Merge "Simplistic fix for initialization race" into klp-dev
diff --git a/api/current.txt b/api/current.txt
index 1443bee..4e17144e 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -10623,6 +10623,10 @@
     field public int width;
   }
 
+  public abstract interface FlushCompleteListener {
+    method public abstract void onFlushCompleted(android.hardware.Sensor);
+  }
+
   public class GeomagneticField {
     ctor public GeomagneticField(float, float, float, long);
     method public float getDeclination();
@@ -10635,6 +10639,8 @@
   }
 
   public final class Sensor {
+    method public int getFifoMaxEventCount();
+    method public int getFifoReservedEventCount();
     method public float getMaximumRange();
     method public int getMinDelay();
     method public java.lang.String getName();
@@ -10685,6 +10691,7 @@
 
   public abstract class SensorManager {
     method public boolean cancelTriggerSensor(android.hardware.TriggerEventListener, android.hardware.Sensor);
+    method public boolean flush(android.hardware.Sensor);
     method public static float getAltitude(float, float);
     method public static void getAngleChange(float[], float[], float[]);
     method public android.hardware.Sensor getDefaultSensor(int);
@@ -10698,7 +10705,9 @@
     method public deprecated boolean registerListener(android.hardware.SensorListener, int);
     method public deprecated boolean registerListener(android.hardware.SensorListener, int, int);
     method public boolean registerListener(android.hardware.SensorEventListener, android.hardware.Sensor, int);
+    method public boolean registerListener(android.hardware.SensorEventListener, android.hardware.Sensor, int, int, int, android.hardware.FlushCompleteListener);
     method public boolean registerListener(android.hardware.SensorEventListener, android.hardware.Sensor, int, android.os.Handler);
+    method public boolean registerListener(android.hardware.SensorEventListener, android.hardware.Sensor, int, int, int, android.os.Handler, android.hardware.FlushCompleteListener);
     method public static boolean remapCoordinateSystem(float[], int, int, float[]);
     method public boolean requestTriggerSensor(android.hardware.TriggerEventListener, android.hardware.Sensor);
     method public deprecated void unregisterListener(android.hardware.SensorListener);
@@ -22789,6 +22798,26 @@
 
 }
 
+package android.speech.hotword {
+
+  public abstract class HotwordRecognitionService extends android.app.Service {
+    ctor public HotwordRecognitionService();
+    method public android.os.IBinder onBind(android.content.Intent);
+    method public abstract void onStartHotwordRecognition(android.speech.hotword.HotwordRecognitionService.Callback);
+    method public abstract void onStopHotwordRecognition();
+    field public static final java.lang.String SERVICE_INTERFACE = "android.speech.hotword.HotwordRecognitionService";
+  }
+
+  public static class HotwordRecognitionService.Callback {
+    method public void onError(int) throws android.os.RemoteException;
+    method public void onHotwordEvent(int, android.os.Bundle) throws android.os.RemoteException;
+    method public void onHotwordRecognitionStarted() throws android.os.RemoteException;
+    method public void onHotwordRecognitionStopped() throws android.os.RemoteException;
+    method public void onHotwordRecognized(android.content.Intent) throws android.os.RemoteException;
+  }
+
+}
+
 package android.speech.tts {
 
   public abstract interface SynthesisCallback {
diff --git a/core/java/android/bluetooth/BluetoothAdapter.java b/core/java/android/bluetooth/BluetoothAdapter.java
index e062fa8..676fd1f 100644
--- a/core/java/android/bluetooth/BluetoothAdapter.java
+++ b/core/java/android/bluetooth/BluetoothAdapter.java
@@ -924,6 +924,42 @@
     }
 
     /**
+     * Create a listening, L2CAP Bluetooth socket.
+     * <p>A remote device connecting to this socket will optionally be
+     * authenticated and communication on this socket will optionally be
+     * encrypted.
+     * <p>Use {@link BluetoothServerSocket#accept} to retrieve incoming
+     * connections from a listening {@link BluetoothServerSocket}.
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
+     * @param secure whether security and authentication are required
+     * @param fixedChannel whether we're looking for a PSM-based connection or a fixed channel
+     * @param channel L2CAP PSM or channel to use
+     * @return a listening L2CAP BluetoothServerSocket
+     * @throws IOException on error, for example Bluetooth not available, or
+     *                     insufficient permissions, or channel in use.
+     * @hide
+     */
+    public BluetoothServerSocket listenUsingL2CapOn(boolean secure, boolean fixedChannel,
+            int channel) throws IOException {
+        BluetoothServerSocket socket;
+
+        if (fixedChannel) {
+            channel |= BluetoothSocket.PORT_MASK_FIXED_CHAN;
+        }
+
+        socket = new BluetoothServerSocket(
+                BluetoothSocket.TYPE_L2CAP, secure, secure, channel);
+        int errno = socket.mSocket.bindListen();
+        if (errno != 0) {
+            //TODO(BT): Throw the same exception error code
+            // that the previous code was using.
+            //socket.mSocket.throwErrnoNative(errno);
+            throw new IOException("Error: " + errno);
+        }
+        return socket;
+    }
+
+    /**
      * Create a listening, secure RFCOMM Bluetooth socket.
      * <p>A remote device connecting to this socket will be authenticated and
      * communication on this socket will be encrypted.
diff --git a/core/java/android/bluetooth/BluetoothDevice.java b/core/java/android/bluetooth/BluetoothDevice.java
index 3acd9b0..2c85382 100644
--- a/core/java/android/bluetooth/BluetoothDevice.java
+++ b/core/java/android/bluetooth/BluetoothDevice.java
@@ -1144,6 +1144,33 @@
         return new BluetoothSocket(BluetoothSocket.TYPE_SCO, -1, true, true, this, -1, null);
     }
 
+
+    /**
+     * Construct a L2CAP socket ready to start an outgoing connection.
+     * Call #connect on the returned #BluetoothSocket to begin the connection.
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
+     *
+     * @param secure    select whether security will be required
+     * @param fixedChannel    select if this will be a "fixed channel" L2CAP connection
+     *                        or a PSM-based connection
+     * @param channel    fixed channel or PSM to connect to
+     * @return a L2CAP BluetoothSocket
+     * @throws IOException on error, for example Bluetooth not available, or
+     *                     insufficient permissions.
+     * @hide
+     */
+    public BluetoothSocket createL2CapSocket(boolean secure, boolean fixedChannel, int channel)
+            throws IOException {
+
+        if (fixedChannel) {
+            channel |= BluetoothSocket.PORT_MASK_FIXED_CHAN;
+        }
+
+        return new BluetoothSocket(BluetoothSocket.TYPE_L2CAP, -1, secure, secure, this,
+                channel, null);
+    }
+
+
     /**
      * Check that a pin is valid and convert to byte array.
      *
diff --git a/core/java/android/bluetooth/BluetoothSocket.java b/core/java/android/bluetooth/BluetoothSocket.java
index d10eaea..191bf67 100644
--- a/core/java/android/bluetooth/BluetoothSocket.java
+++ b/core/java/android/bluetooth/BluetoothSocket.java
@@ -103,6 +103,8 @@
     /*package*/ static final int SEC_FLAG_ENCRYPT = 1;
     /*package*/ static final int SEC_FLAG_AUTH = 1 << 1;
 
+    /*package*/ static final int PORT_MASK_FIXED_CHAN = 1 << 16;
+
     private final int mType;  /* one of TYPE_RFCOMM etc */
     private BluetoothDevice mDevice;    /* remote device */
     private String mAddress;    /* remote address */
@@ -115,7 +117,7 @@
     private LocalSocket mSocket;
     private InputStream mSocketIS;
     private OutputStream mSocketOS;
-    private int mPort;  /* RFCOMM channel or L2CAP psm */
+    private int mPort;  /* RFCOMM channel or L2CAP psm/channel */
     private int mFd;
     private String mServiceName;
     private static int PROXY_CONNECTION_TIMEOUT = 5000;
diff --git a/core/java/android/content/pm/ActivityInfo.java b/core/java/android/content/pm/ActivityInfo.java
index 8154bca..b8ac3bf 100644
--- a/core/java/android/content/pm/ActivityInfo.java
+++ b/core/java/android/content/pm/ActivityInfo.java
@@ -16,6 +16,7 @@
 
 package android.content.pm;
 
+import android.content.res.Configuration;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.util.Printer;
@@ -437,20 +438,20 @@
      * native side given the bit we have assigned in ActivityInfo.
      */
     public static int[] CONFIG_NATIVE_BITS = new int[] {
-        0x0001, // MNC
-        0x0002, // MCC
-        0x0004, // LOCALE
-        0x0008, // TOUCH SCREEN
-        0x0010, // KEYBOARD
-        0x0020, // KEYBOARD HIDDEN
-        0x0040, // NAVIGATION
-        0x0080, // ORIENTATION
-        0x0800, // SCREEN LAYOUT
-        0x1000, // UI MODE
-        0x0200, // SCREEN SIZE
-        0x2000, // SMALLEST SCREEN SIZE
-        0x0100, // DENSITY
-        0x4000, // LAYOUT DIRECTION
+        Configuration.NATIVE_CONFIG_MNC,                    // MNC
+        Configuration.NATIVE_CONFIG_MCC,                    // MCC
+        Configuration.NATIVE_CONFIG_LOCALE,                 // LOCALE
+        Configuration.NATIVE_CONFIG_TOUCHSCREEN,            // TOUCH SCREEN
+        Configuration.NATIVE_CONFIG_KEYBOARD,               // KEYBOARD
+        Configuration.NATIVE_CONFIG_KEYBOARD_HIDDEN,        // KEYBOARD HIDDEN
+        Configuration.NATIVE_CONFIG_NAVIGATION,             // NAVIGATION
+        Configuration.NATIVE_CONFIG_ORIENTATION,            // ORIENTATION
+        Configuration.NATIVE_CONFIG_SCREEN_LAYOUT,          // SCREEN LAYOUT
+        Configuration.NATIVE_CONFIG_UI_MODE,                // UI MODE
+        Configuration.NATIVE_CONFIG_SCREEN_SIZE,            // SCREEN SIZE
+        Configuration.NATIVE_CONFIG_SMALLEST_SCREEN_SIZE,   // SMALLEST SCREEN SIZE
+        Configuration.NATIVE_CONFIG_DENSITY,                // DENSITY
+        Configuration.NATIVE_CONFIG_LAYOUTDIR,              // LAYOUT DIRECTION
     };
     /** @hide
      * Convert Java change bits to native.
diff --git a/core/java/android/content/pm/PackageParser.java b/core/java/android/content/pm/PackageParser.java
index 541dcb9..6760f49 100644
--- a/core/java/android/content/pm/PackageParser.java
+++ b/core/java/android/content/pm/PackageParser.java
@@ -1864,7 +1864,8 @@
         }
 
         String manageSpaceActivity = sa.getNonConfigurationString(
-                com.android.internal.R.styleable.AndroidManifestApplication_manageSpaceActivity, 0);
+                com.android.internal.R.styleable.AndroidManifestApplication_manageSpaceActivity,
+                Configuration.NATIVE_CONFIG_VERSION);
         if (manageSpaceActivity != null) {
             ai.manageSpaceActivityName = buildClassName(pkgName, manageSpaceActivity,
                     outError);
@@ -1878,7 +1879,8 @@
             // backupAgent, killAfterRestore, and restoreAnyVersion are only relevant
             // if backup is possible for the given application.
             String backupAgent = sa.getNonConfigurationString(
-                    com.android.internal.R.styleable.AndroidManifestApplication_backupAgent, 0);
+                    com.android.internal.R.styleable.AndroidManifestApplication_backupAgent,
+                    Configuration.NATIVE_CONFIG_VERSION);
             if (backupAgent != null) {
                 ai.backupAgentName = buildClassName(pkgName, backupAgent, outError);
                 if (DEBUG_BACKUP) {
@@ -1999,7 +2001,8 @@
 
         if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.FROYO) {
             str = sa.getNonConfigurationString(
-                    com.android.internal.R.styleable.AndroidManifestApplication_taskAffinity, 0);
+                    com.android.internal.R.styleable.AndroidManifestApplication_taskAffinity,
+                    Configuration.NATIVE_CONFIG_VERSION);
         } else {
             // Some older apps have been seen to use a resource reference
             // here that on older builds was ignored (with a warning).  We
@@ -2014,7 +2017,8 @@
             CharSequence pname;
             if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.FROYO) {
                 pname = sa.getNonConfigurationString(
-                        com.android.internal.R.styleable.AndroidManifestApplication_process, 0);
+                        com.android.internal.R.styleable.AndroidManifestApplication_process,
+                        Configuration.NATIVE_CONFIG_VERSION);
             } else {
                 // Some older apps have been seen to use a resource reference
                 // here that on older builds was ignored (with a warning).  We
@@ -2278,7 +2282,8 @@
                 a.info.applicationInfo.uiOptions);
 
         String parentName = sa.getNonConfigurationString(
-                com.android.internal.R.styleable.AndroidManifestActivity_parentActivityName, 0);
+                com.android.internal.R.styleable.AndroidManifestActivity_parentActivityName,
+                Configuration.NATIVE_CONFIG_VERSION);
         if (parentName != null) {
             String parentClassName = buildClassName(a.info.packageName, parentName, outError);
             if (outError[0] == null) {
@@ -2300,7 +2305,8 @@
         }
 
         str = sa.getNonConfigurationString(
-                com.android.internal.R.styleable.AndroidManifestActivity_taskAffinity, 0);
+                com.android.internal.R.styleable.AndroidManifestActivity_taskAffinity,
+                Configuration.NATIVE_CONFIG_VERSION);
         a.info.taskAffinity = buildTaskAffinityName(owner.applicationInfo.packageName,
                 owner.applicationInfo.taskAffinity, str, outError);
 
@@ -2509,7 +2515,8 @@
                 com.android.internal.R.styleable.AndroidManifestActivityAlias);
 
         String targetActivity = sa.getNonConfigurationString(
-                com.android.internal.R.styleable.AndroidManifestActivityAlias_targetActivity, 0);
+                com.android.internal.R.styleable.AndroidManifestActivityAlias_targetActivity,
+                Configuration.NATIVE_CONFIG_VERSION);
         if (targetActivity == null) {
             outError[0] = "<activity-alias> does not specify android:targetActivity";
             sa.recycle();
@@ -2599,7 +2606,7 @@
 
