificationsInt(MY_UID, MY_PID, pkg, channel.getId(), 0, 0, true,
+                            profileId, REASON_CHANNEL_BANNED,
+                            null);
+                }
+            }
         }
         mRankingHelper.updateNotificationChannel(pkg, uid, channel);
 
diff --git a/services/core/java/com/android/server/oemlock/OemLockService.java b/services/core/java/com/android/server/oemlock/OemLockService.java
index 5e19b13..40c6639 100644
--- a/services/core/java/com/android/server/oemlock/OemLockService.java
+++ b/services/core/java/com/android/server/oemlock/OemLockService.java
@@ -149,8 +149,12 @@
 
             final long token = Binder.clearCallingIdentity();
             try {
-                if (!canUserAllowOemUnlock()) {
-                    throw new SecurityException("User cannot allow OEM unlock");
+                if (!isOemUnlockAllowedByAdmin()) {
+                    throw new SecurityException("Admin does not allow OEM unlock");
+                }
+
+                if (!mOemLock.isOemUnlockAllowedByCarrier()) {
+                    throw new SecurityException("Carrier does not allow OEM unlock");
                 }
 
                 mOemLock.setOemUnlockAllowedByDevice(allowedByUser);
@@ -172,18 +176,6 @@
         }
 
         @Override
-        public boolean canUserAllowOemUnlock() {
-            enforceOemUnlockReadPermission();
-
-            final long token = Binder.clearCallingIdentity();
-            try {
-                return isOemUnlockAllowedByAdmin() && mOemLock.isOemUnlockAllowedByCarrier();
-            } finally {
-                Binder.restoreCallingIdentity(token);
-            }
-        }
-
-        @Override
         public boolean isOemUnlockAllowed() {
             enforceOemUnlockReadPermission();
 
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 20fb350..4145e60 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -8512,7 +8512,7 @@
                         continue;
                     }
                     if (filterAppAccessLPr(ps, callingUid, userId)) {
-                        return null;
+                        continue;
                     }
                     final PackageInfo pi = generatePackageInfo(ps, flags, userId);
                     if (pi != null) {
@@ -8527,7 +8527,7 @@
                         continue;
                     }
                     if (filterAppAccessLPr(ps, callingUid, userId)) {
-                        return null;
+                        continue;
                     }
                     final PackageInfo pi = generatePackageInfo((PackageSetting)
                             p.mExtras, flags, userId);
@@ -8639,7 +8639,7 @@
                             continue;
                         }
                         if (filterAppAccessLPr(ps, callingUid, userId)) {
-                            return null;
+                            continue;
                         }
                         ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags,
                                 ps.readUserState(userId), userId);
@@ -8665,7 +8665,7 @@
                             continue;
                         }
                         if (filterAppAccessLPr(ps, callingUid, userId)) {
-                            return null;
+                            continue;
                         }
                         ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags,
                                 ps.readUserState(userId), userId);
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index e6c6622..48d6cdc 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -128,6 +128,7 @@
  *
  * Method naming convention:
  * <ul>
+ * <li> Methods suffixed with "LAr" should be called within the {@link #mAppRestrictionsLock} lock.
  * <li> Methods suffixed with "LP" should be called within the {@link #mPackagesLock} lock.
  * <li> Methods suffixed with "LR" should be called within the {@link #mRestrictionsLock} lock.
  * <li> Methods suffixed with "LU" should be called within the {@link #mUsersLock} lock.
@@ -232,6 +233,8 @@
     // Short-term lock for internal state, when interaction/sync with PM is not required
     private final Object mUsersLock = LockGuard.installNewLock(LockGuard.INDEX_USER);
     private final Object mRestrictionsLock = new Object();
+    // Used for serializing access to app restriction files
+    private final Object mAppRestrictionsLock = new Object();
 
     private final Handler mHandler;
 
