Merge "Use Choreographer for window manager animation timing."
diff --git a/api/current.txt b/api/current.txt
index d0176a5..051ea66 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -4670,10 +4670,9 @@
 
   public abstract class AsyncTaskLoader extends android.content.Loader {
     ctor public AsyncTaskLoader(android.content.Context);
-    method public boolean cancelLoad();
-    method protected boolean isLoadInBackgroundCanceled();
+    method public void cancelLoadInBackground();
+    method public boolean isLoadInBackgroundCanceled();
     method public abstract D loadInBackground();
-    method protected void onCancelLoadInBackground();
     method public void onCanceled(D);
     method protected D onLoadInBackground();
     method public void setUpdateThrottle(long);
@@ -5765,7 +5764,9 @@
   public class Loader {
     ctor public Loader(android.content.Context);
     method public void abandon();
+    method public boolean cancelLoad();
     method public java.lang.String dataToString(D);
+    method public void deliverCancellation();
     method public void deliverResult(D);
     method public void dump(java.lang.String, java.io.FileDescriptor, java.io.PrintWriter, java.lang.String[]);
     method public void forceLoad();
@@ -5775,23 +5776,30 @@
     method public boolean isReset();
     method public boolean isStarted();
     method protected void onAbandon();
+    method protected boolean onCancelLoad();
     method public void onContentChanged();
     method protected void onForceLoad();
     method protected void onReset();
     method protected void onStartLoading();
     method protected void onStopLoading();
     method public void registerListener(int, android.content.Loader.OnLoadCompleteListener<D>);
+    method public void registerOnLoadCanceledListener(android.content.Loader.OnLoadCanceledListener<D>);
     method public void reset();
     method public final void startLoading();
     method public void stopLoading();
     method public boolean takeContentChanged();
     method public void unregisterListener(android.content.Loader.OnLoadCompleteListener<D>);
+    method public void unregisterOnLoadCanceledListener(android.content.Loader.OnLoadCanceledListener<D>);
   }
 
   public final class Loader.ForceLoadContentObserver extends android.database.ContentObserver {
     ctor public Loader.ForceLoadContentObserver();
   }
 
+  public static abstract interface Loader.OnLoadCanceledListener {
+    method public abstract void onLoadCanceled(android.content.Loader<D>);
+  }
+
   public static abstract interface Loader.OnLoadCompleteListener {
     method public abstract void onLoadComplete(android.content.Loader<D>, D);
   }
@@ -11631,7 +11639,7 @@
     method public void setNetworkPreference(int);
     method public int startUsingNetworkFeature(int, java.lang.String);
     method public int stopUsingNetworkFeature(int, java.lang.String);
-    field public static final java.lang.String ACTION_BACKGROUND_DATA_SETTING_CHANGED = "android.net.conn.BACKGROUND_DATA_SETTING_CHANGED";
+    field public static final deprecated java.lang.String ACTION_BACKGROUND_DATA_SETTING_CHANGED = "android.net.conn.BACKGROUND_DATA_SETTING_CHANGED";
     field public static final java.lang.String CONNECTIVITY_ACTION = "android.net.conn.CONNECTIVITY_CHANGE";
     field public static final int DEFAULT_NETWORK_PREFERENCE = 1; // 0x1
     field public static final java.lang.String EXTRA_EXTRA_INFO = "extraInfo";
diff --git a/core/java/android/app/LoaderManager.java b/core/java/android/app/LoaderManager.java
index d83d2e6..ff71ee7 100644
--- a/core/java/android/app/LoaderManager.java
+++ b/core/java/android/app/LoaderManager.java
@@ -17,6 +17,7 @@
 package android.app;
 
 import android.content.Loader;
+import android.content.Loader.OnLoadCanceledListener;
 import android.os.Bundle;
 import android.util.DebugUtils;
 import android.util.Log;
@@ -219,7 +220,8 @@
     
     boolean mCreatingLoader;
 
-    final class LoaderInfo implements Loader.OnLoadCompleteListener<Object> {
+    final class LoaderInfo implements Loader.OnLoadCompleteListener<Object>,
+            Loader.OnLoadCanceledListener<Object> {
         final int mId;
         final Bundle mArgs;
         LoaderManager.LoaderCallbacks<Object> mCallbacks;
@@ -271,6 +273,7 @@
                 }
                 if (!mListenerRegistered) {
                     mLoader.registerListener(mId, this);
+                    mLoader.registerOnLoadCanceledListener(this);
                     mListenerRegistered = true;
                 }
                 mLoader.startLoading();
@@ -329,11 +332,21 @@
                     // Let the loader know we're done with it
                     mListenerRegistered = false;
                     mLoader.unregisterListener(this);
+                    mLoader.unregisterOnLoadCanceledListener(this);
                     mLoader.stopLoading();
                 }
             }
         }
-        
+
+        void cancel() {
+            if (DEBUG) Log.v(TAG, "  Canceling: " + this);
+            if (mStarted && mLoader != null && mListenerRegistered) {
+                if (!mLoader.cancelLoad()) {
+                    onLoadCanceled(mLoader);
+                }
+            }
+        }
+
         void destroy() {
             if (DEBUG) Log.v(TAG, "  Destroying: " + this);
             mDestroyed = true;
@@ -361,6 +374,7 @@
                 if (mListenerRegistered) {
                     mListenerRegistered = false;
                     mLoader.unregisterListener(this);
+                    mLoader.unregisterOnLoadCanceledListener(this);
                 }
                 mLoader.reset();
             }
@@ -368,8 +382,38 @@
                 mPendingLoader.destroy();
             }
         }
-        
-        @Override public void onLoadComplete(Loader<Object> loader, Object data) {
+
+        @Override
+        public void onLoadCanceled(Loader<Object> loader) {
+            if (DEBUG) Log.v(TAG, "onLoadCanceled: " + this);
+
+            if (mDestroyed) {
+                if (DEBUG) Log.v(TAG, "  Ignoring load canceled -- destroyed");
+                return;
+            }
+
+            if (mLoaders.get(mId) != this) {
+                // This cancellation message is not coming from the current active loader.
+                // We don't care about it.
+                if (DEBUG) Log.v(TAG, "  Ignoring load canceled -- not active");
+                return;
+            }
+
+            LoaderInfo pending = mPendingLoader;
+            if (pending != null) {
+                // There is a new request pending and we were just
+                // waiting for the old one to cancel or complete before starting
+                // it.  So now it is time, switch over to the new loader.
+                if (DEBUG) Log.v(TAG, "  Switching to pending loader: " + pending);
+                mPendingLoader = null;
+                mLoaders.put(mId, null);
+                destroy();
+                installLoader(pending);
+            }
+        }
+
+        @Override
+        public void onLoadComplete(Loader<Object> loader, Object data) {
             if (DEBUG) Log.v(TAG, "onLoadComplete: " + this);
             