         String parentName = sa.getNonConfigurationString(
                 com.android.internal.R.styleable.AndroidManifestActivityAlias_parentActivityName,
-                0);
+                Configuration.NATIVE_CONFIG_VERSION);
         if (parentName != null) {
             String parentClassName = buildClassName(a.info.packageName, parentName, outError);
             if (outError[0] == null) {
@@ -3656,7 +3663,8 @@
             if (args.processRes != 0) {
                 CharSequence pname;
                 if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.FROYO) {
-                    pname = args.sa.getNonConfigurationString(args.processRes, 0);
+                    pname = args.sa.getNonConfigurationString(args.processRes,
+                            Configuration.NATIVE_CONFIG_VERSION);
                 } else {
                     // Some older apps have been seen to use a resource reference
                     // here that on older builds was ignored (with a warning).  We
diff --git a/core/java/android/content/res/Configuration.java b/core/java/android/content/res/Configuration.java
index 0402eeb..48b6fca 100644
--- a/core/java/android/content/res/Configuration.java
+++ b/core/java/android/content/res/Configuration.java
@@ -544,7 +544,40 @@
      * @hide Internal book-keeping.
      */
     public int seq;
-    
+
+    /** @hide Native-specific bit mask for MCC config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_MCC = 0x0001;
+    /** @hide Native-specific bit mask for MNC config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_MNC = 0x0002;
+    /** @hide Native-specific bit mask for LOCALE config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_LOCALE = 0x0004;
+    /** @hide Native-specific bit mask for TOUCHSCREEN config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_TOUCHSCREEN = 0x0008;
+    /** @hide Native-specific bit mask for KEYBOARD config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_KEYBOARD = 0x0010;
+    /** @hide Native-specific bit mask for KEYBOARD_HIDDEN config; DO NOT USE UNLESS YOU
+     * ARE SURE. */
+    public static final int NATIVE_CONFIG_KEYBOARD_HIDDEN = 0x0020;
+    /** @hide Native-specific bit mask for NAVIGATION config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_NAVIGATION = 0x0040;
+    /** @hide Native-specific bit mask for ORIENTATION config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_ORIENTATION = 0x0080;
+    /** @hide Native-specific bit mask for DENSITY config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_DENSITY = 0x0100;
+    /** @hide Native-specific bit mask for SCREEN_SIZE config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_SCREEN_SIZE = 0x0200;
+    /** @hide Native-specific bit mask for VERSION config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_VERSION = 0x0400;
+    /** @hide Native-specific bit mask for SCREEN_LAYOUT config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_SCREEN_LAYOUT = 0x0800;
+    /** @hide Native-specific bit mask for UI_MODE config; DO NOT USE UNLESS YOU ARE SURE. */
+    public static final int NATIVE_CONFIG_UI_MODE = 0x1000;
+    /** @hide Native-specific bit mask for SMALLEST_SCREEN_SIZE config; DO NOT USE UNLESS YOU
+     * ARE SURE. */
+    public static final int NATIVE_CONFIG_SMALLEST_SCREEN_SIZE = 0x2000;
+    /** @hide Native-specific bit mask for LAYOUTDIR config ; DO NOT USE UNLESS YOU ARE SURE.*/
+    public static final int NATIVE_CONFIG_LAYOUTDIR = 0x4000;
+
     /**
      * Construct an invalid Configuration.  You must call {@link #setToDefaults}
      * for this object to be valid.  {@more}
diff --git a/core/java/android/content/res/TypedArray.java b/core/java/android/content/res/TypedArray.java
index 27dddd4..83d48aa 100644
--- a/core/java/android/content/res/TypedArray.java
+++ b/core/java/android/content/res/TypedArray.java
@@ -16,6 +16,7 @@
 
 package android.content.res;
 
+import android.content.pm.ActivityInfo;
 import android.graphics.drawable.Drawable;
 import android.util.AttributeSet;
 import android.util.DisplayMetrics;
@@ -170,8 +171,8 @@
      * 
      * @param index Index of attribute to retrieve.
      * @param allowedChangingConfigs Bit mask of configurations from
-     * ActivityInfo that are allowed to change.
-     * 
+     * {@link Configuration}.NATIVE_CONFIG_* that are allowed to change.
+     *
      * @return String holding string data.  Any styling information is
      * removed.  Returns null if the attribute is not defined.
      */
diff --git a/core/java/android/hardware/FlushCompleteListener.java b/core/java/android/hardware/FlushCompleteListener.java
index cb5b9e3..fbdf4c8 100644
--- a/core/java/android/hardware/FlushCompleteListener.java
+++ b/core/java/android/hardware/FlushCompleteListener.java
@@ -18,7 +18,6 @@
 
 /**
  * Used for receiving a notification when a flush() has been successfully completed.
- * @hide
  */
 public interface FlushCompleteListener {
     /**
diff --git a/core/java/android/hardware/Sensor.java b/core/java/android/hardware/Sensor.java
index bbede57..89a5819 100644
--- a/core/java/android/hardware/Sensor.java
+++ b/core/java/android/hardware/Sensor.java
@@ -385,8 +385,7 @@
 
     /**
      * @return Number of events reserved for this sensor in the batch mode FIFO. This gives a
-     * guarantee on the minimum number of events that can be batched
-     * @hide
+     * guarantee on the minimum number of events that can be batched.
      */
     public int getFifoReservedEventCount() {
         return mFifoReservedEventCount;
@@ -397,7 +396,6 @@
      * it indicates that batch mode is not supported for this sensor. If other applications
      * registered to batched sensors, the actual number of events that can be batched might be
      * smaller because the hardware FiFo will be partially used to batch the other sensors.
-     * @hide
      */
     public int getFifoMaxEventCount() {
         return mFifoMaxEventCount;
diff --git a/core/java/android/hardware/SensorManager.java b/core/java/android/hardware/SensorManager.java
index b6ca62a..8a4aa1d 100644
--- a/core/java/android/hardware/SensorManager.java
+++ b/core/java/android/hardware/SensorManager.java
@@ -582,7 +582,7 @@
      * @param sensor
      *        The {@link android.hardware.Sensor Sensor} to register to.
      *
-     * @param rate
+     * @param rateUs
      *        The rate {@link android.hardware.SensorEvent sensor events} are
      *        delivered at. This is only a hint to the system. Events may be
      *        received faster or slower than the specified rate. Usually events
@@ -603,14 +603,14 @@
      *
      * @throws IllegalArgumentException when sensor is null or a trigger sensor
      */
-    public boolean registerListener(SensorEventListener listener, Sensor sensor, int rate) {
-        return registerListener(listener, sensor, rate, null);
+    public boolean registerListener(SensorEventListener listener, Sensor sensor, int rateUs) {
+        return registerListener(listener, sensor, rateUs, null);
     }
 
     /**
      * Enables batch mode for a sensor with the given rate and maxBatchReportLatency. If the
      * underlying hardware does not support batch mode, this defaults to
-     * {@link #registerListener(SensorEventListener, Sensor, int)} and other parameters are are
+     * {@link #registerListener(SensorEventListener, Sensor, int)} and other parameters are
      * ignored. In non-batch mode, all sensor events must be reported as soon as they are detected.
      * While in batch mode, sensor events do not need to be reported as soon as they are detected.
      * They can be temporarily stored in batches and reported in batches, as long as no event is
@@ -640,13 +640,13 @@
      * @param listener A {@link android.hardware.SensorEventListener SensorEventListener} object
      *            that will receive the sensor events.
      * @param sensor The {@link android.hardware.Sensor Sensor} to register to.
-     * @param rate The desired delay between two consecutive events in microseconds. This is only a
-     *            hint to the system. Events may be received faster or slower than the specified
+     * @param rateUs The desired delay between two consecutive events in microseconds. This is only
+     *            a hint to the system. Events may be received faster or slower than the specified
      *            rate. Usually events are received faster. Can be one of
      *            {@link #SENSOR_DELAY_NORMAL}, {@link #SENSOR_DELAY_UI},
      *            {@link #SENSOR_DELAY_GAME}, {@link #SENSOR_DELAY_FASTEST} or the delay in
      *            microseconds.
-     * @param maxBatchReportLatency An event in the batch can be delayed by at most
+     * @param maxBatchReportLatencyUs An event in the batch can be delayed by at most
      *            maxBatchReportLatency microseconds. More events can be batched if this value is
      *            large. If this is set to zero, batch mode is disabled and events are delivered in
      *            continuous mode as soon as they are available which is equivalent to calling
@@ -661,7 +661,6 @@
      * @see #unregisterListener(SensorEventListener)
      * @see #flush(Sensor)
      * @throws IllegalArgumentException when sensor or listener is null or a trigger sensor.
-     * @hide
      */
     public boolean registerListener(SensorEventListener listener, Sensor sensor, int rateUs,
             int maxBatchReportLatencyUs, int reservedFlags,
@@ -673,7 +672,9 @@
 
     /**
      * Registers a {@link android.hardware.SensorEventListener SensorEventListener} for the given
-     * sensor. Events are delivered in continuous mode as soon as they are available.
+     * sensor. Events are delivered in continuous mode as soon as they are available. To reduce the
+     * battery usage, use {@link #registerListener(SensorEventListener, Sensor, int, int, int,
+     * FlushCompleteListener)} which enables batch mode for the sensor.
      *
      * <p class="note"></p>
      * Note: Don't use this method with a one shot trigger sensor such as
@@ -688,7 +689,7 @@
      * @param sensor
      *        The {@link android.hardware.Sensor Sensor} to register to.
      *
-     * @param rate
+     * @param rateUs
      *        The rate {@link android.hardware.SensorEvent sensor events} are
      *        delivered at. This is only a hint to the system. Events may be
      *        received faster or slower than the specified rate. Usually events
@@ -713,13 +714,13 @@
      *
      * @throws IllegalArgumentException when sensor is null or a trigger sensor
      */
-    public boolean registerListener(SensorEventListener listener, Sensor sensor, int rate,
+    public boolean registerListener(SensorEventListener listener, Sensor sensor, int rateUs,
             Handler handler) {
         if (listener == null || sensor == null) {
             return false;
         }
 
-        int delay = getDelay(rate);
+        int delay = getDelay(rateUs);
         return registerListenerImpl(listener, sensor, delay, handler, 0, 0, null);
     }
 
@@ -731,7 +732,6 @@
      *        delivered to.
      *
      * @see #registerListener(SensorEventListener, Sensor, int, int, int, FlushCompleteListener)
-     * @hide
      */
     public boolean registerListener(SensorEventListener listener, Sensor sensor, int rateUs,
             int maxBatchReportLatencyUs, int reservedFlags, Handler handler,
@@ -760,7 +760,6 @@
      *         i.e no application is registered for updates from this sensor.
      * @see #registerListener(SensorEventListener, Sensor, int, int, int, FlushCompleteListener)
      * @throws IllegalArgumentException when sensor is null or a trigger sensor.
-     * @hide
      */
     public boolean flush(Sensor sensor) {
         return flushImpl(sensor);
diff --git a/core/java/android/hardware/camera2/CaptureRequest.java b/core/java/android/hardware/camera2/CaptureRequest.java
index 3f9b9e9..7735146a 100644
--- a/core/java/android/hardware/camera2/CaptureRequest.java
+++ b/core/java/android/hardware/camera2/CaptureRequest.java
@@ -182,7 +182,7 @@
 
     /**
      * <p>
-     * When android.sensor.awbMode is not OFF, TRANSFORM_MATRIX
+     * When android.control.awbMode is not OFF, TRANSFORM_MATRIX
      * should be ignored.
      * </p>
      * @see #COLOR_CORRECTION_MODE_TRANSFORM_MATRIX
diff --git a/core/java/android/net/LinkProperties.java b/core/java/android/net/LinkProperties.java
index 43d6b71..284e1a7 100644
--- a/core/java/android/net/LinkProperties.java
+++ b/core/java/android/net/LinkProperties.java
@@ -66,6 +66,7 @@
     private String mDomains;
     private Collection<RouteInfo> mRoutes = new ArrayList<RouteInfo>();
     private ProxyProperties mHttpProxy;
+    private int mMtu;
 
     // Stores the properties of links that are "stacked" above this link.
     // Indexed by interface name to allow modification and to prevent duplicates being added.
@@ -104,6 +105,7 @@
             for (LinkProperties l: source.mStackedLinks.values()) {
                 addStackedLink(l);
             }
+            setMtu(source.getMtu());
         }
     }
 
@@ -223,6 +225,14 @@
         mDomains = domains;
     }
 
+    public void setMtu(int mtu) {
+        mMtu = mtu;
+    }
+
+    public int getMtu() {
+        return mMtu;
+    }
+
     private RouteInfo routeWithInterface(RouteInfo route) {
         return new RouteInfo(
             route.getDestination(),
@@ -322,6 +332,7 @@
         mRoutes.clear();
         mHttpProxy = null;
         mStackedLinks.clear();
+        mMtu = 0;
     }
 
     /**
@@ -346,6 +357,8 @@
 
         String domainName = "Domains: " + mDomains;
 
+        String mtu = "MTU: " + mMtu;
+
         String routes = " Routes: [";
         for (RouteInfo route : mRoutes) routes += route.toString() + ",";
         routes += "] ";
@@ -359,7 +372,8 @@
             }
             stacked += "] ";
         }
-        return "{" + ifaceName + linkAddresses + routes + dns + domainName + proxy + stacked + "}";
+        return "{" + ifaceName + linkAddresses + routes + dns + domainName + mtu
+            + proxy + stacked + "}";
     }
 
     /**
@@ -474,6 +488,16 @@
         return true;
     }
 
+    /**
+     * Compares this {@code LinkProperties} MTU against the target
+     *
+     * @@param target LinkProperties to compare.
+     * @return {@code true} if both are identical, {@code false} otherwise.
+     */
+    public boolean isIdenticalMtu(LinkProperties target) {
+        return getMtu() == target.getMtu();
+    }
+
     @Override
     /**
      * Compares this {@code LinkProperties} instance against the target
@@ -505,7 +529,8 @@
                 isIdenticalDnses(target) &&
                 isIdenticalRoutes(target) &&
                 isIdenticalHttpProxy(target) &&
-                isIdenticalStackedLinks(target);
+                isIdenticalStackedLinks(target) &&
+                isIdenticalMtu(target);
     }
 
     /**
@@ -607,7 +632,8 @@
                 + ((null == mDomains) ? 0 : mDomains.hashCode())
                 + mRoutes.size() * 41
                 + ((null == mHttpProxy) ? 0 : mHttpProxy.hashCode())
-                + mStackedLinks.hashCode() * 47);
+                + mStackedLinks.hashCode() * 47)
+                + mMtu * 51;
     }
 
     /**
@@ -625,7 +651,7 @@
             dest.writeByteArray(d.getAddress());
         }
         dest.writeString(mDomains);
-
+        dest.writeInt(mMtu);
         dest.writeInt(mRoutes.size());
         for(RouteInfo route : mRoutes) {
             dest.writeParcelable(route, flags);
@@ -664,6 +690,7 @@
                     } catch (UnknownHostException e) { }
                 }
                 netProp.setDomains(in.readString());
+                netProp.setMtu(in.readInt());
                 addressCount = in.readInt();
                 for (int i=0; i<addressCount; i++) {
                     netProp.addRoute((RouteInfo)in.readParcelable(null));
diff --git a/core/java/android/net/MobileDataStateTracker.java b/core/java/android/net/MobileDataStateTracker.java
index fe596ae..b914940 100644
--- a/core/java/android/net/MobileDataStateTracker.java
+++ b/core/java/android/net/MobileDataStateTracker.java
@@ -198,6 +198,8 @@
             loge("CONNECTED event did not supply link properties.");
             mLinkProperties = new LinkProperties();
         }
+        mLinkProperties.setMtu(mContext.getResources().getInteger(
+                com.android.internal.R.integer.config_mobile_mtu));
         mLinkCapabilities = intent.getParcelableExtra(
                 PhoneConstants.DATA_LINK_CAPABILITIES_KEY);
         if (mLinkCapabilities == null) {
diff --git a/core/java/android/os/Binder.java b/core/java/android/os/Binder.java
index 4627c88..26fc769 100644
--- a/core/java/android/os/Binder.java
+++ b/core/java/android/os/Binder.java
@@ -399,17 +399,27 @@
         // but all that does is rewind it, and we just got these from an IPC,
         // so we'll just call it directly.
         boolean res;
+        // Log any exceptions as warnings, don't silently suppress them.
+        // If the call was FLAG_ONEWAY then these exceptions disappear into the ether.
         try {
             res = onTransact(code, data, reply, flags);
         } catch (RemoteException e) {
+            if ((flags & FLAG_ONEWAY) != 0) {
+                Log.w(TAG, "Binder call failed.", e);
+            }
             reply.setDataPosition(0);
             reply.writeException(e);
             res = true;
         } catch (RuntimeException e) {
+            if ((flags & FLAG_ONEWAY) != 0) {
+                Log.w(TAG, "Caught a RuntimeException from the binder stub implementation.", e);
+            }
             reply.setDataPosition(0);
             reply.writeException(e);
             res = true;
         } catch (OutOfMemoryError e) {
+            // Unconditionally log this, since this is generally unrecoverable.
+            Log.e(TAG, "Caught an OutOfMemoryError from the binder stub implementation.", e);
             RuntimeException re = new RuntimeException("Out of memory", e);
             reply.setDataPosition(0);
             reply.writeException(re);
diff --git a/core/java/android/os/Debug.java b/core/java/android/os/Debug.java
index 60ce132..8f68fc1 100644
--- a/core/java/android/os/Debug.java
+++ b/core/java/android/os/Debug.java
@@ -158,7 +158,7 @@
         public int otherSharedClean;
 