@@ -2328,13 +2331,11 @@
     /**
      * Removes the app restrictions file for a specific package and user id, if it exists.
      */
-    private void cleanAppRestrictionsForPackage(String pkg, int userId) {
-        synchronized (mPackagesLock) {
-            File dir = Environment.getUserSystemDirectory(userId);
-            File resFile = new File(dir, packageToRestrictionsFileName(pkg));
-            if (resFile.exists()) {
-                resFile.delete();
-            }
+    private static void cleanAppRestrictionsForPackageLAr(String pkg, int userId) {
+        File dir = Environment.getUserSystemDirectory(userId);
+        File resFile = new File(dir, packageToRestrictionsFileName(pkg));
+        if (resFile.exists()) {
+            resFile.delete();
         }
     }
 
@@ -2853,9 +2854,9 @@
                 || !UserHandle.isSameApp(Binder.getCallingUid(), getUidForPackage(packageName))) {
             checkSystemOrRoot("get application restrictions for other user/app " + packageName);
         }
-        synchronized (mPackagesLock) {
+        synchronized (mAppRestrictionsLock) {
             // Read the restrictions from XML
-            return readApplicationRestrictionsLP(packageName, userId);
+            return readApplicationRestrictionsLAr(packageName, userId);
         }
     }
 
@@ -2866,12 +2867,12 @@
         if (restrictions != null) {
             restrictions.setDefusable(true);
         }
-        synchronized (mPackagesLock) {
+        synchronized (mAppRestrictionsLock) {
             if (restrictions == null || restrictions.isEmpty()) {
-                cleanAppRestrictionsForPackage(packageName, userId);
+                cleanAppRestrictionsForPackageLAr(packageName, userId);
             } else {
                 // Write the restrictions to XML
-                writeApplicationRestrictionsLP(packageName, restrictions, userId);
+                writeApplicationRestrictionsLAr(packageName, restrictions, userId);
             }
         }
 
@@ -2894,15 +2895,17 @@
         }
     }
 
-    private Bundle readApplicationRestrictionsLP(String packageName, int userId) {
+    @GuardedBy("mAppRestrictionsLock")
+    private static Bundle readApplicationRestrictionsLAr(String packageName, int userId) {
         AtomicFile restrictionsFile =
                 new AtomicFile(new File(Environment.getUserSystemDirectory(userId),
                         packageToRestrictionsFileName(packageName)));
-        return readApplicationRestrictionsLP(restrictionsFile);
+        return readApplicationRestrictionsLAr(restrictionsFile);
     }
 
     @VisibleForTesting
-    static Bundle readApplicationRestrictionsLP(AtomicFile restrictionsFile) {
+    @GuardedBy("mAppRestrictionsLock")
+    static Bundle readApplicationRestrictionsLAr(AtomicFile restrictionsFile) {
         final Bundle restrictions = new Bundle();
         final ArrayList<String> values = new ArrayList<>();
         if (!restrictionsFile.getBaseFile().exists()) {
@@ -2985,16 +2988,18 @@
         return childBundle;
     }
 
-    private void writeApplicationRestrictionsLP(String packageName,
+    @GuardedBy("mAppRestrictionsLock")
+    private static void writeApplicationRestrictionsLAr(String packageName,
             Bundle restrictions, int userId) {
         AtomicFile restrictionsFile = new AtomicFile(
                 new File(Environment.getUserSystemDirectory(userId),
                         packageToRestrictionsFileName(packageName)));
-        writeApplicationRestrictionsLP(restrictions, restrictionsFile);
+        writeApplicationRestrictionsLAr(restrictions, restrictionsFile);
     }
 
     @VisibleForTesting
-    static void writeApplicationRestrictionsLP(Bundle restrictions, AtomicFile restrictionsFile) {
+    @GuardedBy("mAppRestrictionsLock")
+    static void writeApplicationRestrictionsLAr(Bundle restrictions, AtomicFile restrictionsFile) {
         FileOutputStream fos = null;
         try {
             fos = restrictionsFile.startWrite();
@@ -3238,7 +3243,7 @@
         return -1;
     }
 