             if (mDestroyed) {
@@ -632,7 +676,9 @@
                     } else {
                         // Now we have three active loaders... we'll queue
                         // up this request to be processed once one of the other loaders
-                        // finishes.
+                        // finishes or is canceled.
+                        if (DEBUG) Log.v(TAG, "  Current loader is running; attempting to cancel");
+                        info.cancel();
                         if (info.mPendingLoader != null) {
                             if (DEBUG) Log.v(TAG, "  Removing pending loader: " + info.mPendingLoader);
                             info.mPendingLoader.destroy();
diff --git a/core/java/android/content/AsyncTaskLoader.java b/core/java/android/content/AsyncTaskLoader.java
index 944ca6b..da51952 100644
--- a/core/java/android/content/AsyncTaskLoader.java
+++ b/core/java/android/content/AsyncTaskLoader.java
@@ -53,19 +53,33 @@
     static final boolean DEBUG = false;
 
     final class LoadTask extends AsyncTask<Void, Void, D> implements Runnable {
+        private final CountDownLatch mDone = new CountDownLatch(1);
 
-        D result;
+        // Set to true to indicate that the task has been posted to a handler for
+        // execution at a later time.  Used to throttle updates.
         boolean waiting;
 
-        private CountDownLatch done = new CountDownLatch(1);
-
         /* Runs on a worker thread */
         @Override
         protected D doInBackground(Void... params) {
             if (DEBUG) Slog.v(TAG, this + " >>> doInBackground");
-            result = AsyncTaskLoader.this.onLoadInBackground();
-            if (DEBUG) Slog.v(TAG, this + "  <<< doInBackground");
-            return result;
+            try {
+                D data = AsyncTaskLoader.this.onLoadInBackground();
+                if (DEBUG) Slog.v(TAG, this + "  <<< doInBackground");
+                return data;
+            } catch (OperationCanceledException ex) {
+                if (!isCancelled()) {
+                    // onLoadInBackground threw a canceled exception spuriously.
+                    // This is problematic because it means that the LoaderManager did not
+                    // cancel the Loader itself and still expects to receive a result.
+                    // Additionally, the Loader's own state will not have been updated to
+                    // reflect the fact that the task was being canceled.
+                    // So we treat this case as an unhandled exception.
+                    throw ex;
+                }
+                if (DEBUG) Slog.v(TAG, this + "  <<< doInBackground (was canceled)");
+                return null;
+            }
         }
 
         /* Runs on the UI thread */
@@ -75,25 +89,37 @@
             try {
                 AsyncTaskLoader.this.dispatchOnLoadComplete(this, data);
             } finally {
-                done.countDown();
+                mDone.countDown();
             }
         }
 
+        /* Runs on the UI thread */
         @Override
-        protected void onCancelled() {
+        protected void onCancelled(D data) {
             if (DEBUG) Slog.v(TAG, this + " onCancelled");
             try {
-                AsyncTaskLoader.this.dispatchOnCancelled(this, result);
+                AsyncTaskLoader.this.dispatchOnCancelled(this, data);
             } finally {
-                done.countDown();
+                mDone.countDown();
             }
         }
 
+        /* Runs on the UI thread, when the waiting task is posted to a handler.
+         * This method is only executed when task execution was deferred (waiting was true). */
         @Override
         public void run() {
             waiting = false;
             AsyncTaskLoader.this.executePendingTask();
         }
+
+        /* Used for testing purposes to wait for the task to complete. */
+        public void waitForLoader() {
+            try {
+                mDone.await();
+            } catch (InterruptedException e) {
+                // Ignore
+            }
+        }
     }
 
     volatile LoadTask mTask;
@@ -109,7 +135,7 @@
 
     /**
      * Set amount to throttle updates by.  This is the minimum time from
-     * when the last {@link #onLoadInBackground()} call has completed until
+     * when the last {@link #loadInBackground()} call has completed until
      * a new load is scheduled.
      *
      * @param delayMS Amount of delay, in milliseconds.
@@ -130,24 +156,9 @@
         executePendingTask();
     }
 
-    /**
-     * Attempt to cancel the current load task. See {@link AsyncTask#cancel(boolean)}
-     * for more info.  Must be called on the main thread of the process.
-     *
-     * <p>Cancelling is not an immediate operation, since the load is performed
-     * in a background thread.  If there is currently a load in progress, this
-     * method requests that the load be cancelled, and notes this is the case;
-     * once the background thread has completed its work its remaining state
-     * will be cleared.  If another load request comes in during this time,
-     * it will be held until the cancelled load is complete.
-     *
-     * @return Returns <tt>false</tt> if the task could not be cancelled,
-     *         typically because it has already completed normally, or
-     *         because {@link #startLoading()} hasn't been called; returns
-     *         <tt>true</tt> otherwise.
-     */
-    public boolean cancelLoad() {
-        if (DEBUG) Slog.v(TAG, "cancelLoad: mTask=" + mTask);
+    @Override
+    protected boolean onCancelLoad() {
+        if (DEBUG) Slog.v(TAG, "onCancelLoad: mTask=" + mTask);
         if (mTask != null) {
             if (mCancellingTask != null) {
                 // There was a pending task already waiting for a previous
@@ -173,7 +184,7 @@
                 if (DEBUG) Slog.v(TAG, "cancelLoad: cancelled=" + cancelled);
                 if (cancelled) {
                     mCancellingTask = mTask;
-                    onCancelLoadInBackground();
+                    cancelLoadInBackground();
                 }
                 mTask = null;
                 return cancelled;
@@ -184,7 +195,10 @@
 