         /** @hide */
-        public static final int NUM_OTHER_STATS = 13;
+        public static final int NUM_OTHER_STATS = 14;
 
         /** @hide */
         public static final int NUM_DVK_STATS = 5;
@@ -285,11 +285,12 @@
                 case 10: return "code mmap";
                 case 11: return "image mmap";
                 case 12: return "Other mmap";
-                case 13: return ".Heap";
-                case 14: return ".LOS";
-                case 15: return ".LinearAlloc";
-                case 16: return ".GC";
-                case 17: return ".JITCache";
+                case 13: return "GPU";
+                case 14: return ".Heap";
+                case 15: return ".LOS";
+                case 16: return ".LinearAlloc";
+                case 17: return ".GC";
+                case 18: return ".JITCache";
                 default: return "????";
             }
         }
diff --git a/core/java/android/os/INetworkManagementService.aidl b/core/java/android/os/INetworkManagementService.aidl
index ed9620f..61e5a4b 100644
--- a/core/java/android/os/INetworkManagementService.aidl
+++ b/core/java/android/os/INetworkManagementService.aidl
@@ -118,6 +118,11 @@
     void removeSecondaryRoute(String iface, in RouteInfo route);
 
     /**
+     * Set the specified MTU size
+     */
+    void setMtu(String iface, int mtu);
+
+    /**
      * Shuts down the service
      */
     void shutdown();
diff --git a/core/java/android/speech/hotword/HotwordRecognitionListener.java b/core/java/android/speech/hotword/HotwordRecognitionListener.java
index 8e62373..8a32654 100644
--- a/core/java/android/speech/hotword/HotwordRecognitionListener.java
+++ b/core/java/android/speech/hotword/HotwordRecognitionListener.java
@@ -16,7 +16,6 @@
 
 package android.speech.hotword;
 
-import android.app.PendingIntent;
 import android.content.Intent;
 import android.os.Bundle;
 
@@ -47,9 +46,10 @@
 
     /**
      * Called back when hotword is detected.
-     * The action tells the client what action to take, post hotword-detection.
+     *
+     * @param intent for the activity to launch, post hotword detection.
      */
-    void onHotwordRecognized(PendingIntent intent);
+    void onHotwordRecognized(Intent intent);
 
     /**
      * Called when the HotwordRecognitionService encounters an error.
diff --git a/core/java/android/speech/hotword/HotwordRecognitionService.java b/core/java/android/speech/hotword/HotwordRecognitionService.java
index 521d06d..c70bdab 100644
--- a/core/java/android/speech/hotword/HotwordRecognitionService.java
+++ b/core/java/android/speech/hotword/HotwordRecognitionService.java
@@ -21,6 +21,7 @@
 import android.app.PendingIntent;
 import android.app.Service;
 import android.content.Intent;
+import android.content.pm.PackageManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.IBinder;
@@ -31,7 +32,6 @@
 /**
  * This class provides a base class for hotword detection service implementations.
  * This class should be extended only if you wish to implement a new hotword recognizer.
- * {@hide}
  */
 public abstract class HotwordRecognitionService extends Service {
     /**
@@ -45,8 +45,7 @@
     private static final String TAG = "HotwordRecognitionService";
 
     /** Debugging flag */
-    // TODO: Turn off.
-    private static final boolean DBG = true;
+    private static final boolean DBG = false;
 
     private static final int MSG_START_RECOGNITION = 1;
     private static final int MSG_STOP_RECOGNITION = 2;
@@ -160,7 +159,7 @@
 
         public void startHotwordRecognition(IHotwordRecognitionListener listener) {
             if (DBG) Log.d(TAG, "startRecognition called by: " + listener.asBinder());
-            if (mInternalService != null) {
+            if (mInternalService != null && mInternalService.checkPermissions(listener)) {
                 mInternalService.mHandler.sendMessage(
                         Message.obtain(mInternalService.mHandler, MSG_START_RECOGNITION, listener));
             }
@@ -168,7 +167,7 @@
 
         public void stopHotwordRecognition(IHotwordRecognitionListener listener) {
             if (DBG) Log.d(TAG, "stopRecognition called by: " + listener.asBinder());
-            if (mInternalService != null) {
+            if (mInternalService != null && mInternalService.checkPermissions(listener)) {
                 mInternalService.mHandler.sendMessage(
                         Message.obtain(mInternalService.mHandler, MSG_STOP_RECOGNITION, listener));
             }
@@ -180,6 +179,27 @@
     }
 
     /**
+     * Checks whether the caller has sufficient permissions
+     *
+     * @param listener to send the error message to in case of error.
+     * @return {@code true} if the caller has enough permissions, {@code false} otherwise.
+     */
+    private boolean checkPermissions(IHotwordRecognitionListener listener) {
+        if (DBG) Log.d(TAG, "checkPermissions");
+        if (checkCallingOrSelfPermission(android.Manifest.permission.HOTWORD_RECOGNITION) ==
+                PackageManager.PERMISSION_GRANTED) {
+            return true;
+        }
+        try {
+            Log.e(TAG, "Recognition service called without HOTWORD_RECOGNITION permissions");
+            listener.onHotwordError(HotwordRecognizer.ERROR_FAILED);
+        } catch (RemoteException e) {
+            Log.e(TAG, "onHotwordError(ERROR_FAILED) message failed", e);
+        }
+        return false;
+    }
+
+    /**
      * This class acts passes on the callbacks received from the Hotword service
      * to the listener.
      */
@@ -216,10 +236,11 @@
 
         /**
          * Called back when hotword is detected.
-         * The action tells the client what action to take, post hotword-detection.
+         *
+         * @param intent for the activity to launch, post hotword detection.
          */
-        public void onHotwordRecognized(PendingIntent intent) throws RemoteException {
-            mListener.onHotwordRecognized(intent);
+        public void onHotwordRecognized(Intent activityIntent) throws RemoteException {
+            mListener.onHotwordRecognized(activityIntent);
         }
 
         /**
diff --git a/core/java/android/speech/hotword/HotwordRecognizer.java b/core/java/android/speech/hotword/HotwordRecognizer.java
index 82cec10..939c11d 100644
--- a/core/java/android/speech/hotword/HotwordRecognizer.java
+++ b/core/java/android/speech/hotword/HotwordRecognizer.java
@@ -45,8 +45,7 @@
  */
 public class HotwordRecognizer {
     /** DEBUG value to enable verbose debug prints */
-    // TODO: Turn off.
-    private final static boolean DBG = true;
+    private final static boolean DBG = false;
 
     /** Log messages identifier */
     private static final String TAG = "HotwordRecognizer";
@@ -81,6 +80,9 @@
     /** The service received concurrent start calls */
     public static final int ERROR_SERVICE_ALREADY_STARTED = 6;
 
+    /** Hotword recognition is unavailable on the device */
+    public static final int ERROR_UNAVAILABLE = 7;
+
     /** action codes */
     private static final int MSG_START = 1;
     private static final int MSG_STOP = 2;
@@ -354,7 +356,7 @@
                         mInternalListener.onHotwordEvent(msg.arg1, (Bundle) msg.obj);
                         break;
                     case MSG_ON_RECOGNIZED:
-                        mInternalListener.onHotwordRecognized((PendingIntent) msg.obj);
+                        mInternalListener.onHotwordRecognized((Intent) msg.obj);
                         break;
                     case MSG_ON_ERROR:
                         mInternalListener.onHotwordError((Integer) msg.obj);
@@ -380,8 +382,8 @@
         }
 
         @Override
-        public void onHotwordRecognized(PendingIntent intent) throws RemoteException {
-            Message.obtain(mInternalHandler, MSG_ON_RECOGNIZED, intent)
+        public void onHotwordRecognized(Intent activityIntent) throws RemoteException {
+            Message.obtain(mInternalHandler, MSG_ON_RECOGNIZED, activityIntent)
                     .sendToTarget();
         }
 
diff --git a/core/java/android/speech/hotword/IHotwordRecognitionListener.aidl b/core/java/android/speech/hotword/IHotwordRecognitionListener.aidl
index 49c5233..4ea2e8e0 100644
--- a/core/java/android/speech/hotword/IHotwordRecognitionListener.aidl
+++ b/core/java/android/speech/hotword/IHotwordRecognitionListener.aidl
@@ -16,7 +16,7 @@
 
 package android.speech.hotword;
 
-import android.app.PendingIntent;
+import android.content.Intent;
 import android.os.Bundle;
 
 /**
@@ -47,9 +47,10 @@
 
     /**
      * Called back when hotword is detected.
-     * The action tells the client what action to take, post hotword-detection.
+     *
+     * @param intent for the activity to launch, post hotword detection.
      */
-    void onHotwordRecognized(in PendingIntent intent);
+    void onHotwordRecognized(in Intent intent);
 
     /**
      * Called when the HotwordRecognitionService encounters an error.
diff --git a/core/java/android/view/GestureDetector.java b/core/java/android/view/GestureDetector.java
index 6bbfe0f..2351548 100644
--- a/core/java/android/view/GestureDetector.java
+++ b/core/java/android/view/GestureDetector.java
@@ -17,7 +17,6 @@
 package android.view;
 
 import android.content.Context;
-import android.os.Build;
 import android.os.Handler;
 import android.os.Message;
 
@@ -202,6 +201,7 @@
     private static final int LONGPRESS_TIMEOUT = ViewConfiguration.getLongPressTimeout();
     private static final int TAP_TIMEOUT = ViewConfiguration.getTapTimeout();
     private static final int DOUBLE_TAP_TIMEOUT = ViewConfiguration.getDoubleTapTimeout();
+    private static final int DOUBLE_TAP_MIN_TIME = ViewConfiguration.getDoubleTapMinTime();
 
     // constants for Message.what used by GestureHandler below
     private static final int SHOW_PRESS = 1;
@@ -673,7 +673,8 @@
             return false;
         }
 
-        if (secondDown.getEventTime() - firstUp.getEventTime() > DOUBLE_TAP_TIMEOUT) {
+        final long deltaTime = secondDown.getEventTime() - firstUp.getEventTime();
+        if (deltaTime > DOUBLE_TAP_TIMEOUT || deltaTime < DOUBLE_TAP_MIN_TIME) {
             return false;
         }
 
diff --git a/core/java/android/view/ViewConfiguration.java b/core/java/android/view/ViewConfiguration.java
index f8cb9c0..c3f064f 100644
--- a/core/java/android/view/ViewConfiguration.java
+++ b/core/java/android/view/ViewConfiguration.java
@@ -97,6 +97,13 @@
     private static final int DOUBLE_TAP_TIMEOUT = 300;
 
     /**
+     * Defines the minimum duration in milliseconds between the first tap's up event and
+     * the second tap's down event for an interaction to be considered a
+     * double-tap.
+     */
+    private static final int DOUBLE_TAP_MIN_TIME = 40;
+
+    /**
      * Defines the maximum duration in milliseconds between a touch pad
      * touch and release for a given touch to be considered a tap (click) as
      * opposed to a hover movement gesture.
@@ -436,6 +443,17 @@
     }
 
     /**
+     * @return the minimum duration in milliseconds between the first tap's
+     * up event and the second tap's down event for an interaction to be considered a
+     * double-tap.
+     *
+     * @hide
+     */
+    public static int getDoubleTapMinTime() {
+        return DOUBLE_TAP_MIN_TIME;
+    }
+
+    /**
      * @return the maximum duration in milliseconds between a touch pad
      * touch and release for a given touch to be considered a tap (click) as
      * opposed to a hover movement gesture.
diff --git a/core/java/com/android/internal/app/IAppOpsService.aidl b/core/java/com/android/internal/app/IAppOpsService.aidl
index 9056641..16c41f3 100644
--- a/core/java/com/android/internal/app/IAppOpsService.aidl
+++ b/core/java/com/android/internal/app/IAppOpsService.aidl
@@ -23,7 +23,6 @@
     // These first methods are also called by native code, so must
     // be kept in sync with frameworks/native/include/binder/IAppOpsService.h
     int checkOperation(int code, int uid, String packageName);
-    int checkPackage(int uid, String packageName);
     int noteOperation(int code, int uid, String packageName);
     int startOperation(IBinder token, int code, int uid, String packageName);
     void finishOperation(IBinder token, int code, int uid, String packageName);
@@ -32,6 +31,7 @@
     IBinder getToken(IBinder clientToken);
 
     // Remaining methods are only used in Java.
+    int checkPackage(int uid, String packageName);
     List<AppOpsManager.PackageOps> getPackagesForOps(in int[] ops);
     List<AppOpsManager.PackageOps> getOpsForPackage(int uid, String packageName, in int[] ops);
     void setMode(int code, int uid, String packageName, int mode);
diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index f5eb389..dd07c4f 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -56,6 +56,7 @@
     HEAP_OAT,
     HEAP_ART,
     HEAP_UNKNOWN_MAP,
+    HEAP_GPU,
 
     HEAP_DALVIK_NORMAL,
     HEAP_DALVIK_LARGE,
@@ -64,7 +65,7 @@
     HEAP_DALVIK_CODE_CACHE,
 
     _NUM_HEAP,
-    _NUM_EXCLUSIVE_HEAP = HEAP_UNKNOWN_MAP+1,
+    _NUM_EXCLUSIVE_HEAP = HEAP_GPU+1,
     _NUM_CORE_HEAP = HEAP_NATIVE+1
 };
 