-    private String packageToRestrictionsFileName(String packageName) {
+    private static String packageToRestrictionsFileName(String packageName) {
         return RESTRICTIONS_FILE_PREFIX + packageName + XML_SUFFIX;
     }
 
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index 27159fa..bc531c3 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -335,6 +335,7 @@
     static public final String SYSTEM_DIALOG_REASON_RECENT_APPS = "recentapps";
     static public final String SYSTEM_DIALOG_REASON_HOME_KEY = "homekey";
     static public final String SYSTEM_DIALOG_REASON_ASSIST = "assist";
+    static public final String SYSTEM_DIALOG_REASON_SCREENSHOT = "screenshot";
 
     /**
      * These are the system UI flags that, when changing, can cause the layout
@@ -829,6 +830,7 @@
     private static final int MSG_ACCESSIBILITY_TV = 23;
     private static final int MSG_DISPATCH_BACK_KEY_TO_AUTOFILL = 24;
     private static final int MSG_SYSTEM_KEY_PRESS = 25;
+    private static final int MSG_HANDLE_ALL_APPS = 26;
 
     private static final int MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS = 0;
     private static final int MSG_REQUEST_TRANSIENT_BARS_ARG_NAVIGATION = 1;
@@ -921,6 +923,9 @@
                 case MSG_SYSTEM_KEY_PRESS:
                     sendSystemKeyToStatusBar(msg.arg1);
                     break;
+                case MSG_HANDLE_ALL_APPS:
+                    launchAllAppsAction();
+                    break;
             }
         }
     }
@@ -1801,6 +1806,17 @@
 
     private void launchAllAppsAction() {
         Intent intent = new Intent(Intent.ACTION_ALL_APPS);
+        if (mHasFeatureLeanback) {
+            final PackageManager pm = mContext.getPackageManager();
+            Intent intentLauncher = new Intent(Intent.ACTION_MAIN);
+            intentLauncher.addCategory(Intent.CATEGORY_HOME);
+            ResolveInfo resolveInfo = pm.resolveActivityAsUser(intentLauncher,
+                    PackageManager.MATCH_SYSTEM_ONLY,
+                    mCurrentUserId);
+            if (resolveInfo != null) {
+                intent.setPackage(resolveInfo.activityInfo.packageName);
+            }
+        }
         startActivityAsUser(intent, UserHandle.CURRENT);
     }
 
@@ -3620,6 +3636,14 @@
             return -1;
         } else if (mHasFeatureLeanback && interceptAccessibilityGestureTv(keyCode, down)) {
             return -1;
+        } else if (keyCode == KeyEvent.KEYCODE_ALL_APPS) {
+            if (!down) {
+                mHandler.removeMessages(MSG_HANDLE_ALL_APPS);
+                Message msg = mHandler.obtainMessage(MSG_HANDLE_ALL_APPS);
+                msg.setAsynchronous(true);
+                msg.sendToTarget();
+            }
+            return -1;
         }
 
         // Toggle Caps Lock on META-ALT.
diff --git a/services/core/java/com/android/server/search/SearchManagerService.java b/services/core/java/com/android/server/search/SearchManagerService.java
index 8969771..c3fa823 100644
--- a/services/core/java/com/android/server/search/SearchManagerService.java
+++ b/services/core/java/com/android/server/search/SearchManagerService.java
@@ -17,7 +17,6 @@
 package com.android.server.search;
 
 import android.app.ActivityManager;
-import android.app.AppGlobals;
 import android.app.IActivityManager;
 import android.app.ISearchManager;
 import android.app.SearchManager;
@@ -26,7 +25,6 @@
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
-import android.content.pm.IPackageManager;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.database.ContentObserver;
@@ -37,6 +35,7 @@
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.Settings;
+import android.service.voice.VoiceInteractionService;
 import android.util.Log;
 import android.util.SparseArray;
 