     /**
      * Called if the task was canceled before it was completed.  Gives the class a chance
-     * to properly dispose of the result.
+     * to clean up post-cancellation and to properly dispose of the result.
+     *
+     * @param data The value that was returned by {@link #loadInBackground}, or null
+     * if the task threw {@link OperationCanceledException}.
      */
     public void onCanceled(D data) {
     }
@@ -218,6 +232,8 @@
             if (DEBUG) Slog.v(TAG, "Cancelled task is now canceled!");
             mLastLoadCompleteTime = SystemClock.uptimeMillis();
             mCancellingTask = null;
+            if (DEBUG) Slog.v(TAG, "Delivering cancellation");
+            deliverCancellation();
             executePendingTask();
         }
     }
@@ -240,38 +256,72 @@
     }
 
     /**
+     * Called on a worker thread to perform the actual load and to return
+     * the result of the load operation.
+     *
+     * Implementations should not deliver the result directly, but should return them
+     * from this method, which will eventually end up calling {@link #deliverResult} on
+     * the UI thread.  If implementations need to process the results on the UI thread
+     * they may override {@link #deliverResult} and do so there.
+     *
+     * To support cancellation, this method should periodically check the value of
+     * {@link #isLoadInBackgroundCanceled} and terminate when it returns true.
+     * Subclasses may also override {@link #cancelLoadInBackground} to interrupt the load
+     * directly instead of polling {@link #isLoadInBackgroundCanceled}.
+     *
+     * When the load is canceled, this method may either return normally or throw
+     * {@link OperationCanceledException}.  In either case, the {@link Loader} will
+     * call {@link #onCanceled} to perform post-cancellation cleanup and to dispose of the
+     * result object, if any.
+     *
+     * @return The result of the load operation.
+     *
+     * @throws OperationCanceledException if the load is canceled during execution.
+     *
+     * @see #isLoadInBackgroundCanceled
+     * @see #cancelLoadInBackground
+     * @see #onCanceled
      */
     public abstract D loadInBackground();
 
     /**
-     * Called on a worker thread to perform the actual load. Implementations should not deliver the
-     * result directly, but should return them from this method, which will eventually end up
-     * calling {@link #deliverResult} on the UI thread. If implementations need to process
-     * the results on the UI thread they may override {@link #deliverResult} and do so
-     * there.
+     * Calls {@link #loadInBackground()}.
      *
-     * @return Implementations must return the result of their load operation.
+     * This method is reserved for use by the loader framework.
+     * Subclasses should override {@link #loadInBackground} instead of this method.
+     *
+     * @return The result of the load operation.
+     *
+     * @throws OperationCanceledException if the load is canceled during execution.
+     *
+     * @see #loadInBackground
      */
     protected D onLoadInBackground() {
         return loadInBackground();
     }
 
     /**
-     * Override this method to try to abort the computation currently taking
-     * place on a background thread.
+     * Called on the main thread to abort a load in progress.
      *
-     * Note that when this method is called, it is possible that {@link #loadInBackground}
-     * has not started yet or has already completed.
+     * Override this method to abort the current invocation of {@link #loadInBackground}
+     * that is running in the background on a worker thread.
+     *
+     * This method should do nothing if {@link #loadInBackground} has not started
+     * running or if it has already finished.
+     *
+     * @see #loadInBackground
      */
-    protected void onCancelLoadInBackground() {
+    public void cancelLoadInBackground() {
     }
 
     /**
-     * Returns true if the current execution of {@link #loadInBackground()} is being canceled.
+     * Returns true if the current invocation of {@link #loadInBackground} is being canceled.
      *
-     * @return True if the current execution of {@link #loadInBackground()} is being canceled.
+     * @return True if the current invocation of {@link #loadInBackground} is being canceled.
+     *
+     * @see #loadInBackground
      */
-    protected boolean isLoadInBackgroundCanceled() {
+    public boolean isLoadInBackgroundCanceled() {
         return mCancellingTask != null;
     }
 
@@ -288,11 +338,7 @@
     public void waitForLoader() {
         LoadTask task = mTask;
         if (task != null) {
-            try {
-                task.done.await();
-            } catch (InterruptedException e) {
-                // Ignore
-            }
+            task.waitForLoader();
         }
     }
 
diff --git a/core/java/android/content/CursorLoader.java b/core/java/android/content/CursorLoader.java
index 6e4aca8..e58fad7 100644
--- a/core/java/android/content/CursorLoader.java
+++ b/core/java/android/content/CursorLoader.java
@@ -76,8 +76,8 @@
     }
 
     @Override
-    protected void onCancelLoadInBackground() {
-        super.onCancelLoadInBackground();
+    public void cancelLoadInBackground() {
+        super.cancelLoadInBackground();
 
         synchronized (this) {
             if (mCancelationSignal != null) {
diff --git a/core/java/android/content/Loader.java b/core/java/android/content/Loader.java
index ac05682..3052414 100644
--- a/core/java/android/content/Loader.java
+++ b/core/java/android/content/Loader.java
@@ -52,6 +52,7 @@
 public class Loader<D> {
     int mId;
     OnLoadCompleteListener<D> mListener;
+    OnLoadCanceledListener<D> mOnLoadCanceledListener;
     Context mContext;
     boolean mStarted = false;
     boolean mAbandoned = false;
@@ -100,6 +101,23 @@
     }
 
     /**
+     * Interface that is implemented to discover when a Loader has been canceled
+     * before it finished loading its data.  You do not normally need to implement
+     * this yourself; it is used in the implementation of {@link android.app.LoaderManager}
+     * to find out when a Loader it is managing has been canceled so that it
+     * can schedule the next Loader.  This interface should only be used if a
+     * Loader is not being used in conjunction with LoaderManager.
+     */
+    public interface OnLoadCanceledListener<D> {
+        /**
+         * Called on the thread that created the Loader when the load is canceled.
+         *
+         * @param loader the loader that canceled the load
+         */
+        public void onLoadCanceled(Loader<D> loader);
+    }
+
+    /**
      * Stores away the application context associated with context.
      * Since Loaders can be used across multiple activities it's dangerous to
      * store the context directly; always use {@link #getContext()} to retrieve
@@ -127,6 +145,18 @@
     }
 