@@ -137,6 +138,72 @@
 #endif
 }
 
+// XXX Qualcom-specific!
+static jlong read_gpu_mem(int pid)
+{
+    char line[1024];
+    jlong uss = 0;
+    unsigned temp;
+
+    char tmp[128];
+    FILE *fp;
+
+    sprintf(tmp, "/d/kgsl/proc/%d/mem", pid);
+    fp = fopen(tmp, "r");
+    if (fp == 0) {
+        //ALOGI("Unable to open: %s", tmp);
+        return 0;
+    }
+
+    while (true) {
+        if (fgets(line, 1024, fp) == NULL) {
+            break;
+        }
+
+        //ALOGI("Read: %s", line);
+
+        // Format is:
+        //  gpuaddr useraddr     size    id flags       type            usage sglen
+        // 54676000 54676000     4096     1 ----p     gpumem      arraybuffer     1
+        //
+        // If useraddr is 0, this is gpu mem not otherwise accounted
+        // against the process.
+
+        // Make sure line is long enough.
+        int i = 0;
+        while (i < 9) {
+            if (line[i] == 0) {
+                break;
+            }
+            i++;
+        }
+        if (i < 9) {
+            //ALOGI("Early line term!");
+            continue;
+        }
+
+        // Look to see if useraddr is 00000000.
+        while (i < 17) {
+            if (line[i] != '0') {
+                break;
+            }
+            i++;
+        }
+        if (i < 17) {
+            //ALOGI("useraddr not 0!");
+            continue;
+        }
+
+        uss += atoi(line + i);
+        //ALOGI("Uss now: %ld", uss);
+    }
+
+    fclose(fp);
+
+    // Convert from bytes to KB.
+    return uss / 1024;
+}
+
 static void read_mapinfo(FILE *fp, stats_t* stats)
 {
     char line[1024];
@@ -340,6 +407,10 @@
 
     load_maps(pid, stats);
 
+    jlong gpu = read_gpu_mem(pid);
+    stats[HEAP_GPU].pss += gpu;
+    stats[HEAP_GPU].privateDirty += gpu;
+
     for (int i=_NUM_CORE_HEAP; i<_NUM_EXCLUSIVE_HEAP; i++) {
         stats[HEAP_UNKNOWN].pss += stats[i].pss;
         stats[HEAP_UNKNOWN].swappablePss += stats[i].swappablePss;
@@ -394,34 +465,37 @@
     char tmp[128];
     FILE *fp;
 
+    pss = uss = read_gpu_mem(pid);
+
     sprintf(tmp, "/proc/%d/smaps", pid);
     fp = fopen(tmp, "r");
-    if (fp == 0) return 0;
 
-    while (true) {
-        if (fgets(line, 1024, fp) == NULL) {
-            break;
-        }
+    if (fp != 0) {
+        while (true) {
+            if (fgets(line, 1024, fp) == NULL) {
+                break;
+            }
 
-        if (line[0] == 'P') {
-            if (strncmp(line, "Pss:", 4) == 0) {
-                char* c = line + 4;
-                while (*c != 0 && (*c < '0' || *c > '9')) {
-                    c++;
+            if (line[0] == 'P') {
+                if (strncmp(line, "Pss:", 4) == 0) {
+                    char* c = line + 4;
+                    while (*c != 0 && (*c < '0' || *c > '9')) {
+                        c++;
+                    }
+                    pss += atoi(c);
+                } else if (strncmp(line, "Private_Clean:", 14)
+                        || strncmp(line, "Private_Dirty:", 14)) {
+                    char* c = line + 14;
+                    while (*c != 0 && (*c < '0' || *c > '9')) {
+                        c++;
+                    }
+                    uss += atoi(c);
                 }
-                pss += atoi(c);
-            } else if (strncmp(line, "Private_Clean:", 14)
-                    || strncmp(line, "Private_Dirty:", 14)) {
-                char* c = line + 14;
-                while (*c != 0 && (*c < '0' || *c > '9')) {
-                    c++;
-                }
-                uss += atoi(c);
             }
         }
-    }
 
-    fclose(fp);
+        fclose(fp);
+    }
 
     if (outUss != NULL) {
         if (env->GetArrayLength(outUss) >= 1) {
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 83a0c56..2e47928 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -2444,6 +2444,13 @@
         android:description="@string/permdesc_accessNetworkConditions"
         android:protectionLevel="signature|system" />
 
+    <!-- Allows an application to request HotwordRecognition.
+         @hide This is not a third-party API (intended for system apps). -->
+    <permission android:name="android.permission.HOTWORD_RECOGNITION"
+        android:label="@string/permlab_hotwordRecognition"
+        android:description="@string/permdesc_hotwordRecognition"
+        android:protectionLevel="signature|system" />
+
     <!-- The system process is explicitly the only one allowed to launch the
          confirmation UI for full backup/restore -->
     <uses-permission android:name="android.permission.CONFIRM_FULL_BACKUP"/>
diff --git a/core/res/res/values-mcc204-mnc04/config.xml b/core/res/res/values-mcc204-mnc04/config.xml
new file mode 100644
index 0000000..7a48342
--- /dev/null
+++ b/core/res/res/values-mcc204-mnc04/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1358</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc302-mnc370/config.xml b/core/res/res/values-mcc302-mnc370/config.xml
index 3d2ea75..4fb2232 100644
--- a/core/res/res/values-mcc302-mnc370/config.xml
+++ b/core/res/res/values-mcc302-mnc370/config.xml
@@ -36,4 +36,8 @@
          note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN" -->
     <string translatable="false" name="config_tether_apndata">Fido LTE Tethering,ltedata.apn,,,,,,,,,302,370,,DUN</string>
 
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1410</integer>
+
 </resources>
diff --git a/core/res/res/values-mcc302-mnc610/config.xml b/core/res/res/values-mcc302-mnc610/config.xml
index 706570c..638aa92 100644
--- a/core/res/res/values-mcc302-mnc610/config.xml
+++ b/core/res/res/values-mcc302-mnc610/config.xml
@@ -22,4 +22,9 @@
     <string-array translatable="false" name="config_operatorConsideredNonRoaming">
         <item>302</item>
     </string-array>
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1358</integer>
+
 </resources>
diff --git a/core/res/res/values-mcc302-mnc660/config.xml b/core/res/res/values-mcc302-mnc660/config.xml
index 37853cf..76f7968 100644
--- a/core/res/res/values-mcc302-mnc660/config.xml
+++ b/core/res/res/values-mcc302-mnc660/config.xml
@@ -35,4 +35,9 @@
          "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
          note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN" -->
     <string translatable="false" name="config_tether_apndata">MTS -Tethering,internet.mts,,,,,,,,,302,660,,DUN</string>
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1430</integer>
+
 </resources>
diff --git a/core/res/res/values-mcc302-mnc720/config.xml b/core/res/res/values-mcc302-mnc720/config.xml
index 680f1a3..4eceffc 100644
--- a/core/res/res/values-mcc302-mnc720/config.xml
+++ b/core/res/res/values-mcc302-mnc720/config.xml
@@ -36,4 +36,8 @@
          note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN" -->
     <string translatable="false" name="config_tether_apndata">Rogers LTE Tethering,ltedata.apn,,,,,,,,,302,720,,DUN</string>
 
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1430</integer>
+
 </resources>
diff --git a/core/res/res/values-mcc302-mnc780/config.xml b/core/res/res/values-mcc302-mnc780/config.xml
index b03d14e..cd40191 100644
--- a/core/res/res/values-mcc302-mnc780/config.xml
+++ b/core/res/res/values-mcc302-mnc780/config.xml
@@ -41,4 +41,9 @@
     <string-array translatable="false" name="config_operatorConsideredNonRoaming">
         <item>302</item>
     </string-array>
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1358</integer>
+
 </resources>
diff --git a/core/res/res/values-mcc310-mnc120/config.xml b/core/res/res/values-mcc310-mnc120/config.xml
new file mode 100644
index 0000000..62001d9
--- /dev/null
+++ b/core/res/res/values-mcc310-mnc120/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1422</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc310-mnc260/config.xml b/core/res/res/values-mcc310-mnc260/config.xml
index 56a5d4e..886ecbe 100644
--- a/core/res/res/values-mcc310-mnc260/config.xml
+++ b/core/res/res/values-mcc310-mnc260/config.xml
@@ -37,4 +37,8 @@
          note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN" -->
     <string translatable="false" name="config_tether_apndata">T-Mobile Tethering,pcweb.tmobile.com,,,,,,,,,310,260,,DUN</string>
 
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1440</integer>
+
 </resources>
diff --git a/core/res/res/values-mcc310-mnc410/config.xml b/core/res/res/values-mcc310-mnc410/config.xml
new file mode 100644
index 0000000..73aa1ce
--- /dev/null
+++ b/core/res/res/values-mcc310-mnc410/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1410</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc440-mnc20/config.xml b/core/res/res/values-mcc440-mnc20/config.xml
new file mode 100644
index 0000000..ba709fa
--- /dev/null
+++ b/core/res/res/values-mcc440-mnc20/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1340</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc440-mnc50/config.xml b/core/res/res/values-mcc440-mnc50/config.xml
new file mode 100644
index 0000000..fa5cba4
--- /dev/null
+++ b/core/res/res/values-mcc440-mnc50/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1420</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc440-mnc54/config.xml b/core/res/res/values-mcc440-mnc54/config.xml
new file mode 100644
index 0000000..fa5cba4
--- /dev/null
+++ b/core/res/res/values-mcc440-mnc54/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1420</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc450-mnc05/config.xml b/core/res/res/values-mcc450-mnc05/config.xml
new file mode 100644
index 0000000..d602c9f
--- /dev/null
+++ b/core/res/res/values-mcc450-mnc05/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1440</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc450-mnc06/config.xml b/core/res/res/values-mcc450-mnc06/config.xml
new file mode 100644
index 0000000..63f9823
--- /dev/null
+++ b/core/res/res/values-mcc450-mnc06/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1428</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc450-mnc08/config.xml b/core/res/res/values-mcc450-mnc08/config.xml
new file mode 100644
index 0000000..950c62b
--- /dev/null
+++ b/core/res/res/values-mcc450-mnc08/config.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2013, 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 my 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1450</integer>
+
+</resources>
diff --git a/core/res/res/values-mcc505-mnc01/config.xml b/core/res/res/values-mcc505-mnc01/config.xml
index f9d9ac7..7331c50 100644
--- a/core/res/res/values-mcc505-mnc01/config.xml
+++ b/core/res/res/values-mcc505-mnc01/config.xml
@@ -37,4 +37,8 @@
          note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN" -->
     <string translatable="false" name="config_tether_apndata">Telstra Tethering,telstra.internet,,,,,,,,,505,01,,DUN</string>
 
+    <!-- Configure mobile network MTU. Carrier specific value is set here.
+    -->
+    <integer name="config_mobile_mtu">1400</integer>
+
 </resources>
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index dd233c5..ab95d40 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -1097,6 +1097,10 @@
     players. -->
     <integer name="config_safe_media_volume_index">10</integer>
 
+    <!-- Configure mobile network MTU. The standard default is set here but each carrier
+         may have a specific value set in an overlay config.xml file. -->
+    <integer name="config_mobile_mtu">1500</integer>
+
     <!-- Whether WiFi display is supported by this device.
          There are many prerequisites for this feature to work correctly.
          Here are a few of them:
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index aa04bf6..68acd8c 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -1911,6 +1911,11 @@
     <!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
     <string name="permdesc_accessNetworkConditions">Allows an application to listen for observations on network conditions. Should never be needed for normal apps.</string>
 
+    <!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
+    <string name="permlab_hotwordRecognition">request hotword recognition</string>
+    <!--  Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
+    <string name="permdesc_hotwordRecognition">Allows an application to request for hotword recognition. Should never be needed for normal apps.</string>
+
     <!-- Policy administration -->
 
     <!-- Title of policy access to limiting the user's password choices -->
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index fcd56eb2..7b2a1b4 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -311,6 +311,8 @@
   <java-symbol type="integer" name="config_lockSoundVolumeDb" />
   <java-symbol type="integer" name="config_multiuserMaximumUsers" />
   <java-symbol type="integer" name="config_safe_media_volume_index" />
+  <java-symbol type="integer" name="config_mobile_mtu" />
+
   <java-symbol type="color" name="tab_indicator_text_v4" />
 
   <java-symbol type="dimen" name="accessibility_touch_slop" />
diff --git a/core/tests/coretests/src/android/net/LinkPropertiesTest.java b/core/tests/coretests/src/android/net/LinkPropertiesTest.java
index 7e70c6b..63dd86f 100644
--- a/core/tests/coretests/src/android/net/LinkPropertiesTest.java
+++ b/core/tests/coretests/src/android/net/LinkPropertiesTest.java
@@ -33,6 +33,7 @@
     private static InetAddress GATEWAY1 = NetworkUtils.numericToInetAddress("75.208.8.1");
     private static InetAddress GATEWAY2 = NetworkUtils.numericToInetAddress("69.78.8.1");
     private static String NAME = "qmi0";
+    private static int MTU = 1500;
 
     private static LinkAddress LINKADDRV4 = new LinkAddress(ADDRV4, 32);
     private static LinkAddress LINKADDRV6 = new LinkAddress(ADDRV6, 128);
@@ -57,6 +58,9 @@
         assertTrue(source.isIdenticalStackedLinks(target));
         assertTrue(target.isIdenticalStackedLinks(source));
 
+        assertTrue(source.isIdenticalMtu(target));
+        assertTrue(target.isIdenticalMtu(source));
+
         // Check result of equals().
         assertTrue(source.equals(target));
         assertTrue(target.equals(source));
@@ -88,6 +92,7 @@
             // set 2 gateways
             source.addRoute(new RouteInfo(GATEWAY1));
             source.addRoute(new RouteInfo(GATEWAY2));
+            source.setMtu(MTU);
 
             LinkProperties target = new LinkProperties();
 
@@ -99,6 +104,7 @@
             target.addDns(DNS2);
             target.addRoute(new RouteInfo(GATEWAY1));
             target.addRoute(new RouteInfo(GATEWAY2));
+            target.setMtu(MTU);
 
             assertLinkPropertiesEqual(source, target);
 
@@ -111,6 +117,7 @@
             target.addDns(DNS2);
             target.addRoute(new RouteInfo(GATEWAY1));
             target.addRoute(new RouteInfo(GATEWAY2));
+            target.setMtu(MTU);
             assertFalse(source.equals(target));
 
             target.clear();
@@ -123,6 +130,7 @@
             target.addDns(DNS2);
             target.addRoute(new RouteInfo(GATEWAY1));
             target.addRoute(new RouteInfo(GATEWAY2));
+            target.setMtu(MTU);
             assertFalse(source.equals(target));
 
             target.clear();
@@ -134,6 +142,7 @@
             target.addDns(DNS2);
             target.addRoute(new RouteInfo(GATEWAY1));
             target.addRoute(new RouteInfo(GATEWAY2));
+            target.setMtu(MTU);
             assertFalse(source.equals(target));
 
             target.clear();
@@ -145,6 +154,19 @@
             // change gateway
             target.addRoute(new RouteInfo(NetworkUtils.numericToInetAddress("75.208.8.2")));
             target.addRoute(new RouteInfo(GATEWAY2));
+            target.setMtu(MTU);
+            assertFalse(source.equals(target));
+
+            target.clear();
+            target.setInterfaceName(NAME);
+            target.addLinkAddress(LINKADDRV4);
+            target.addLinkAddress(LINKADDRV6);
+            target.addDns(DNS1);
+            target.addDns(DNS2);
+            target.addRoute(GATEWAY1);
+            target.addRoute(GATEWAY2);
+            // change mtu
+            target.setMtu(1440);
             assertFalse(source.equals(target));
 