@@ -272,24 +271,25 @@
         }
     }
 
+    // Check and return VIS component
     private ComponentName getLegacyAssistComponent(int userHandle) {
         try {
             userHandle = ActivityManager.handleIncomingUser(Binder.getCallingPid(),
-                    Binder.getCallingUid(), userHandle, true, false, "getLegacyAssistComponent", null);
-            IPackageManager pm = AppGlobals.getPackageManager();
-            Intent assistIntent = new Intent(Intent.ACTION_ASSIST);
-            ResolveInfo info =
-                    pm.resolveIntent(assistIntent,
-                            assistIntent.resolveTypeIfNeeded(mContext.getContentResolver()),
-                            PackageManager.MATCH_DEFAULT_ONLY, userHandle);
-            if (info != null) {
+                    Binder.getCallingUid(), userHandle, true, false, "getLegacyAssistComponent",
+                    null);
+            PackageManager pm = mContext.getPackageManager();
+            Intent intentAssistProbe = new Intent(VoiceInteractionService.SERVICE_INTERFACE);
+            List<ResolveInfo> infoListVis = pm.queryIntentServicesAsUser(intentAssistProbe,
+                    PackageManager.MATCH_SYSTEM_ONLY, userHandle);
+            if (infoListVis == null || infoListVis.isEmpty()) {
+                return null;
+            } else {
+                ResolveInfo rInfo = infoListVis.get(0);
                 return new ComponentName(
-                        info.activityInfo.applicationInfo.packageName,
-                        info.activityInfo.name);
+                        rInfo.serviceInfo.applicationInfo.packageName,
+                        rInfo.serviceInfo.name);
+
             }
-        } catch (RemoteException re) {
-            // Local call
-            Log.e(TAG, "RemoteException in getLegacyAssistComponent: " + re);
         } catch (Exception e) {
             Log.e(TAG, "Exception in getLegacyAssistComponent: " + e);
         }
@@ -304,9 +304,15 @@
         }
         long ident = Binder.clearCallingIdentity();
         try {
-            Intent intent = new Intent(Intent.ACTION_ASSIST);
+            Intent intent = new Intent(VoiceInteractionService.SERVICE_INTERFACE);
             intent.setComponent(comp);
+
             IActivityManager am = ActivityManager.getService();
+            if (args != null) {
+                args.putInt(Intent.EXTRA_KEY_EVENT, android.view.KeyEvent.KEYCODE_ASSIST);
+            }
+            intent.putExtras(args);
+
             return am.launchAssistIntent(intent, ActivityManager.ASSIST_CONTEXT_BASIC, hint,
                     userHandle, args);
         } catch (RemoteException e) {
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index 0b967b3..fff682c 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -4106,6 +4106,16 @@
 
     private boolean isActivePasswordSufficientForUserLocked(
             DevicePolicyData policy, int userHandle, boolean parent) {
+        final int requiredPasswordQuality = getPasswordQuality(null, userHandle, parent);
+        if (requiredPasswordQuality == DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED) {
+            // A special case is when there is no required password quality, then we just return
+            // true since any password would be sufficient. This is for the scenario when a work
+            // profile is first created so there is no information about the current password but
+            // it should be considered sufficient as there is no password requirement either.
+            // This is useful since it short-circuits the password checkpoint for FDE device below.
+            return true;
+        }
+
         if (!mInjector.storageManagerIsFileBasedEncryptionEnabled()
                 && !policy.mPasswordStateHasBeenSetSinceBoot) {
             // Before user enters their password for the first time after a reboot, return the
@@ -4116,7 +4126,6 @@
             return policy.mPasswordValidAtLastCheckpoint;
         }
 