     /**
+     * Informs the registered {@link OnLoadCanceledListener} that the load has been canceled.
+     * Should only be called by subclasses.
+     *
+     * Must be called from the process's main thread.
+     */
+    public void deliverCancellation() {
+        if (mOnLoadCanceledListener != null) {
+            mOnLoadCanceledListener.onLoadCanceled(this);
+        }
+    }
+
+    /**
      * @return an application context retrieved from the Context passed to the constructor.
      */
     public Context getContext() {
@@ -171,6 +201,40 @@
     }
 
     /**
+     * Registers a listener that will receive callbacks when a load is canceled.
+     * The callback will be called on the process's main thread so it's safe to
+     * pass the results to widgets.
+     *
+     * Must be called from the process's main thread.
+     *
+     * @param listener The listener to register.
+     */
+    public void registerOnLoadCanceledListener(OnLoadCanceledListener<D> listener) {
+        if (mOnLoadCanceledListener != null) {
+            throw new IllegalStateException("There is already a listener registered");
+        }
+        mOnLoadCanceledListener = listener;
+    }
+
+    /**
+     * Unregisters a listener that was previously added with
+     * {@link #registerOnLoadCanceledListener}.
+     *
+     * Must be called from the process's main thread.
+     *
+     * @param listener The listener to unregister.
+     */
+    public void unregisterOnLoadCanceledListener(OnLoadCanceledListener<D> listener) {
+        if (mOnLoadCanceledListener == null) {
+            throw new IllegalStateException("No listener register");
+        }
+        if (mOnLoadCanceledListener != listener) {
+            throw new IllegalArgumentException("Attempting to unregister the wrong listener");
+        }
+        mOnLoadCanceledListener = null;
+    }
+
+    /**
      * Return whether this load has been started.  That is, its {@link #startLoading()}
      * has been called and no calls to {@link #stopLoading()} or
      * {@link #reset()} have yet been made.
@@ -234,6 +298,43 @@
     }
 
     /**
+     * Attempt to cancel the current load task.
+     * Must be called on the main thread of the process.
+     *
+     * <p>Cancellation is not an immediate operation, since the load is performed
+     * in a background thread.  If there is currently a load in progress, this
+     * method requests that the load be canceled, and notes this is the case;
+     * once the background thread has completed its work its remaining state
+     * will be cleared.  If another load request comes in during this time,
+     * it will be held until the canceled load is complete.
+     *
+     * @return Returns <tt>false</tt> if the task could not be canceled,
+     * typically because it has already completed normally, or
+     * because {@link #startLoading()} hasn't been called; returns
+     * <tt>true</tt> otherwise.  When <tt>true</tt> is returned, the task
+     * is still running and the {@link OnLoadCanceledListener} will be called
+     * when the task completes.
+     */
+    public boolean cancelLoad() {
+        return onCancelLoad();
+    }
+
+    /**
+     * Subclasses must implement this to take care of requests to {@link #cancelLoad()}.
+     * This will always be called from the process's main thread.
+     *
+     * @return Returns <tt>false</tt> if the task could not be canceled,
+     * typically because it has already completed normally, or
+     * because {@link #startLoading()} hasn't been called; returns
+     * <tt>true</tt> otherwise.  When <tt>true</tt> is returned, the task
+     * is still running and the {@link OnLoadCanceledListener} will be called
+     * when the task completes.
+     */
+    protected boolean onCancelLoad() {
+        return false;
+    }
+
+    /**
      * Force an asynchronous load. Unlike {@link #startLoading()} this will ignore a previously
      * loaded data set and load a new one.  This simply calls through to the
      * implementation's {@link #onForceLoad()}.  You generally should only call this
diff --git a/core/java/android/database/DatabaseUtils.java b/core/java/android/database/DatabaseUtils.java
index b69d9bf..0022118 100644
--- a/core/java/android/database/DatabaseUtils.java
+++ b/core/java/android/database/DatabaseUtils.java
@@ -21,6 +21,7 @@
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.OperationApplicationException;
+import android.content.OperationCanceledException;
 import android.database.sqlite.SQLiteAbortException;
 import android.database.sqlite.SQLiteConstraintException;
 import android.database.sqlite.SQLiteDatabase;
@@ -107,6 +108,9 @@
             code = 9;
         } else if (e instanceof OperationApplicationException) {
             code = 10;
+        } else if (e instanceof OperationCanceledException) {
+            code = 11;
+            logException = false;
         } else {
             reply.writeException(e);
             Log.e(TAG, "Writing exception to parcel", e);
@@ -178,6 +182,8 @@
                 throw new SQLiteDiskIOException(msg);
             case 9:
                 throw new SQLiteException(msg);
+            case 11:
+                throw new OperationCanceledException(msg);
             default:
                 reply.readException(code, msg);
         }
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index a569317..2eef8f4 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -142,8 +142,19 @@
      * If an application uses the network in the background, it should listen
      * for this broadcast and stop using the background data if the value is
      * {@code false}.
+     * <p>
+     *
+     * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH}, availability
+     *             of background data depends on several combined factors, and
+     *             this broadcast is no longer sent. Instead, when background
+     *             data is unavailable, {@link #getActiveNetworkInfo()} will now
+     *             appear disconnected. During first boot after a platform
+     *             upgrade, this broadcast will be sent once if
+     *             {@link #getBackgroundDataSetting()} was {@code false} before
+     *             the upgrade.
      */
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    @Deprecated
     public static final String ACTION_BACKGROUND_DATA_SETTING_CHANGED =
             "android.net.conn.BACKGROUND_DATA_SETTING_CHANGED";
 
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index d80d080..cf4cff9 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -3761,8 +3761,14 @@
     }
 
     /**
-     * Called when this view wants to give up focus. This will cause
-     * {@link #onFocusChanged(boolean, int, android.graphics.Rect)} to be called.
+     * Called when this view wants to give up focus. If focus is cleared
+     * {@link #onFocusChanged(boolean, int, android.graphics.Rect)} is called.
+     * <p>
+     * <strong>Note:</strong> When a View clears focus the framework is trying
+     * to give focus to the first focusable View from the top. Hence, if this
+     * View is the first from the top that can take focus, then its focus will
+     * not be cleared nor will the focus change callback be invoked.
+     * </p>
      */
     public void clearFocus() {
         if (DBG) {
diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 3f61e6b..eefebd5 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -23,6 +23,7 @@
 import android.content.ComponentCallbacks;
 import android.content.ComponentCallbacks2;
 import android.content.Context;
+import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.res.CompatibilityInfo;
 import android.content.res.Configuration;
@@ -82,7 +83,6 @@
 
 import java.io.IOException;
 import java.io.OutputStream;
-import java.io.PrintWriter;
 import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.List;
@@ -140,6 +140,10 @@
     static final ArrayList<ComponentCallbacks> sConfigCallbacks
             = new ArrayList<ComponentCallbacks>();
 