         } catch (Exception e) {
@@ -167,6 +189,7 @@
             // set 2 gateways
             source.addRoute(new RouteInfo(GATEWAY1));
             source.addRoute(new RouteInfo(GATEWAY2));
+            source.setMtu(MTU);
 
             LinkProperties target = new LinkProperties();
             // Exchange order
@@ -177,6 +200,7 @@
             target.addDns(DNS1);
             target.addRoute(new RouteInfo(GATEWAY2));
             target.addRoute(new RouteInfo(GATEWAY1));
+            target.setMtu(MTU);
 
             assertLinkPropertiesEqual(source, target);
         } catch (Exception e) {
diff --git a/data/fonts/fallback_fonts.xml b/data/fonts/fallback_fonts.xml
index d7b1464..d9170c9 100644
--- a/data/fonts/fallback_fonts.xml
+++ b/data/fonts/fallback_fonts.xml
@@ -175,6 +175,11 @@
     </family>
     <family>
         <fileset>
+            <file>NotoSansSymbols-Regular.ttf</file>
+        </fileset>
+    </family>
+    <family>
+        <fileset>
             <file>AndroidEmoji.ttf</file>
         </fileset>
     </family>
diff --git a/libs/hwui/DisplayList.cpp b/libs/hwui/DisplayList.cpp
index cebfd26..0d7b37d 100644
--- a/libs/hwui/DisplayList.cpp
+++ b/libs/hwui/DisplayList.cpp
@@ -358,7 +358,7 @@
     }
     if (mAnimationMatrix) {
         ALOGD("%*sConcatMatrix (animation) %p: " MATRIX_STRING,
-                level * 2, "", mAnimationMatrix, MATRIX_ARGS(mStaticMatrix));
+                level * 2, "", mAnimationMatrix, MATRIX_ARGS(mAnimationMatrix));
     }
     if (mMatrixFlags != 0) {
         if (mMatrixFlags == TRANSLATION) {
diff --git a/media/java/android/media/MediaPlayer.java b/media/java/android/media/MediaPlayer.java
index d286be4..ce1896a 100644
--- a/media/java/android/media/MediaPlayer.java
+++ b/media/java/android/media/MediaPlayer.java
@@ -1351,8 +1351,10 @@
         mOnInfoListener = null;
         mOnVideoSizeChangedListener = null;
         mOnTimedTextListener = null;
-        mTimeProvider.close();
-        mTimeProvider = null;
+        if (mTimeProvider != null) {
+            mTimeProvider.close();
+            mTimeProvider = null;
+        }
         mOnSubtitleDataListener = null;
         _release();
     }
@@ -1380,11 +1382,17 @@
         if (mSubtitleController != null) {
             mSubtitleController.reset();
         }
+        if (mTimeProvider != null) {
+            mTimeProvider.close();
+            mTimeProvider = null;
+        }
 
         stayAwake(false);
         _reset();
         // make sure none of the listeners get called anymore
-        mEventHandler.removeCallbacksAndMessages(null);
+        if (mEventHandler != null) {
+            mEventHandler.removeCallbacksAndMessages(null);
+        }
 
         disableProxyListener();
     }
@@ -2121,6 +2129,9 @@
 
     /** @hide */
     public MediaTimeProvider getMediaTimeProvider() {
+        if (mTimeProvider == null) {
+            mTimeProvider = new TimeProvider(this);
+        }
         return mTimeProvider;
     }
 
@@ -2761,6 +2772,7 @@
         private static final int REFRESH_AND_NOTIFY_TIME = 1;
         private static final int NOTIFY_STOP = 2;
         private static final int NOTIFY_SEEK = 3;
+        private HandlerThread mHandlerThread;
 
         /** @hide */
         public boolean DEBUG = false;
@@ -2773,7 +2785,18 @@
                 // we assume starting position
                 mRefresh = true;
             }
-            mEventHandler = new EventHandler();
+
+            Looper looper;
+            if ((looper = Looper.myLooper()) == null &&
+                (looper = Looper.getMainLooper()) == null) {
+                // Create our own looper here in case MP was created without one
+                mHandlerThread = new HandlerThread("MediaPlayerMTPEventThread",
+                      Process.THREAD_PRIORITY_FOREGROUND);
+                mHandlerThread.start();
+                looper = mHandlerThread.getLooper();
+            }
+            mEventHandler = new EventHandler(looper);
+
             mListeners = new MediaTimeProvider.OnMediaTimeListener[0];
             mTimes = new long[0];
             mLastTimeUs = 0;
@@ -2790,6 +2813,17 @@
         /** @hide */
         public void close() {
             mEventHandler.removeMessages(NOTIFY);
+            if (mHandlerThread != null) {
+                mHandlerThread.quitSafely();
+                mHandlerThread = null;
+            }
+        }
+
+        /** @hide */
+        protected void finalize() {
+            if (mHandlerThread != null) {
+                mHandlerThread.quitSafely();
+            }
         }
 
         /** @hide */
@@ -3055,6 +3089,10 @@
         }
 
         private class EventHandler extends Handler {
+            public EventHandler(Looper looper) {
+                super(looper);
+            }
+
             @Override
             public void handleMessage(Message msg) {
                 if (msg.what == NOTIFY) {
@@ -3075,10 +3113,5 @@
                 }
             }
         }
-
-        /** @hide */
-        public Handler getHandler() {
-            return mEventHandler;
-        }
     }
 }
diff --git a/packages/DocumentsUI/Android.mk b/packages/DocumentsUI/Android.mk
index 7900953..2f97809 100644
--- a/packages/DocumentsUI/Android.mk
+++ b/packages/DocumentsUI/Android.mk
@@ -3,7 +3,7 @@
 
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_SRC_FILES := $(call all-subdir-java-files)
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 LOCAL_STATIC_JAVA_LIBRARIES := android-support-v4 guava
 