-        final int requiredPasswordQuality = getPasswordQuality(null, userHandle, parent);
         if (policy.mActivePasswordMetrics.quality < requiredPasswordQuality) {
             return false;
         }
diff --git a/services/tests/servicestests/src/com/android/server/pm/UserManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/pm/UserManagerServiceTest.java
index 9f77297..d136614 100644
--- a/services/tests/servicestests/src/com/android/server/pm/UserManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/pm/UserManagerServiceTest.java
@@ -55,11 +55,11 @@
     public void testWriteReadApplicationRestrictions() throws IOException {
         AtomicFile atomicFile = new AtomicFile(restrictionsFile);
         Bundle bundle = createBundle();
-        UserManagerService.writeApplicationRestrictionsLP(bundle, atomicFile);
+        UserManagerService.writeApplicationRestrictionsLAr(bundle, atomicFile);
         assertTrue(atomicFile.getBaseFile().exists());
         String s = FileUtils.readTextFile(restrictionsFile, 10000, "");
         System.out.println("restrictionsFile: " + s);
-        bundle = UserManagerService.readApplicationRestrictionsLP(atomicFile);
+        bundle = UserManagerService.readApplicationRestrictionsLAr(atomicFile);
         System.out.println("readApplicationRestrictionsLocked bundle: " + bundle);
         assertBundle(bundle);
     }
diff --git a/telephony/java/android/telephony/PhoneNumberUtils.java b/telephony/java/android/telephony/PhoneNumberUtils.java
index 8705446..d5ff1ad 100644
--- a/telephony/java/android/telephony/PhoneNumberUtils.java
+++ b/telephony/java/android/telephony/PhoneNumberUtils.java
@@ -2540,11 +2540,11 @@
     }
 
     // Split a phone number like "+20(123)-456#" using spaces, ignoring anything that is not
-    // a digit, to produce a result like "20 123 456".
+    // a digit or the characters * and #, to produce a result like "20 123 456#".
     private static String splitAtNonNumerics(CharSequence number) {
         StringBuilder sb = new StringBuilder(number.length());
         for (int i = 0; i < number.length(); i++) {
-            sb.append(PhoneNumberUtils.isISODigit(number.charAt(i))
+            sb.append(PhoneNumberUtils.is12Key(number.charAt(i))
                     ? number.charAt(i)
                     : " ");
         }
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index f6481cf..8816d43 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -64,6 +64,7 @@
 import android.net.NetworkMisc;
 import android.net.NetworkRequest;
 import android.net.NetworkSpecifier;
+import android.net.NetworkUtils;
 import android.net.RouteInfo;
 import android.net.StringNetworkSpecifier;
 import android.net.metrics.IpConnectivityLog;
@@ -88,6 +89,7 @@
 import android.test.mock.MockContentResolver;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.text.TextUtils;
+import android.util.ArraySet;
 import android.util.Log;
 import android.util.LogPrinter;
 
@@ -109,7 +111,10 @@
 import java.net.InetAddress;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collection;
+import java.util.List;
 import java.util.Objects;
+import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
@@ -304,6 +309,10 @@
         private String mRedirectUrl;
 
         MockNetworkAgent(int transport) {
+            this(transport, new LinkProperties());
+        }
+
+        MockNetworkAgent(int transport, LinkProperties linkProperties) {
             final int type = transportToLegacyType(transport);
             final String typeName = ConnectivityManager.getNetworkTypeName(type);
             mNetworkInfo = new NetworkInfo(type, 0, typeName, "Mock");
@@ -329,7 +338,7 @@
             mHandlerThread.start();
             mNetworkAgent = new NetworkAgent(mHandlerThread.getLooper(), mServiceContext,
                     "Mock-" + typeName, mNetworkInfo, mNetworkCapabilities,
-                    new LinkProperties(), mScore, new NetworkMisc()) {
+                    linkProperties, mScore, new NetworkMisc()) {
                 @Override
                 public void unwanted() { mDisconnected.open(); }
 
@@ -3338,6 +3347,68 @@
         assertException(() -> { mCm.requestRouteToHostAddress(TYPE_NONE, null); }, unsupported);
     }
 