+    private static boolean sUseRenderThread = false;
+    private static boolean sRenderThreadQueried = false;
+    private static final Object[] sRenderThreadQueryLock = new Object[0];
+
     long mLastTrackballTime = 0;
     final TrackballAxis mTrackballAxisX = new TrackballAxis();
     final TrackballAxis mTrackballAxisY = new TrackballAxis();
@@ -381,6 +385,31 @@
         mChoreographer = Choreographer.getInstance();
     }
 
+    /**
+     * @return True if the application requests the use of a separate render thread,
+     *         false otherwise
+     */
+    private static boolean isRenderThreadRequested(Context context) {
+        synchronized (sRenderThreadQueryLock) {
+            if (!sRenderThreadQueried) {
+                final PackageManager packageManager = context.getPackageManager();
+                final String packageName = context.getApplicationInfo().packageName;
+                try {
+                    ApplicationInfo applicationInfo = packageManager.getApplicationInfo(packageName,
+                            PackageManager.GET_META_DATA);
+                    if (applicationInfo.metaData != null) {
+                        sUseRenderThread = applicationInfo.metaData.getBoolean(
+                                "android.graphics.renderThread", false);
+                    }
+                } catch (PackageManager.NameNotFoundException e) {
+                } finally {
+                    sRenderThreadQueried = true;
+                }
+            }
+            return sUseRenderThread;
+        }
+    }
+
     public static void addFirstDrawHandler(Runnable callback) {
         synchronized (sFirstDrawHandlers) {
             if (!sFirstDrawComplete) {
@@ -451,7 +480,7 @@
 
                 // If the application owns the surface, don't enable hardware acceleration
                 if (mSurfaceHolder == null) {
-                    enableHardwareAcceleration(attrs);
+                    enableHardwareAcceleration(mView.getContext(), attrs);
                 }
 
                 boolean restore = false;
@@ -611,7 +640,7 @@
         }
     }
 
-    private void enableHardwareAcceleration(WindowManager.LayoutParams attrs) {
+    private void enableHardwareAcceleration(Context context, WindowManager.LayoutParams attrs) {
         mAttachInfo.mHardwareAccelerated = false;
         mAttachInfo.mHardwareAccelerationRequested = false;
 
@@ -644,20 +673,27 @@
             if (!HardwareRenderer.sRendererDisabled || (HardwareRenderer.sSystemRendererDisabled
                     && forceHwAccelerated)) {
                 // Don't enable hardware acceleration when we're not on the main thread
-                if (!HardwareRenderer.sSystemRendererDisabled
-                        && Looper.getMainLooper() != Looper.myLooper()) {
-                    Log.w(HardwareRenderer.LOG_TAG, "Attempting to initialize hardware "
+                if (!HardwareRenderer.sSystemRendererDisabled &&
+                        Looper.getMainLooper() != Looper.myLooper()) {
+                    Log.w(HardwareRenderer.LOG_TAG, "Attempting to initialize hardware " 
                             + "acceleration outside of the main thread, aborting");
                     return;
                 }
 
-                final boolean translucent = attrs.format != PixelFormat.OPAQUE;
+                boolean renderThread = isRenderThreadRequested(context);
+                if (renderThread) {
+                    Log.i(HardwareRenderer.LOG_TAG, "Render threat initiated");
+                }
+
                 if (mAttachInfo.mHardwareRenderer != null) {
                     mAttachInfo.mHardwareRenderer.destroy(true);
-                }                
+                }
+
+                final boolean translucent = attrs.format != PixelFormat.OPAQUE;
                 mAttachInfo.mHardwareRenderer = HardwareRenderer.createGlRenderer(2, translucent);
                 mAttachInfo.mHardwareAccelerated = mAttachInfo.mHardwareAccelerationRequested
                         = mAttachInfo.mHardwareRenderer != null;
+
             } else if (fakeHwAccelerated) {
                 // The window had wanted to use hardware acceleration, but this
                 // is not allowed in its process.  By setting this flag, it can
@@ -3444,11 +3480,11 @@
         if (args.localChanges != 0) {
             if (mAttachInfo != null) {
                 mAttachInfo.mSystemUiVisibility =
-                        (mAttachInfo.mSystemUiVisibility&~args.localChanges)
-                        | (args.localValue&args.localChanges);
+                        (mAttachInfo.mSystemUiVisibility & ~args.localChanges) |
+                                (args.localValue & args.localChanges);
+                mAttachInfo.mRecomputeGlobalAttributes = true;
             }
             mView.updateLocalSystemUiVisibility(args.localValue, args.localChanges);
-            mAttachInfo.mRecomputeGlobalAttributes = true;
             scheduleTraversals();            
         }
         mView.dispatchSystemUiVisibilityChanged(args.globalVisibility);
@@ -3602,7 +3638,7 @@
         mView.debug();
     }
     
-    public void dumpGfxInfo(PrintWriter pw, int[] info) {
+    public void dumpGfxInfo(int[] info) {
         if (mView != null) {
             getGfxInfo(mView, info);
         } else {
@@ -3714,7 +3750,7 @@
      * Represents a pending input event that is waiting in a queue.
      *
      * Input events are processed in serial order by the timestamp specified by
-     * {@link InputEvent#getEventTime()}.  In general, the input dispatcher delivers
+     * {@link InputEvent#getEventTimeNano()}.  In general, the input dispatcher delivers
      * one input event to the application at a time and waits for the application
      * to finish handling it before delivering the next one.
      *
@@ -3723,7 +3759,7 @@
      * needing a queue on the application's side.
      */
     private static final class QueuedInputEvent {
-        public static final int FLAG_DELIVER_POST_IME = 1 << 0;
+        public static final int FLAG_DELIVER_POST_IME = 1;
 
         public QueuedInputEvent mNext;
 