diff --git a/packages/DocumentsUI/res/drawable-hdpi/drawer_shadow.9.png b/packages/DocumentsUI/res/drawable-hdpi/drawer_shadow.9.png
deleted file mode 100644
index 224cc4f..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/drawer_shadow.9.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_breadcrumb_arrow.png b/packages/DocumentsUI/res/drawable-hdpi/ic_breadcrumb_arrow.png
new file mode 100644
index 0000000..8a170b0
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_breadcrumb_arrow.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_accept.png b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_accept.png
index 234ca8a..a7726e7 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_accept.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_accept.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_cancel.png b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_cancel.png
new file mode 100644
index 0000000..658a6dd
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_cancel.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_remove_field_holo_light.png b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_remove_field_holo_light.png
deleted file mode 100644
index c9fa5c6..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_remove_field_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_select_item.png b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_select_item.png
index e9bd010..57b3069 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_cab_select_item.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_cab_select_item.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_dialog_alert.png b/packages/DocumentsUI/res/drawable-hdpi/ic_dialog_alert.png
new file mode 100644
index 0000000..40b4326
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_dialog_alert.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_dir.png b/packages/DocumentsUI/res/drawable-hdpi/ic_dir.png
deleted file mode 100644
index aabeda6..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_dir.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_apk.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_apk.png
index 5bda872..36fccad 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_apk.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_apk.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_audio.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_audio.png
index 38e315a..3aba859 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_audio.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_audio.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_certificate.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_certificate.png
index c6e9582..778f9ba 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_certificate.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_certificate.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_codes.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_codes.png
index c5a748b..65b03d1 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_codes.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_codes.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_compressed.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_compressed.png
index a59bd23..e9719b8 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_compressed.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_compressed.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_contact.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_contact.png
index 87799c6..4b2107c 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_contact.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_contact.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_event.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_event.png
index a3bbc0f..9ca3b35 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_event.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_event.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_font.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_font.png
index 56133d4..dc3bebc 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_font.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_font.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_image.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_image.png
index e655d04..69afe06 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_image.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_image.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_pdf.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_pdf.png
index 9ce032f..c86b92d 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_pdf.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_pdf.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_presentation.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_presentation.png
index 53bfc52..9b9729b 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_presentation.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_presentation.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_spreadsheet.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_spreadsheet.png
index 5a49de8..ab917cef 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_spreadsheet.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_spreadsheet.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_text.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_text.png
index af79de9..9b96b2f 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_text.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_text.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_video.png b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_video.png
index a0676d7..89a0d37 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_doc_video.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_doc_video.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_drawer_shadow.9.png b/packages/DocumentsUI/res/drawable-hdpi/ic_drawer_shadow.9.png
new file mode 100644
index 0000000..594ce69
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_drawer_shadow.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_drawer_shadow_tablet.9.png b/packages/DocumentsUI/res/drawable-hdpi/ic_drawer_shadow_tablet.9.png
new file mode 100644
index 0000000..6ee47a9
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_drawer_shadow_tablet.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_grid_card_background.9.png b/packages/DocumentsUI/res/drawable-hdpi/ic_grid_card_background.9.png
new file mode 100644
index 0000000..8797e94
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_grid_card_background.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_grid_gradient_bg.9.png b/packages/DocumentsUI/res/drawable-hdpi/ic_grid_gradient_bg.9.png
new file mode 100644
index 0000000..4b9eeb0
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_grid_gradient_bg.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_copy.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_copy.png
new file mode 100644
index 0000000..85b60ac
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_copy.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_delete.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_delete.png
new file mode 100644
index 0000000..3a039e0
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_delete.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_disconnect.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_disconnect.png
index 4736da1..164d2de 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_disconnect.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_disconnect.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_edit_holo.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_edit_holo.png
deleted file mode 100644
index 50ac935..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_edit_holo.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_new_folder.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_new_folder.png
index 00faf9d..06adf31 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_new_folder.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_new_folder.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_rename.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_rename.png
new file mode 100644
index 0000000..e8b000c
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_rename.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_search.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_search.png
new file mode 100644
index 0000000..a5ed309
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_search.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_search_holo_light.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_search_holo_light.png
deleted file mode 100644
index cc661e3..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_search_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_settings.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_settings.png
new file mode 100644
index 0000000..2406366
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_settings.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_share.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_share.png
new file mode 100644
index 0000000..61b7099
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_share.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_share_holo_light_icononly.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_share_holo_light_icononly.png
deleted file mode 100644
index 527e43c..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_share_holo_light_icononly.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_sortby.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_sortby.png
new file mode 100644
index 0000000..05df3d7
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_sortby.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_sortby_holo_light.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_sortby_holo_light.png
deleted file mode 100644
index 9421792..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_sortby_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_trash_holo_light.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_trash_holo_light.png
deleted file mode 100644
index f662f94..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_trash_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_revert_holo_light.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_undo.png
similarity index 88%
rename from packages/DocumentsUI/res/drawable-hdpi/ic_menu_revert_holo_light.png
rename to packages/DocumentsUI/res/drawable-hdpi/ic_menu_undo.png
index e9c0b01..6ac9dc1 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_revert_holo_light.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_undo.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_grid.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_grid.png
index 2c59d60..0779f5c 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_grid.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_grid.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_list.png b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_list.png
index 0dbb075..ab7e5cb 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_list.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_menu_view_list.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_open.png b/packages/DocumentsUI/res/drawable-hdpi/ic_open.png
new file mode 100644
index 0000000..17f4a41
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_open.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_perm_group_system_tools.png b/packages/DocumentsUI/res/drawable-hdpi/ic_perm_group_system_tools.png
deleted file mode 100644
index 3905d0e..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_perm_group_system_tools.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_root_download.png b/packages/DocumentsUI/res/drawable-hdpi/ic_root_download.png
index e927efa..baf5810 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_root_download.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_root_download.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_root_folder.png b/packages/DocumentsUI/res/drawable-hdpi/ic_root_folder.png
new file mode 100644
index 0000000..4ee96b9
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_root_folder.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_root_recent.png b/packages/DocumentsUI/res/drawable-hdpi/ic_root_recent.png
index d23e617..5374e27 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_root_recent.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_root_recent.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_root_sdcard.png b/packages/DocumentsUI/res/drawable-hdpi/ic_root_sdcard.png
new file mode 100644
index 0000000..caf58030
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_root_sdcard.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_root_usb.png b/packages/DocumentsUI/res/drawable-hdpi/ic_root_usb.png
index d8c51d7..cfa69f1 100644
--- a/packages/DocumentsUI/res/drawable-hdpi/ic_root_usb.png
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_root_usb.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/ic_subdirectory_arrow.png b/packages/DocumentsUI/res/drawable-hdpi/ic_subdirectory_arrow.png
new file mode 100644
index 0000000..f5c5f18
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-hdpi/ic_subdirectory_arrow.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-hdpi/stat_notify_sdcard_light.png b/packages/DocumentsUI/res/drawable-hdpi/stat_notify_sdcard_light.png
deleted file mode 100644
index 9c9a7de..0000000
--- a/packages/DocumentsUI/res/drawable-hdpi/stat_notify_sdcard_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_breadcrumb_arrow.png b/packages/DocumentsUI/res/drawable-mdpi/ic_breadcrumb_arrow.png
new file mode 100644
index 0000000..623d9db
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_breadcrumb_arrow.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_accept.png b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_accept.png
index ad761e1..11779bb 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_accept.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_accept.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_cancel.png b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_cancel.png
new file mode 100644
index 0000000..bebd803
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_cancel.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_remove_field_holo_light.png b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_remove_field_holo_light.png
deleted file mode 100644
index 7c29b71..0000000
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_remove_field_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_select_item.png b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_select_item.png
index dff246a..af2412f 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_cab_select_item.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_cab_select_item.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_dialog_alert.png b/packages/DocumentsUI/res/drawable-mdpi/ic_dialog_alert.png
new file mode 100644
index 0000000..b092ea0
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_dialog_alert.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_apk.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_apk.png
index 26212e9..1c6f8d1 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_apk.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_apk.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_audio.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_audio.png
index db9fa8b..40cdc76 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_audio.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_audio.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_certificate.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_certificate.png
index 87877fe..94339f4 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_certificate.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_certificate.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_codes.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_codes.png
index d552234..a84490c 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_codes.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_codes.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_compressed.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_compressed.png
index 75c304a..f827d6d 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_compressed.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_compressed.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_contact.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_contact.png
index 849d8e7..33f1367 100644
--- a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_contact.png
+++ b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_contact.png
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diff --git a/packages/DocumentsUI/res/drawable-mdpi/ic_doc_event.png b/packages/DocumentsUI/res/drawable-mdpi/ic_doc_event.png
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+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_settings.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_share.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_share.png
new file mode 100644
index 0000000..bdd8e20
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_share.png
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diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_share_holo_light_icononly.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_share_holo_light_icononly.png
deleted file mode 100644
index 939ea21..0000000
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_share_holo_light_icononly.png
+++ /dev/null
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diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_sortby.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_sortby.png
new file mode 100644
index 0000000..a23bee4
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_sortby.png
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diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_sortby_holo_light.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_sortby_holo_light.png
deleted file mode 100644
index 5241a30..0000000
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_sortby_holo_light.png
+++ /dev/null
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diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_trash_holo_light.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_trash_holo_light.png
deleted file mode 100644
index c985a27..0000000
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_trash_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_revert_holo_light.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_undo.png
similarity index 91%
rename from packages/DocumentsUI/res/drawable-xhdpi/ic_menu_revert_holo_light.png
rename to packages/DocumentsUI/res/drawable-xhdpi/ic_menu_undo.png
index ca67f62..34a0e33 100644
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_revert_holo_light.png
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_undo.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_grid.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_grid.png
index b219d06..c955fc3 100644
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_grid.png
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_grid.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_list.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_list.png
index 897740e..a23c73a 100644
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_list.png
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_menu_view_list.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_open.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_open.png
new file mode 100644
index 0000000..b64d8f1
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_open.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_perm_group_system_tools.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_perm_group_system_tools.png
deleted file mode 100644
index 5dc35da..0000000
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_perm_group_system_tools.png
+++ /dev/null
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diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_download.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_download.png
index 2c30b7f..f66739d 100644
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_download.png
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_download.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_folder.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_folder.png
new file mode 100644
index 0000000..4d5564c
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_folder.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_recent.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_recent.png
index a87ccb8..7e24377 100644
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_recent.png
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_recent.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_sdcard.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_sdcard.png
new file mode 100644
index 0000000..0ce9f9f
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_sdcard.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_usb.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_usb.png
index 116da46..dde7586 100644
--- a/packages/DocumentsUI/res/drawable-xhdpi/ic_root_usb.png
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_root_usb.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/ic_subdirectory_arrow.png b/packages/DocumentsUI/res/drawable-xhdpi/ic_subdirectory_arrow.png
new file mode 100644
index 0000000..7f3364d
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xhdpi/ic_subdirectory_arrow.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xhdpi/stat_notify_sdcard_light.png b/packages/DocumentsUI/res/drawable-xhdpi/stat_notify_sdcard_light.png
deleted file mode 100644
index 671a204..0000000
--- a/packages/DocumentsUI/res/drawable-xhdpi/stat_notify_sdcard_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_breadcrumb_arrow.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_breadcrumb_arrow.png
new file mode 100644
index 0000000..06681e3
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_breadcrumb_arrow.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_accept.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_accept.png
index ca5b1ac..ac88818 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_accept.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_accept.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_cancel.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_cancel.png
new file mode 100644
index 0000000..88356c7
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_cancel.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_remove_field_holo_light.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_remove_field_holo_light.png
deleted file mode 100644
index 953438d5..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_remove_field_holo_light.png
+++ /dev/null
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diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_select_item.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_select_item.png
index 8679156..75658db 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_select_item.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_cab_select_item.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_dialog_alert.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_dialog_alert.png
new file mode 100644
index 0000000..887b1b5
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_dialog_alert.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_apk.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_apk.png
index 45bce08..4eaf6ce 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_apk.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_apk.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_audio.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_audio.png
index e232697..3659f4a 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_audio.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_audio.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_certificate.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_certificate.png
index efcaa87..68e619e 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_certificate.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_certificate.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_codes.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_codes.png
index edaf35e..0ec4e86 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_codes.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_codes.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_compressed.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_compressed.png
index 73f6a1b..bf49d78 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_compressed.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_compressed.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_contact.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_contact.png
index 7f93d76..bdd99d6 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_contact.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_contact.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_event.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_event.png
index 55cb3ec..77a0fae 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_event.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_event.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_font.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_font.png
index 62b612a..30d2c4c 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_font.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_font.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_image.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_image.png
index 1a5c481..5991968 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_image.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_image.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_pdf.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_pdf.png
index 29d0b33..dd94dda 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_pdf.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_pdf.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_presentation.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_presentation.png
index cec53f2..c09d6ab 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_presentation.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_presentation.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_spreadsheet.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_spreadsheet.png
index 220bddb..2170e66 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_spreadsheet.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_spreadsheet.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_text.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_text.png
index 76a1bb5..84960b9 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_text.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_text.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_video.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_video.png
index 20e23c9..42d8ec1 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_video.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_doc_video.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_drawer_shadow.9.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_drawer_shadow.9.png
new file mode 100644
index 0000000..97fd9d6
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_drawer_shadow.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_drawer_shadow_tablet.9.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_drawer_shadow_tablet.9.png
new file mode 100644
index 0000000..3c95790
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_drawer_shadow_tablet.9.png
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diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_grid_card_background.9.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_grid_card_background.9.png
new file mode 100644
index 0000000..7bbaf9d
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_grid_card_background.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_grid_gradient_bg.9.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_grid_gradient_bg.9.png
new file mode 100644
index 0000000..988c8563
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_grid_gradient_bg.9.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_copy.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_copy.png
new file mode 100644
index 0000000..2a0cfc2
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_copy.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_delete.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_delete.png
new file mode 100644
index 0000000..f4dca7f
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_delete.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_disconnect.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_disconnect.png
index aeace05..676d0f7 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_disconnect.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_disconnect.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_edit_holo.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_edit_holo.png
deleted file mode 100644
index 71bcdbf..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_edit_holo.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_new_folder.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_new_folder.png
index 0737442..fb40707 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_new_folder.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_new_folder.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_rename.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_rename.png
new file mode 100644
index 0000000..140abba
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_rename.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_revert_holo_light.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_revert_holo_light.png
deleted file mode 100644
index ced6032..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_revert_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_search.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_search.png
new file mode 100644
index 0000000..6079806
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_search.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_search_holo_light.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_search_holo_light.png
deleted file mode 100644
index c69d526..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_search_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_settings.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_settings.png
new file mode 100644
index 0000000..ecd7de1
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_settings.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_share.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_share.png
new file mode 100644
index 0000000..0a3ac2e
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_share.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_share_holo_light_icononly.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_share_holo_light_icononly.png
deleted file mode 100644
index a3f9a5c..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_share_holo_light_icononly.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_sortby.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_sortby.png
new file mode 100644
index 0000000..358f97a
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_sortby.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_sortby_holo_light.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_sortby_holo_light.png
deleted file mode 100644
index 9810a1e..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_sortby_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_trash_holo_light.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_trash_holo_light.png
deleted file mode 100644
index 1811be8..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_trash_holo_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_undo.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_undo.png
new file mode 100644
index 0000000..fd0a194
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_undo.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_grid.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_grid.png
index 2c58b5e..11ec8da 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_grid.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_grid.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_list.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_list.png
index cf320cd..ed3b0c5 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_list.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_menu_view_list.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_open.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_open.png
new file mode 100644
index 0000000..b467962
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_open.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_perm_group_system_tools.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_perm_group_system_tools.png
deleted file mode 100644
index cee2b05..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_perm_group_system_tools.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_download.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_download.png
index f9fe2be..f22a94a 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_download.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_download.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_folder.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_folder.png
new file mode 100644
index 0000000..077c851
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_folder.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_recent.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_recent.png
index d95ebb5..09cac0e 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_recent.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_recent.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_sdcard.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_sdcard.png
new file mode 100644
index 0000000..5349252
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_sdcard.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_usb.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_usb.png
index 6fbc3c8..6deafc7 100644
--- a/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_usb.png
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_root_usb.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/ic_subdirectory_arrow.png b/packages/DocumentsUI/res/drawable-xxhdpi/ic_subdirectory_arrow.png
new file mode 100644
index 0000000..8710c68
--- /dev/null
+++ b/packages/DocumentsUI/res/drawable-xxhdpi/ic_subdirectory_arrow.png
Binary files differ
diff --git a/packages/DocumentsUI/res/drawable-xxhdpi/stat_notify_sdcard_light.png b/packages/DocumentsUI/res/drawable-xxhdpi/stat_notify_sdcard_light.png
deleted file mode 100644
index 8b8b227..0000000
--- a/packages/DocumentsUI/res/drawable-xxhdpi/stat_notify_sdcard_light.png
+++ /dev/null
Binary files differ
diff --git a/packages/DocumentsUI/res/menu/activity.xml b/packages/DocumentsUI/res/menu/activity.xml
index 4d3dc56..6c37a4e 100644
--- a/packages/DocumentsUI/res/menu/activity.xml
+++ b/packages/DocumentsUI/res/menu/activity.xml
@@ -23,14 +23,14 @@
     <item
         android:id="@+id/menu_search"
         android:title="@string/menu_search"
-        android:icon="@drawable/ic_menu_search_holo_light"
+        android:icon="@drawable/ic_menu_search"
         android:showAsAction="always|collapseActionView"
         android:actionViewClass="android.widget.SearchView"
         android:imeOptions="actionSearch" />
     <item
         android:id="@+id/menu_sort"
         android:title="@string/menu_sort"
-        android:icon="@drawable/ic_menu_sortby_holo_light"
+        android:icon="@drawable/ic_menu_sortby"
         android:showAsAction="always">
         <menu>
             <item
@@ -57,6 +57,6 @@
     <item
         android:id="@+id/menu_settings"
         android:title="@string/menu_settings"
-        android:icon="@drawable/ic_perm_group_system_tools"
+        android:icon="@drawable/ic_menu_settings"
         android:showAsAction="never" />
 </menu>
diff --git a/packages/DocumentsUI/res/xml/document_provider.xml b/packages/DocumentsUI/res/xml/document_provider.xml
deleted file mode 100644
index 77891cb..0000000
--- a/packages/DocumentsUI/res/xml/document_provider.xml
+++ /dev/null
@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2013 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.
--->
-
-<documents-provider xmlns:android="http://schemas.android.com/apk/res/android"
-    android:customRoots="true">
-</documents-provider>
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java b/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
index ba47037..ba464f7 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
@@ -477,13 +477,11 @@
             if (extras != null) {
                 final String info = extras.getString(DocumentsContract.EXTRA_INFO);
                 if (info != null) {
-                    mFooters.add(new MessageFooter(
-                            com.android.internal.R.drawable.ic_menu_info_details, info));
+                    mFooters.add(new MessageFooter(R.drawable.ic_dialog_alert, info));
                 }
                 final String error = extras.getString(DocumentsContract.EXTRA_ERROR);
                 if (error != null) {
-                    mFooters.add(new MessageFooter(
-                            com.android.internal.R.drawable.ic_dialog_alert, error));
+                    mFooters.add(new MessageFooter(R.drawable.ic_dialog_alert, error));
                 }
                 if (extras.getBoolean(DocumentsContract.EXTRA_LOADING, false)) {
                     mFooters.add(new LoadingFooter());
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java b/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
index 8715055..e1f2606 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
@@ -104,7 +104,7 @@
                 R.drawable.ic_drawer, R.string.drawer_open, R.string.drawer_close);
 
         mDrawerLayout.setDrawerListener(mDrawerListener);
-        mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
+        mDrawerLayout.setDrawerShadow(R.drawable.ic_drawer_shadow, GravityCompat.START);
 
         if (icicle != null) {
             mState = icicle.getParcelable(EXTRA_STATE);
diff --git a/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java b/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java
index b5b1033..5caf9ba 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java
@@ -210,7 +210,8 @@
         final Resources res = context.getResources();
 
         if (Document.MIME_TYPE_DIR.equals(mimeType)) {
-            return res.getDrawable(R.drawable.ic_dir);
+            // TODO: return a mipmap, since this is used for grid
+            return res.getDrawable(R.drawable.ic_root_folder);
         }
 
         // Look for exact match first
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
index d192378..d4f1b39 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
@@ -72,7 +72,7 @@
             // Create special root for recents
             final RootInfo root = new RootInfo();
             root.rootType = Root.ROOT_TYPE_SHORTCUT;
-            root.icon = R.drawable.ic_dir;
+            root.icon = R.drawable.ic_root_recent;
             root.flags = Root.FLAG_LOCAL_ONLY | Root.FLAG_SUPPORTS_CREATE;
             root.title = mContext.getString(R.string.root_recent);
             root.availableBytes = -1;
@@ -151,8 +151,12 @@
 
     @GuardedBy("ActivityThread")
     public List<RootInfo> getMatchingRoots(State state) {
+        return getMatchingRoots(mRoots, state);
+    }
+
+    public static List<RootInfo> getMatchingRoots(List<RootInfo> roots, State state) {
         ArrayList<RootInfo> matching = Lists.newArrayList();
-        for (RootInfo root : mRoots) {
+        for (RootInfo root : roots) {
             final boolean supportsCreate = (root.flags & Root.FLAG_SUPPORTS_CREATE) != 0;
             final boolean advanced = (root.flags & Root.FLAG_ADVANCED) != 0;
             final boolean localOnly = (root.flags & Root.FLAG_LOCAL_ONLY) != 0;
@@ -165,7 +169,9 @@
             if (state.localOnly && !localOnly) continue;
 
             // Only include roots that serve requested content
-            if (!MimePredicate.mimeMatches(root.mimeTypes, state.acceptMimes)) {
+            final boolean overlap = MimePredicate.mimeMatches(root.mimeTypes, state.acceptMimes)
+                    || MimePredicate.mimeMatches(state.acceptMimes, root.mimeTypes);
+            if (!overlap) {
                 continue;
             }
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java b/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
index 75baa0a..a6ddf70 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
@@ -26,6 +26,7 @@
 import android.provider.DocumentsContract.Root;
 
 import com.android.documentsui.IconUtils;
+import com.android.documentsui.R;
 
 import java.util.Objects;
 
@@ -38,6 +39,7 @@
     public int rootType;
     public int flags;
     public int icon;
+    public int localIcon;
     public String title;
     public String summary;
     public String documentId;
@@ -59,11 +61,30 @@
         final String raw = getCursorString(cursor, Root.COLUMN_MIME_TYPES);
         root.mimeTypes = (raw != null) ? raw.split("\n") : null;
 
+        // TODO: remove these special case icons
+        if ("com.android.externalstorage.documents".equals(authority)) {
+            root.localIcon = R.drawable.ic_root_sdcard;
+        }
+        if ("com.android.providers.downloads.documents".equals(authority)) {
+            root.localIcon = R.drawable.ic_root_download;
+        }
+        if ("com.android.providers.media.documents".equals(authority)) {
+            if ("image".equals(root.rootId)) {
+                root.localIcon = R.drawable.ic_doc_image;
+            } else if ("audio".equals(root.rootId)) {
+                root.localIcon = R.drawable.ic_doc_audio;
+            }
+        }
+
         return root;
     }
 
     public Drawable loadIcon(Context context) {
-        return IconUtils.loadPackageIcon(context, authority, icon);
+        if (localIcon != 0) {
+            return context.getResources().getDrawable(localIcon);
+        } else {
+            return IconUtils.loadPackageIcon(context, authority, icon);
+        }
     }
 