+    @SmallTest
+    public void testLinkPropertiesEnsuresDirectlyConnectedRoutes() {
+        final NetworkRequest networkRequest = new NetworkRequest.Builder()
+                .addTransportType(TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.registerNetworkCallback(networkRequest, networkCallback);
+
+        LinkProperties lp = new LinkProperties();
+        lp.setInterfaceName("wlan0");
+        LinkAddress myIpv4Address = new LinkAddress("192.168.12.3/24");
+        RouteInfo myIpv4DefaultRoute = new RouteInfo((IpPrefix) null,
+                NetworkUtils.numericToInetAddress("192.168.12.1"), lp.getInterfaceName());
+        lp.addLinkAddress(myIpv4Address);
+        lp.addRoute(myIpv4DefaultRoute);
+
+        // Verify direct routes are added when network agent is first registered in
+        // ConnectivityService.
+        MockNetworkAgent networkAgent = new MockNetworkAgent(TRANSPORT_WIFI, lp);
+        networkAgent.connect(true);
+        networkCallback.expectCallback(CallbackState.AVAILABLE, networkAgent);
+        networkCallback.expectCallback(CallbackState.NETWORK_CAPABILITIES, networkAgent);
+        CallbackInfo cbi = networkCallback.expectCallback(CallbackState.LINK_PROPERTIES,
+                networkAgent);
+        networkCallback.expectCapabilitiesWith(NET_CAPABILITY_VALIDATED, networkAgent);
+        networkCallback.assertNoCallback();
+        checkDirectlyConnectedRoutes(cbi.arg, Arrays.asList(myIpv4Address),
+                Arrays.asList(myIpv4DefaultRoute));
+        checkDirectlyConnectedRoutes(mCm.getLinkProperties(networkAgent.getNetwork()),
+                Arrays.asList(myIpv4Address), Arrays.asList(myIpv4DefaultRoute));
+
+        // Verify direct routes are added during subsequent link properties updates.
+        LinkProperties newLp = new LinkProperties(lp);
+        LinkAddress myIpv6Address1 = new LinkAddress("fe80::cafe/64");
+        LinkAddress myIpv6Address2 = new LinkAddress("2001:db8::2/64");
+        newLp.addLinkAddress(myIpv6Address1);
+        newLp.addLinkAddress(myIpv6Address2);
+        networkAgent.sendLinkProperties(newLp);
+        cbi = networkCallback.expectCallback(CallbackState.LINK_PROPERTIES, networkAgent);
+        networkCallback.assertNoCallback();
+        checkDirectlyConnectedRoutes(cbi.arg,
+                Arrays.asList(myIpv4Address, myIpv6Address1, myIpv6Address2),
+                Arrays.asList(myIpv4DefaultRoute));
+        mCm.unregisterNetworkCallback(networkCallback);
+    }
+
+    private void checkDirectlyConnectedRoutes(Object callbackObj,
+            Collection<LinkAddress> linkAddresses, Collection<RouteInfo> otherRoutes) {
+        assertTrue(callbackObj instanceof LinkProperties);
+        LinkProperties lp = (LinkProperties) callbackObj;
+
+        Set<RouteInfo> expectedRoutes = new ArraySet<>();
+        expectedRoutes.addAll(otherRoutes);
+        for (LinkAddress address : linkAddresses) {
+            RouteInfo localRoute = new RouteInfo(address, null, lp.getInterfaceName());
+            // Duplicates in linkAddresses are considered failures
+            assertTrue(expectedRoutes.add(localRoute));
+        }
+        List<RouteInfo> observedRoutes = lp.getRoutes();
+        assertEquals(expectedRoutes.size(), observedRoutes.size());
+        assertTrue(observedRoutes.containsAll(expectedRoutes));
+    }
+
     private static <T> void assertEmpty(T[] ts) {
         int length = ts.length;
         assertEquals("expected empty array, but length was " + length, 0, length);