@@ -4842,7 +4878,7 @@
             mPool.release(args);
             List<AccessibilityNodeInfo> infos = null;
             try {
-                View target = null;
+                View target;
                 if (accessibilityViewId != View.NO_ID) {
                     target = findViewByAccessibilityId(accessibilityViewId);
                 } else {
diff --git a/core/java/android/view/WindowManagerImpl.java b/core/java/android/view/WindowManagerImpl.java
index d7113374..6bdc4e8 100644
--- a/core/java/android/view/WindowManagerImpl.java
+++ b/core/java/android/view/WindowManagerImpl.java
@@ -490,7 +490,7 @@
 
                     for (int i = 0; i < count; i++) {
                         ViewRootImpl root = mRoots[i];
-                        root.dumpGfxInfo(pw, info);
+                        root.dumpGfxInfo(info);
 
                         String name = root.getClass().getName() + '@' +
                                 Integer.toHexString(hashCode());                        
diff --git a/core/java/android/widget/ListView.java b/core/java/android/widget/ListView.java
index e20d12a..67fd059 100644
--- a/core/java/android/widget/ListView.java
+++ b/core/java/android/widget/ListView.java
@@ -1651,6 +1651,7 @@
                 // are focusable
                 if (mItemsCanFocus && hasFocus() && !sel.hasFocus()) {
                     final boolean focusWasTaken = (sel == focusLayoutRestoreDirectChild &&
+                            focusLayoutRestoreView != null &&
                             focusLayoutRestoreView.requestFocus()) || sel.requestFocus();
                     if (!focusWasTaken) {
                         // selected item didn't take focus, fine, but still want
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index b514bf5..16b7ff3 100755
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -2061,7 +2061,7 @@
         </attr>
         <!-- Direction of the text. A heuristic is used to determine the resolved text direction
              of paragraphs. -->
-        <attr name="textDirection" format="integer">
+         <attr name="textDirection" format="integer">
             <!-- Default -->
             <enum name="inherit" value="0" />
             <!-- Default for the root view. The first strong directional character determines the
@@ -2072,16 +2072,12 @@
                  it is LTR if it contains any strong LTR characters.  If there are neither, the
                  paragraph direction is the view’s resolved layout direction. -->
             <enum name="anyRtl" value="2" />
-            <!-- The paragraph direction is the same as the one held by a 60% majority of the
-                 characters. If there is no majority then the paragraph direction is the resolved
-                 layout direction of the View. -->
-            <enum name="charCount" value="3" />
             <!-- The paragraph direction is left to right. -->
-            <enum name="ltr" value="4" />
+            <enum name="ltr" value="3" />
             <!-- The paragraph direction is right to left. -->
-            <enum name="rtl" value="5" />
+            <enum name="rtl" value="4" />
             <!-- The paragraph direction is coming from the system Locale. -->
-            <enum name="locale" value="6" />
+            <enum name="locale" value="5" />
         </attr>
     </declare-styleable>
 
diff --git a/docs/html/index.jd b/docs/html/index.jd
index fdf860a..b9d6758 100644
--- a/docs/html/index.jd
+++ b/docs/html/index.jd
@@ -1,5 +1,5 @@
 home=true
-metaDescription=The official site for Android developers. Provides the Android SDK and documentation for app developers and designers.
+page.metaDescription=The official site for Android developers. Provides the Android SDK and documentation for app developers and designers.
 @jd:body
 
 
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index bd213d5..afae70f 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -754,7 +754,7 @@
 
     // TODO: See LayerRenderer.cpp::generateMesh() for important
     //       information about this implementation
-    if (!layer->region.isEmpty()) {
+    if (CC_LIKELY(!layer->region.isEmpty())) {
         size_t count;
         const android::Rect* rects = layer->region.getArray(&count);
 
@@ -1398,7 +1398,7 @@
     if (!texture) return;
     const AutoTexture autoCleanup(texture);
 
-    if (bitmap->getConfig() == SkBitmap::kA8_Config) {
+    if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) {
         drawAlphaBitmap(texture, left, top, paint);
     } else {
         drawTextureRect(left, top, right, bottom, texture, paint);
@@ -1454,9 +1454,9 @@
     float bottom = FLT_MIN;
 
 #if RENDER_LAYERS_AS_REGIONS
-    bool hasActiveLayer = hasLayer();
+    const bool hasActiveLayer = hasLayer();
 #else
-    bool hasActiveLayer = false;
+    const bool hasActiveLayer = false;
 #endif
 
     // TODO: Support the colors array
@@ -1541,7 +1541,7 @@
 
     texture->setWrap(GL_CLAMP_TO_EDGE, true);
 
-    if (mSnapshot->transform->isPureTranslate()) {
+    if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) {
         const float x = (int) floorf(dstLeft + mSnapshot->transform->getTranslateX() + 0.5f);
         const float y = (int) floorf(dstTop + mSnapshot->transform->getTranslateY() + 0.5f);
 
@@ -1587,7 +1587,7 @@
     const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(),
             right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors);
 
-    if (mesh && mesh->verticesCount > 0) {
+    if (CC_LIKELY(mesh && mesh->verticesCount > 0)) {
         const bool pureTranslate = mSnapshot->transform->isPureTranslate();
 #if RENDER_LAYERS_AS_REGIONS
         // Mark the current layer dirty where we are going to draw the patch
@@ -1597,7 +1597,7 @@
             const size_t count = mesh->quads.size();
             for (size_t i = 0; i < count; i++) {
                 const Rect& bounds = mesh->quads.itemAt(i);
-                if (pureTranslate) {
+                if (CC_LIKELY(pureTranslate)) {
                     const float x = (int) floorf(bounds.left + offsetX + 0.5f);
                     const float y = (int) floorf(bounds.top + offsetY + 0.5f);
                     dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight());
@@ -1609,7 +1609,7 @@
         }
 #endif
 
-        if (pureTranslate) {
+        if (CC_LIKELY(pureTranslate)) {
             const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f);
             const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f);
 