     @Override
diff --git a/packages/DocumentsUI/tests/Android.mk b/packages/DocumentsUI/tests/Android.mk
new file mode 100644
index 0000000..fdf4fab
--- /dev/null
+++ b/packages/DocumentsUI/tests/Android.mk
@@ -0,0 +1,16 @@
+
+LOCAL_PATH := $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_JAVA_LIBRARIES := android.test.runner
+
+LOCAL_PACKAGE_NAME := DocumentsUITests
+LOCAL_INSTRUMENTATION_FOR := DocumentsUI
+
+LOCAL_CERTIFICATE := platform
+
+include $(BUILD_PACKAGE)
diff --git a/packages/DocumentsUI/tests/AndroidManifest.xml b/packages/DocumentsUI/tests/AndroidManifest.xml
new file mode 100644
index 0000000..81a2889
--- /dev/null
+++ b/packages/DocumentsUI/tests/AndroidManifest.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.documentsui.tests">
+
+    <application>
+        <uses-library android:name="android.test.runner" />
+    </application>
+
+    <instrumentation android:name="android.test.InstrumentationTestRunner"
+        android:targetPackage="com.android.documentsui"
+        android:label="Tests for DocumentsUI" />
+
+</manifest>
diff --git a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
new file mode 100644
index 0000000..f53e60d
--- /dev/null
+++ b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.documentsui;
+
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import com.android.documentsui.DocumentsActivity.State;
+import com.android.documentsui.model.RootInfo;
+import com.google.android.collect.Lists;
+
+import java.util.List;
+
+@SmallTest
+public class RootsCacheTest extends AndroidTestCase {
+
+    private static RootInfo buildForMimeTypes(String... mimeTypes) {
+        final RootInfo root = new RootInfo();
+        root.mimeTypes = mimeTypes;
+        return root;
+    }
+
+    private RootInfo mNull = new RootInfo();
+    private RootInfo mEmpty = buildForMimeTypes();
+    private RootInfo mWild = buildForMimeTypes("*/*");
+    private RootInfo mImages = buildForMimeTypes("image/*");
+    private RootInfo mAudio = buildForMimeTypes("audio/*", "application/ogg", "application/x-flac");
+    private RootInfo mDocs = buildForMimeTypes("application/msword", "application/vnd.ms-excel");
+    private RootInfo mMalformed1 = buildForMimeTypes("meow");
+    private RootInfo mMalformed2 = buildForMimeTypes("*/meow");
+
+    private List<RootInfo> mRoots = Lists.newArrayList(
+            mNull, mWild, mEmpty, mImages, mAudio, mDocs, mMalformed1, mMalformed2);
+
+    private State mState;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+
+        mState = new State();
+        mState.action = State.ACTION_OPEN;
+        mState.showAdvanced = true;
+        mState.localOnly = false;
+    }
+
+    public void testMatchingRootsEverything() throws Exception {
+        mState.acceptMimes = new String[] { "*/*" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mImages, mAudio, mDocs, mMalformed1, mMalformed2),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsPngOrWild() throws Exception {
+        mState.acceptMimes = new String[] { "image/png", "*/*" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mImages, mAudio, mDocs, mMalformed1, mMalformed2),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsAudioWild() throws Exception {
+        mState.acceptMimes = new String[] { "audio/*" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mAudio),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsAudioWildOrImageWild() throws Exception {
+        mState.acceptMimes = new String[] { "audio/*", "image/*" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mAudio, mImages),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsAudioSpecific() throws Exception {
+        mState.acceptMimes = new String[] { "audio/mpeg" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mAudio),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsDocument() throws Exception {
+        mState.acceptMimes = new String[] { "application/msword" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mDocs),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsApplication() throws Exception {
+        mState.acceptMimes = new String[] { "application/*" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mAudio, mDocs),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    public void testMatchingRootsFlacOrPng() throws Exception {
+        mState.acceptMimes = new String[] { "application/x-flac", "image/png" };
+        assertContainsExactly(
+                Lists.newArrayList(mNull, mWild, mAudio, mImages),
+                RootsCache.getMatchingRoots(mRoots, mState));
+    }
+
+    private static void assertContainsExactly(List<?> expected, List<?> actual) {
+        assertEquals(expected.size(), actual.size());
+        for (Object o : expected) {
+            assertTrue(actual.contains(o));
+        }
+    }
+}
diff --git a/packages/ExternalStorageProvider/res/drawable-hdpi/ic_pdf.png b/packages/ExternalStorageProvider/res/drawable-hdpi/ic_pdf.png
deleted file mode 100644
index 961a9bb..0000000
--- a/packages/ExternalStorageProvider/res/drawable-hdpi/ic_pdf.png
+++ /dev/null
Binary files differ
diff --git a/packages/ExternalStorageProvider/res/xml/document_provider.xml b/packages/ExternalStorageProvider/res/xml/document_provider.xml
deleted file mode 100644
index 929a273..0000000
--- a/packages/ExternalStorageProvider/res/xml/document_provider.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2013 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.
--->
-
-<documents-provider xmlns:android="http://schemas.android.com/apk/res/android"
-    android:customRoots="true">
-
-    <icon android:mimeType="application/pdf" android:icon="@drawable/ic_pdf" />
-    <icon android:mimeType="text/*" android:icon="@drawable/ic_pdf" />
-</documents-provider>
diff --git a/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java b/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
index bbe3b45..226d635 100644
--- a/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
+++ b/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
@@ -88,7 +88,6 @@
             root.rootId = "primary";
             root.rootType = Root.ROOT_TYPE_DEVICE;
             root.flags = Root.FLAG_SUPPORTS_CREATE | Root.FLAG_LOCAL_ONLY | Root.FLAG_ADVANCED;
-            root.icon = R.drawable.ic_pdf;
             root.title = getContext().getString(R.string.root_internal_storage);
             root.docId = getDocIdForFile(path);
             mRoots.add(root);
diff --git a/packages/Keyguard/AndroidManifest.xml b/packages/Keyguard/AndroidManifest.xml
index 7d77c48..d2c82c8 100644
--- a/packages/Keyguard/AndroidManifest.xml
+++ b/packages/Keyguard/AndroidManifest.xml
@@ -37,6 +37,8 @@
     <uses-permission android:name="android.permission.INTERNAL_SYSTEM_WINDOW" />
     <uses-permission android:name="android.permission.BIND_DEVICE_ADMIN" />
     <uses-permission android:name="android.permission.CHANGE_COMPONENT_ENABLED_STATE" />
+    <!-- Permission to perform hotword recognition -->
+    <uses-permission android:name="android.permission.HOTWORD_RECOGNITION" />
 
     <application android:label="@string/app_name"
         android:process="com.android.systemui"
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardHostView.java b/packages/Keyguard/src/com/android/keyguard/KeyguardHostView.java
index 00124b0..78b842c 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardHostView.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardHostView.java
@@ -1784,30 +1784,23 @@
             }
         }
 
-        public void onHotwordRecognized(final PendingIntent intent) {
+        public void onHotwordRecognized(final Intent intent) {
             if (DEBUG) Log.d(TAG, "onHotwordRecognized");
             maybeStopHotwordDetector();
+            // See if an activity can handle this intent.
+            if (getContext().getPackageManager().resolveActivity(intent, 0) == null)
+                return;
             if (SecurityMode.None == mCurrentSecuritySelection) {
                 if (intent != null) {
-                    try {
-                        intent.send();
-                    } catch (PendingIntent.CanceledException e) {
-                        Log.w(TAG, "Failed to launch PendingIntent. Encountered CanceledException");
-                    }
+                    mActivityLauncher.launchActivity(intent, true, true, null, null);
                 }
                 mCallback.userActivity(0);
-                mCallback.dismiss(false);
             } else if (ENABLE_HOTWORD_SECURE && mLockPatternUtils.isSecure()) {
                 setOnDismissAction(new OnDismissAction() {
                     @Override
                     public boolean onDismiss() {
                         if (intent != null) {
-                            try {
-                                intent.send();
-                            } catch (PendingIntent.CanceledException e) {
-                                Log.w(TAG, "Failed to launch PendingIntent."
-                                        + "Encountered CanceledException");
-                            }
+                            mActivityLauncher.launchActivity(intent, true, true, null, null);
                         }
                         return false;
                     }
diff --git a/packages/SystemUI/res/drawable-hdpi/ic_notification_overlay.9.png b/packages/SystemUI/res/drawable-hdpi/ic_notification_overlay.9.png
index fd33ef3..a93916f 100644
--- a/packages/SystemUI/res/drawable-hdpi/ic_notification_overlay.9.png
+++ b/packages/SystemUI/res/drawable-hdpi/ic_notification_overlay.9.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_0.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_0.png
index be6bad3..4ff22d2 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_0.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_0.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_100.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_100.png
index 5382e0a..612b3622 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_100.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_100.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_15.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_15.png
index 4c60c68..c779e7e 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_15.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_15.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_28.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_28.png
index f526262..a6d4796 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_28.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_28.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_43.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_43.png
index dffa104..67a6a73 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_43.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_43.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_57.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_57.png
index 5870080..f972ebd 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_57.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_57.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_71.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_71.png
index 017e5a1..b707fa1 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_71.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_71.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_85.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_85.png
index 362b38d..82d6545 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_85.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_85.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim0.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim0.png
index b225e7f..59edd98 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim0.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim0.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim100.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim100.png
index e676c2a..450dd70 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim100.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim100.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim15.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim15.png
index b76a124..ae6fee5 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim15.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim15.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim28.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim28.png
index 843b833..67fa3ad 100644
--- a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim28.png
+++ b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim28.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim43.png b/packages/SystemUI/res/drawable-hdpi/stat_sys_battery_charge_anim43.png
index ac0b5ef..ba367ea 100644
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Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_3_fully.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_3_fully.png
index c76e188..e49fd0a 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_3_fully.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_3_fully.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4.png
index 75a182f..8aff999 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4_fully.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4_fully.png
index 188981315..c5114e7 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4_fully.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_signal_4_fully.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_0.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_0.png
index 93fd9b6..bc272ed 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_0.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_0.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1.png
index a8681ec..3fe77d0 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1_fully.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1_fully.png
index 47a04cb..d032db3 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1_fully.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_1_fully.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2.png
index 343eef9..dec522d 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2_fully.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2_fully.png
index 033bced..562101b 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2_fully.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_2_fully.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3.png
index 168f8ff..9e679c2 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3_fully.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3_fully.png
index c546e08..ceb4163 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3_fully.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_3_fully.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4.png
index a7b32c9..f4c7250 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4_fully.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4_fully.png
index 1126d9b..494b005 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4_fully.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_4_fully.png
Binary files differ
diff --git a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_null.png b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_null.png
index 5f8e67b..3da56ad 100644
--- a/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_null.png
+++ b/packages/SystemUI/res/drawable-xxhdpi/stat_sys_wifi_signal_null.png
Binary files differ
diff --git a/packages/SystemUI/res/values/arrays.xml b/packages/SystemUI/res/values/arrays.xml
index 174fb9e..0812e80 100644
--- a/packages/SystemUI/res/values/arrays.xml
+++ b/packages/SystemUI/res/values/arrays.xml
@@ -47,8 +47,8 @@
         <item>100</item>
     </array>
     <array name="batterymeter_color_values">
-        <item>#FFFF0000</item>
-        <item>#FFFE6600</item>
+        <item>#FFFF3300</item>
+        <item>#FFFF3300</item>
         <item>#FFFFFFFF</item>
     </array>
 
diff --git a/packages/SystemUI/res/values/colors.xml b/packages/SystemUI/res/values/colors.xml
index 2c06aec..67a932a 100644
--- a/packages/SystemUI/res/values/colors.xml
+++ b/packages/SystemUI/res/values/colors.xml
@@ -34,8 +34,7 @@
     <drawable name="heads_up_notification_bg_pressed">#ff33B5E5</drawable>
     <drawable name="notification_header_bg">#FF000000</drawable>
     <color name="notification_panel_scrim_color">#B0000000</color>
-
-    <color name="batterymeter_frame_color">#33FFFFFF</color>
-    <color name="batterymeter_charge_color">#7FFFFFFF</color>
+    <color name="batterymeter_frame_color">#66FFFFFF</color><!-- 40% white -->
+    <color name="batterymeter_charge_color">#FFFFFFFF</color>
     <color name="status_bar_clock_color">#FFFFFFFF</color>
 </resources>
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index e0b3bc6..3076ab4 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -89,7 +89,7 @@
     <dimen name="status_bar_icon_drawing_size">18dip</dimen>
 
     <!-- opacity at which Notification icons will be drawn in the status bar -->
-    <item type="dimen" name="status_bar_icon_drawing_alpha">65%</item>
+    <item type="dimen" name="status_bar_icon_drawing_alpha">75%</item>
 
     <!-- gap on either side of status bar notification icons -->
     <dimen name="status_bar_icon_padding">0dp</dimen>
diff --git a/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java b/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
index 6a0f6e3..be5c326 100755
--- a/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
+++ b/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
@@ -23,6 +23,7 @@
 import android.content.res.Resources;
 import android.content.res.TypedArray;
 import android.graphics.Canvas;
+import android.graphics.LightingColorFilter;
 import android.graphics.Paint;
 import android.graphics.Rect;
 import android.graphics.RectF;
@@ -42,6 +43,11 @@
     public static final boolean SINGLE_DIGIT_PERCENT = false;
     public static final boolean SHOW_100_PERCENT = false;
 
+    private static final LightingColorFilter LIGHTNING_FILTER_OPAQUE =
+            new LightingColorFilter(0x00000000, 0x00000000);
+    private static final LightingColorFilter LIGHTNING_FILTER_TRANS =
+            new LightingColorFilter(0x00999999, 0x00000000);
+
     public static final int FULL = 96;
     public static final int EMPTY = 4;
 
@@ -214,6 +220,15 @@
         return color;
     }
 
+    // TODO jspurlock - remove once we draw hollow bolt in code
+    public void setBarTransparent(boolean isTransparent) {
+        mLightning.setColorFilter(isTransparent ? LIGHTNING_FILTER_TRANS : LIGHTNING_FILTER_OPAQUE);
+        BatteryTracker tracker = mDemoMode ? mDemoTracker : mTracker;
+        if (tracker.plugged) {
+            postInvalidate();
+        }
+    }
+
     @Override
     public void draw(Canvas c) {
         BatteryTracker tracker = mDemoMode ? mDemoTracker : mTracker;
@@ -290,17 +305,6 @@
                     x,
                     y,
                     mTextPaint);
-
-//            Paint pt = new Paint();
-//            pt.setStrokeWidth(1f);
-//            pt.setStyle(Paint.Style.STROKE);
-//            pt.setColor(0xFFFF0000);
-//            c.drawRect(x, y-mTextHeight, x+tw, y, pt);
-//
-//            Slog.v(TAG, "tw=" + tw + " th=" + mTextHeight);
-//
-//            pt.setColor(0xFFFF00FF);
-//            c.drawRect(1, 1, mWidth, mHeight, pt);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
index 63e0c7a..f8b6ca6 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
@@ -16,11 +16,6 @@
 
 package com.android.systemui.statusbar.phone;
 
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
-
-import android.animation.Animator;
-import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.app.ActivityManager;
 import android.content.Context;
@@ -33,6 +28,7 @@
 import android.view.View;
 import android.view.accessibility.AccessibilityEvent;
 
+import com.android.systemui.BatteryMeterView;
 import com.android.systemui.EventLogTags;
 import com.android.systemui.R;
 
@@ -59,6 +55,7 @@
         private final float mAlphaWhenTransparent = 1;
         private View mLeftSide;
         private View mRightSide;
+        private BatteryMeterView mBattery;
 
         public StatusBarTransitions(Context context) {
             super(context, PhoneStatusBarView.this);
@@ -70,6 +67,7 @@
         public void init() {
             mLeftSide = findViewById(R.id.notification_icon_area);
             mRightSide = findViewById(R.id.system_icon_area);
+            mBattery = (BatteryMeterView) findViewById(R.id.battery);
             applyMode(getMode(), false /*animate*/);
         }
 
@@ -84,8 +82,11 @@
         }
 
         public float getAlphaFor(int mode) {
-            final boolean isTransparent = mode == MODE_SEMI_TRANSPARENT || mode == MODE_TRANSPARENT;
-            return isTransparent ? mAlphaWhenTransparent : mAlphaWhenOpaque;
+            return isTransparent(mode) ? mAlphaWhenTransparent : mAlphaWhenOpaque;
+        }
+
+        private boolean isTransparent(int mode) {
+            return mode == MODE_SEMI_TRANSPARENT || mode == MODE_TRANSPARENT;
         }
 