@@ -1637,7 +1637,7 @@
     float inverseScaleX = 1.0f;
     float inverseScaleY = 1.0f;
     // The quad that we use needs to account for scaling.
-    if (!mSnapshot->transform->isPureTranslate()) {
+    if (CC_UNLIKELY(!mSnapshot->transform->isPureTranslate())) {
         Matrix4 *mat = mSnapshot->transform;
         float m00 = mat->data[Matrix4::kScaleX];
         float m01 = mat->data[Matrix4::kSkewY];
@@ -1743,7 +1743,7 @@
         // The quad that we use for AA and hairlines needs to account for scaling. For hairlines
         // the line on the screen should always be one pixel wide regardless of scale. For
         // AA lines, we only want one pixel of translucent boundary around the quad.
-        if (!mSnapshot->transform->isPureTranslate()) {
+        if (CC_UNLIKELY(!mSnapshot->transform->isPureTranslate())) {
             Matrix4 *mat = mSnapshot->transform;
             float m00 = mat->data[Matrix4::kScaleX];
             float m01 = mat->data[Matrix4::kSkewY];
@@ -1751,8 +1751,8 @@
             float m10 = mat->data[Matrix4::kSkewX];
             float m11 = mat->data[Matrix4::kScaleX];
             float m12 = mat->data[6];
-            float scaleX = sqrt(m00*m00 + m01*m01);
-            float scaleY = sqrt(m10*m10 + m11*m11);
+            float scaleX = sqrtf(m00 * m00 + m01 * m01);
+            float scaleY = sqrtf(m10 * m10 + m11 * m11);
             inverseScaleX = (scaleX != 0) ? (inverseScaleX / scaleX) : 0;
             inverseScaleY = (scaleY != 0) ? (inverseScaleY / scaleY) : 0;
             if (inverseScaleX != 1.0f || inverseScaleY != 1.0f) {
@@ -1770,11 +1770,7 @@
     setupDrawColor(paint->getColor(), alpha);
     setupDrawColorFilter();
     setupDrawShader();
-    if (isAA) {
-        setupDrawBlending(true, mode);
-    } else {
-        setupDrawBlending(mode);
-    }
+    setupDrawBlending(isAA, mode);
     setupDrawProgram();
     setupDrawModelViewIdentity(true);
     setupDrawColorUniforms();
@@ -1792,7 +1788,7 @@
     Vertex* vertices = &lines[0];
     AAVertex wLines[verticesCount];
     AAVertex* aaVertices = &wLines[0];
-    if (!isAA) {
+    if (CC_UNLIKELY(!isAA)) {
         setupDrawVertices(vertices);
     } else {
         void* widthCoords = ((GLbyte*) aaVertices) + gVertexAAWidthOffset;
@@ -2152,9 +2148,9 @@
     Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f);
 
 #if RENDER_LAYERS_AS_REGIONS
-    bool hasActiveLayer = hasLayer();
+    const bool hasActiveLayer = hasLayer();
 #else
-    bool hasActiveLayer = false;
+    const bool hasActiveLayer = false;
 #endif
 
     if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y,
@@ -2201,7 +2197,7 @@
     const float oldX = x;
     const float oldY = y;
     const bool pureTranslate = mSnapshot->transform->isPureTranslate();
-    if (pureTranslate) {
+    if (CC_LIKELY(pureTranslate)) {
         x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f);
         y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f);
     }
@@ -2218,7 +2214,7 @@
     SkXfermode::Mode mode;
     getAlphaAndMode(paint, &alpha, &mode);
 
-    if (mHasShadow) {
+    if (CC_UNLIKELY(mHasShadow)) {
         mCaches.activeTexture(0);
 
         mCaches.dropShadowCache.setFontRenderer(fontRenderer);
@@ -2277,9 +2273,9 @@
     Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f);
 
 #if RENDER_LAYERS_AS_REGIONS
-    bool hasActiveLayer = hasLayer();
+    const bool hasActiveLayer = hasLayer();
 #else
-    bool hasActiveLayer = false;
+    const bool hasActiveLayer = false;
 #endif
 
     if (fontRenderer.renderText(paint, clip, text, 0, bytesCount, count, x, y,
@@ -2326,7 +2322,7 @@
     layer->setAlpha(alpha, mode);
 
 #if RENDER_LAYERS_AS_REGIONS
-    if (!layer->region.isEmpty()) {
+    if (CC_LIKELY(!layer->region.isEmpty())) {
         if (layer->region.isRect()) {
             composeLayerRect(layer, layer->regionRect);
         } else if (layer->mesh) {
@@ -2342,7 +2338,7 @@
             setupDrawPureColorUniforms();
             setupDrawColorFilterUniforms();
             setupDrawTexture(layer->getTexture());
-            if (mSnapshot->transform->isPureTranslate()) {
+            if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) {
                 x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f);
                 y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f);
 
@@ -2502,7 +2498,7 @@
                 break;
         }
 
-        if (underlineWidth > 0.0f) {
+        if (CC_LIKELY(underlineWidth > 0.0f)) {
             const float textSize = paintCopy.getTextSize();
             const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f);
 
@@ -2571,7 +2567,7 @@
 
     texture->setWrap(GL_CLAMP_TO_EDGE, true);
 
-    if (mSnapshot->transform->isPureTranslate()) {
+    if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) {
         const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f);
         const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f);
 
@@ -2631,8 +2627,8 @@
         // the blending, turn blending off here
         // If the blend mode cannot be implemented using shaders, fall
         // back to the default SrcOver blend mode instead
-        if (mode > SkXfermode::kScreen_Mode) {
-            if (mCaches.extensions.hasFramebufferFetch()) {
+        if CC_UNLIKELY((mode > SkXfermode::kScreen_Mode)) {
+            if (CC_UNLIKELY(mCaches.extensions.hasFramebufferFetch())) {
                 description.framebufferMode = mode;
                 description.swapSrcDst = swapSrcDst;
 
diff --git a/libs/rs/rsScriptC.cpp b/libs/rs/rsScriptC.cpp
index afc8ba0..929dd68 100644
--- a/libs/rs/rsScriptC.cpp
+++ b/libs/rs/rsScriptC.cpp
@@ -206,7 +206,6 @@
         return false;
     }
 
-    rsAssert(bcWrapper.getHeaderVersion() == 0);
     if (bcWrapper.getBCFileType() == bcinfo::BC_WRAPPER) {
         sdkVersion = bcWrapper.getTargetAPI();
     }
diff --git a/media/libeffects/preprocessing/Android.mk b/media/libeffects/preprocessing/Android.mk
index 77d40b6..7f7c7e1 100755
--- a/media/libeffects/preprocessing/Android.mk
+++ b/media/libeffects/preprocessing/Android.mk
@@ -13,7 +13,7 @@
 LOCAL_C_INCLUDES += \
     external/webrtc/src \
     external/webrtc/src/modules/interface \
-    external/webrtc/src/modules/audio_processing/main/interface \
+    external/webrtc/src/modules/audio_processing/interface \
     system/media/audio_effects/include
 