         @Override
@@ -96,13 +97,13 @@
 
         private void applyMode(int mode, boolean animate) {
             if (mLeftSide == null || mRightSide == null) return;
+            mBattery.setBarTransparent(isTransparent(mode));
             float newAlpha = getAlphaFor(mode);
             if (animate) {
                 ObjectAnimator lhs = animateTransitionTo(mLeftSide, newAlpha);
-                ObjectAnimator rhs = animateTransitionTo(mRightSide, newAlpha);
-                AnimatorSet set = new AnimatorSet();
-                set.playTogether(lhs, rhs);
-                set.start();
+                lhs.start();
+                // TODO jspurlock - fix conflicting rhs animations on tablets
+                mRightSide.setAlpha(newAlpha);
             } else {
                 mLeftSide.setAlpha(newAlpha);
                 mRightSide.setAlpha(newAlpha);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/LocationController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/LocationController.java
index 5f6063d..312bba3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/LocationController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/LocationController.java
@@ -129,6 +129,8 @@
         // setting won't be fully enabled until the user accepts the agreement.
         int mode = enabled
                 ? Settings.Secure.LOCATION_MODE_HIGH_ACCURACY : Settings.Secure.LOCATION_MODE_OFF;
+        // QuickSettings always runs as the owner, so specifically set the settings
+        // for the current foreground user.
         return Settings.Secure
                 .putIntForUser(cr, Settings.Secure.LOCATION_MODE, mode, currentUserId);
     }
@@ -137,14 +139,11 @@
      * Returns true if location isn't disabled in settings.
      */
     public boolean isLocationEnabled() {
-        int currentUserId = ActivityManager.getCurrentUser();
-        if (isUserLocationRestricted(currentUserId)) {
-            return false;
-        }
-
         ContentResolver resolver = mContext.getContentResolver();
+        // QuickSettings always runs as the owner, so specifically retrieve the settings
+        // for the current foreground user.
         int mode = Settings.Secure.getIntForUser(resolver, Settings.Secure.LOCATION_MODE,
-                Settings.Secure.LOCATION_MODE_OFF, currentUserId);
+                Settings.Secure.LOCATION_MODE_OFF, ActivityManager.getCurrentUser());
         return mode != Settings.Secure.LOCATION_MODE_OFF;
     }
 
diff --git a/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java b/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
index d377902..27bf38cc 100644
--- a/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
+++ b/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
@@ -460,6 +460,8 @@
     PowerManager.WakeLock mBroadcastWakeLock;
     boolean mHavePendingMediaKeyRepeatWithWakeLock;
 
+    private int mCurrentUserId;
+
     // Maps global key codes to the components that will handle them.
     private GlobalKeyManager mGlobalKeyManager;
 
@@ -4813,7 +4815,7 @@
         ResolveInfo info = mContext.getPackageManager().resolveActivityAsUser(
                 intent,
                 PackageManager.MATCH_DEFAULT_ONLY | PackageManager.GET_META_DATA,
-                getCurrentUserId());
+                mCurrentUserId);
         if (info != null) {
             ai = info.activityInfo;
         }
@@ -4828,16 +4830,6 @@
         return null;
     }
 
-    private int getCurrentUserId() {
-        try {
-            UserInfo user = ActivityManagerNative.getDefault().getCurrentUser();
-            return user != null ? user.id : UserHandle.USER_NULL;
-        } catch (RemoteException e) {
-            // noop
-        }
-        return UserHandle.USER_NULL;
-    }
-
     void startDockOrHome() {
         awakenDreams();
 
@@ -5093,9 +5085,9 @@
         boolean oldTransientNav = isTransientNavigationAllowed(oldVis);
         boolean isTransientNav = isTransientNavigationAllowed(vis);
         if (mFocusedWindow != null && oldTransientNav != isTransientNav) {
-            final int uid = getCurrentUserId();
             final String pkg = mFocusedWindow.getOwningPackage();
-            mTransientNavigationConfirmation.transientNavigationChanged(uid, pkg, isTransientNav);
+            mTransientNavigationConfirmation.transientNavigationChanged(mCurrentUserId, pkg,
+                    isTransientNav);
         }
         vis = mNavigationBarController.updateVisibilityLw(isTransientNav, oldVis, vis);
 
@@ -5174,6 +5166,7 @@
 
     @Override
     public void setCurrentUserLw(int newUserId) {
+        mCurrentUserId = newUserId;
         if (mKeyguardDelegate != null) {
             mKeyguardDelegate.setCurrentUser(newUserId);
         }
diff --git a/services/java/com/android/server/ConnectivityService.java b/services/java/com/android/server/ConnectivityService.java
index 7f9dc26..ab0eb23 100644
--- a/services/java/com/android/server/ConnectivityService.java
+++ b/services/java/com/android/server/ConnectivityService.java
@@ -184,7 +184,7 @@
     private static final String ACTION_PKT_CNT_SAMPLE_INTERVAL_ELAPSED =
             "android.net.ConnectivityService.action.PKT_CNT_SAMPLE_INTERVAL_ELAPSED";
 
-    private static final int SAMPLE_INTERVAL_ELAPSED_REQURST_CODE = 0;
+    private static final int SAMPLE_INTERVAL_ELAPSED_REQUEST_CODE = 0;
 
     private PendingIntent mSampleIntervalElapsedIntent;
 
@@ -661,7 +661,7 @@
         // start network sampling ..
         Intent intent = new Intent(ACTION_PKT_CNT_SAMPLE_INTERVAL_ELAPSED, null);
         mSampleIntervalElapsedIntent = PendingIntent.getBroadcast(mContext,
-                SAMPLE_INTERVAL_ELAPSED_REQURST_CODE, intent, 0);
+                SAMPLE_INTERVAL_ELAPSED_REQUEST_CODE, intent, 0);
 
         mAlarmManager = (AlarmManager)mContext.getSystemService(Context.ALARM_SERVICE);
         setAlarm(DEFAULT_START_SAMPLING_INTERVAL_IN_SECONDS * 1000, mSampleIntervalElapsedIntent);
@@ -2299,6 +2299,7 @@
         }
         thisNet.setTeardownRequested(false);
         updateNetworkSettings(thisNet);
+        updateMtuSizeSettings(thisNet);
         handleConnectivityChange(newNetType, false);
         sendConnectedBroadcastDelayed(info, getConnectivityChangeDelay());
 
@@ -2636,6 +2637,26 @@
         return routesChanged;
     }
 
+   /**
+     * Reads the network specific MTU size from reources.
+     * and set it on it's iface.
+     */
+   private void updateMtuSizeSettings(NetworkStateTracker nt) {
+       final String iface = nt.getLinkProperties().getInterfaceName();
+       final int mtu = nt.getLinkProperties().getMtu();
+
+       if (mtu < 68 || mtu > 10000) {
+           loge("Unexpected mtu value: " + nt);
+           return;
+       }
+
+       try {
+           if (VDBG) log("Setting MTU size: " + iface + ", " + mtu);
+           mNetd.setMtu(iface, mtu);
+       } catch (Exception e) {
+           Slog.e(TAG, "exception in setMtu()" + e);
+       }
+   }
 
     /**
      * Reads the network specific TCP buffer sizes from SystemProperties
@@ -3017,7 +3038,7 @@
         public void handleMessage(Message msg) {
             NetworkInfo info;
             switch (msg.what) {
-                case EVENT_CLEAR_NET_TRANSITION_WAKELOCK:
+                case EVENT_CLEAR_NET_TRANSITION_WAKELOCK: {
                     String causedBy = null;
                     synchronized (ConnectivityService.this) {
                         if (msg.arg1 == mNetTransitionWakeLockSerialNumber &&
@@ -3030,49 +3051,44 @@
                         log("NetTransition Wakelock for " + causedBy + " released by timeout");
                     }
                     break;
-                case EVENT_RESTORE_DEFAULT_NETWORK:
+                }
+                case EVENT_RESTORE_DEFAULT_NETWORK: {
                     FeatureUser u = (FeatureUser)msg.obj;
                     u.expire();
                     break;
-                case EVENT_INET_CONDITION_CHANGE:
-                {
+                }
+                case EVENT_INET_CONDITION_CHANGE: {
                     int netType = msg.arg1;
                     int condition = msg.arg2;
                     handleInetConditionChange(netType, condition);
                     break;
                 }
-                case EVENT_INET_CONDITION_HOLD_END:
-                {
+                case EVENT_INET_CONDITION_HOLD_END: {
                     int netType = msg.arg1;
                     int sequence = msg.arg2;
                     handleInetConditionHoldEnd(netType, sequence);
                     break;
                 }
-                case EVENT_SET_NETWORK_PREFERENCE:
-                {
+                case EVENT_SET_NETWORK_PREFERENCE: {
                     int preference = msg.arg1;
                     handleSetNetworkPreference(preference);
                     break;
                 }
-                case EVENT_SET_MOBILE_DATA:
-                {
+                case EVENT_SET_MOBILE_DATA: {
                     boolean enabled = (msg.arg1 == ENABLED);
                     handleSetMobileData(enabled);
                     break;
                 }
-                case EVENT_APPLY_GLOBAL_HTTP_PROXY:
-                {
+                case EVENT_APPLY_GLOBAL_HTTP_PROXY: {
                     handleDeprecatedGlobalHttpProxy();
                     break;
                 }
-                case EVENT_SET_DEPENDENCY_MET:
-                {
+                case EVENT_SET_DEPENDENCY_MET: {
                     boolean met = (msg.arg1 == ENABLED);
                     handleSetDependencyMet(msg.arg2, met);
                     break;
                 }
-                case EVENT_SEND_STICKY_BROADCAST_INTENT:
-                {
+                case EVENT_SEND_STICKY_BROADCAST_INTENT: {
                     Intent intent = (Intent)msg.obj;
                     sendStickyBroadcast(intent);
                     break;
@@ -3101,10 +3117,12 @@
                         log("EVENT_ENABLE_FAIL_FAST_MOBILE_DATA: stale arg1:" + msg.arg1
                                 + " != tag:" + tag);
                     }
+                    break;
                 }
-                case EVENT_SAMPLE_INTERVAL_ELAPSED:
+                case EVENT_SAMPLE_INTERVAL_ELAPSED: {
                     handleNetworkSamplingTimeout();
                     break;
+                }
             }
         }
     }
@@ -4774,4 +4792,3 @@
         mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, wakeupTime, intent);
     }
 }
-
diff --git a/services/java/com/android/server/NetworkManagementService.java b/services/java/com/android/server/NetworkManagementService.java
index dfcab29..82cc540 100644
--- a/services/java/com/android/server/NetworkManagementService.java
+++ b/services/java/com/android/server/NetworkManagementService.java
@@ -838,6 +838,18 @@
     }
 
     @Override
+    public void setMtu(String iface, int mtu) {
+        mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);
+
+        final NativeDaemonEvent event;
+        try {
+            event = mConnector.execute("interface", "setmtu", iface, mtu);
+        } catch (NativeDaemonConnectorException e) {
+            throw e.rethrowAsParcelableException();
+        }
+    }
+
+    @Override
     public void shutdown() {
         // TODO: remove from aidl if nobody calls externally
         mContext.enforceCallingOrSelfPermission(SHUTDOWN, TAG);
diff --git a/services/java/com/android/server/am/ProcessStatsService.java b/services/java/com/android/server/am/ProcessStatsService.java
index 55409c2..43ae46f 100644
--- a/services/java/com/android/server/am/ProcessStatsService.java
+++ b/services/java/com/android/server/am/ProcessStatsService.java
@@ -413,6 +413,7 @@
         mWriteLock.lock();
         try {
             synchronized (mAm) {
+                mProcessStats.mTimePeriodEndRealtime = SystemClock.elapsedRealtime();
                 mProcessStats.writeToParcel(current, 0);
             }
             if (historic != null) {
diff --git a/services/java/com/android/server/power/ElectronBeam.java b/services/java/com/android/server/power/ElectronBeam.java
index 379e704..0d92f66 100644
--- a/services/java/com/android/server/power/ElectronBeam.java
+++ b/services/java/com/android/server/power/ElectronBeam.java
@@ -319,10 +319,10 @@
 
     /**
      * Draws a frame where the electron beam has been stretched out into
-     * a thin white horizontal line that fades as it expands outwards.
+     * a thin white horizontal line that fades as it collapses inwards.
      *
-     * @param stretch The stretch factor.  0.0 is no stretch / no fade,
-     * 1.0 is maximum stretch / maximum fade.
+     * @param stretch The stretch factor.  0.0 is maximum stretch / no fade,
+     * 1.0 is collapsed / maximum fade.
      */
     private void drawHStretch(float stretch) {
         // compute interpolation scale factor
@@ -338,7 +338,7 @@
 
             // draw narrow fading white line
             setHStretchQuad(mVertexBuffer, mDisplayWidth, mDisplayHeight, ag);
-            GLES10.glColor4f(1.0f - ag, 1.0f - ag, 1.0f - ag, 1.0f);
+            GLES10.glColor4f(1.0f - ag*0.75f, 1.0f - ag*0.75f, 1.0f - ag*0.75f, 1.0f);
             GLES10.glDrawArrays(GLES10.GL_TRIANGLE_FAN, 0, 4);
 
             // clean up
@@ -355,7 +355,7 @@
     }
 
     private static void setHStretchQuad(FloatBuffer vtx, float dw, float dh, float a) {
-        final float w = dw + (dw * a);
+        final float w = 2 * dw * (1.0f - a);
         final float h = 1.0f;
         final float x = (dw - w) * 0.5f;
         final float y = (dh - h) * 0.5f;
diff --git a/wifi/java/android/net/wifi/WifiConfigStore.java b/wifi/java/android/net/wifi/WifiConfigStore.java
index 4baab1f..ea7904c 100644
--- a/wifi/java/android/net/wifi/WifiConfigStore.java
+++ b/wifi/java/android/net/wifi/WifiConfigStore.java
@@ -680,9 +680,15 @@
             }
             config.ipAssignment = IpAssignment.DHCP;
             config.proxySettings = ProxySettings.NONE;
-            mConfiguredNetworks.put(config.networkId, config);
-            mNetworkIds.put(configKey(config), config.networkId);
-            localLog("loaded configured network", config.networkId);
+
+            if (mNetworkIds.containsKey(configKey(config))) {
+                // That SSID is already known, just ignore this duplicate entry
+                localLog("discarded duplicate network", config.networkId);
+            } else {
+                mConfiguredNetworks.put(config.networkId, config);
+                mNetworkIds.put(configKey(config), config.networkId);
+                localLog("loaded configured network", config.networkId);
+            }
         }
 
         readIpAndProxyConfigurations();
diff --git a/wifi/java/android/net/wifi/WifiNative.java b/wifi/java/android/net/wifi/WifiNative.java
index f86a51c9..83789e2 100644
--- a/wifi/java/android/net/wifi/WifiNative.java
+++ b/wifi/java/android/net/wifi/WifiNative.java
@@ -500,7 +500,7 @@
     }
 
     public void bssFlush() {
-        doBooleanCommand("BSS_FLUSH");
+        doBooleanCommand("BSS_FLUSH 0");
     }
 
     public boolean startWpsPbc(String bssid) {