 LOCAL_C_INCLUDES += $(call include-path-for, speex)
diff --git a/media/libeffects/preprocessing/PreProcessing.cpp b/media/libeffects/preprocessing/PreProcessing.cpp
index e988e06..9fd6764 100755
--- a/media/libeffects/preprocessing/PreProcessing.cpp
+++ b/media/libeffects/preprocessing/PreProcessing.cpp
@@ -24,8 +24,8 @@
 #include <audio_effects/effect_aec.h>
 #include <audio_effects/effect_agc.h>
 #include <audio_effects/effect_ns.h>
-#include "modules/interface/module_common_types.h"
-#include "modules/audio_processing/main/interface/audio_processing.h"
+#include <module_common_types.h>
+#include <audio_processing.h>
 #include "speex/speex_resampler.h"
 
 
@@ -220,8 +220,8 @@
 // Automatic Gain Control (AGC)
 //------------------------------------------------------------------------------
 
-static const int kAgcDefaultTargetLevel = 0;
-static const int kAgcDefaultCompGain = 90;
+static const int kAgcDefaultTargetLevel = 3;
+static const int kAgcDefaultCompGain = 9;
 static const bool kAgcDefaultLimiter = true;
 
 int  AgcInit (preproc_effect_t *effect)
diff --git a/media/libstagefright/colorconversion/ColorConverter.cpp b/media/libstagefright/colorconversion/ColorConverter.cpp
index 5cc3f78..f3ef3de 100644
--- a/media/libstagefright/colorconversion/ColorConverter.cpp
+++ b/media/libstagefright/colorconversion/ColorConverter.cpp
@@ -144,8 +144,8 @@
         return ERROR_UNSUPPORTED;
     }
 
-    uint32_t *dst_ptr = (uint32_t *)dst.mBits
-        + (dst.mCropTop * dst.mWidth + dst.mCropLeft) / 2;
+    uint16_t *dst_ptr = (uint16_t *)dst.mBits
+        + dst.mCropTop * dst.mWidth + dst.mCropLeft;
 
     const uint8_t *src_ptr = (const uint8_t *)src.mBits
         + (src.mCropTop * dst.mWidth + src.mCropLeft) * 2;
@@ -182,11 +182,15 @@
                 | ((kAdjustedClip[g2] >> 2) << 5)
                 | (kAdjustedClip[b2] >> 3);
 
-            dst_ptr[x / 2] = (rgb2 << 16) | rgb1;
+            if (x + 1 < src.cropWidth()) {
+                *(uint32_t *)(&dst_ptr[x]) = (rgb2 << 16) | rgb1;
+            } else {
+                dst_ptr[x] = rgb1;
+            }
         }
 
         src_ptr += src.mWidth * 2;
-        dst_ptr += dst.mWidth / 2;
+        dst_ptr += dst.mWidth;
     }
 
     return OK;
@@ -290,15 +294,14 @@
         const BitmapParams &src, const BitmapParams &dst) {
     uint8_t *kAdjustedClip = initClip();
 
-    if (!((dst.mWidth & 3) == 0
-            && (src.mCropLeft & 1) == 0
+    if (!((src.mCropLeft & 1) == 0
             && src.cropWidth() == dst.cropWidth()
             && src.cropHeight() == dst.cropHeight())) {
         return ERROR_UNSUPPORTED;
     }
 
-    uint32_t *dst_ptr = (uint32_t *)dst.mBits
-        + (dst.mCropTop * dst.mWidth + dst.mCropLeft) / 2;
+    uint16_t *dst_ptr = (uint16_t *)dst.mBits
+        + dst.mCropTop * dst.mWidth + dst.mCropLeft;
 
     const uint8_t *src_y =
         (const uint8_t *)src.mBits + src.mCropTop * src.mWidth + src.mCropLeft;
@@ -340,7 +343,11 @@
                 | ((kAdjustedClip[g2] >> 2) << 5)
                 | (kAdjustedClip[r2] >> 3);
 
-            dst_ptr[x / 2] = (rgb2 << 16) | rgb1;
+            if (x + 1 < src.cropWidth()) {
+                *(uint32_t *)(&dst_ptr[x]) = (rgb2 << 16) | rgb1;
+            } else {
+                dst_ptr[x] = rgb1;
+            }
         }
 
         src_y += src.mWidth;
@@ -349,7 +356,7 @@
             src_u += src.mWidth;
         }
 
-        dst_ptr += dst.mWidth / 2;
+        dst_ptr += dst.mWidth;
     }
 
     return OK;
@@ -361,15 +368,14 @@
 
     uint8_t *kAdjustedClip = initClip();
 
-    if (!((dst.mWidth & 3) == 0
-            && (src.mCropLeft & 1) == 0
+    if (!((src.mCropLeft & 1) == 0
             && src.cropWidth() == dst.cropWidth()
             && src.cropHeight() == dst.cropHeight())) {
         return ERROR_UNSUPPORTED;
     }
 
-    uint32_t *dst_ptr = (uint32_t *)dst.mBits
-        + (dst.mCropTop * dst.mWidth + dst.mCropLeft) / 2;
+    uint16_t *dst_ptr = (uint16_t *)dst.mBits
+        + dst.mCropTop * dst.mWidth + dst.mCropLeft;
 
     const uint8_t *src_y =
         (const uint8_t *)src.mBits + src.mCropTop * src.mWidth + src.mCropLeft;
@@ -411,7 +417,11 @@
                 | ((kAdjustedClip[g2] >> 2) << 5)
                 | (kAdjustedClip[r2] >> 3);
 
-            dst_ptr[x / 2] = (rgb2 << 16) | rgb1;
+            if (x + 1 < src.cropWidth()) {
+                *(uint32_t *)(&dst_ptr[x]) = (rgb2 << 16) | rgb1;
+            } else {
+                dst_ptr[x] = rgb1;
+            }
         }
 
         src_y += src.mWidth;
@@ -420,7 +430,7 @@
             src_u += src.mWidth;
         }
 
-        dst_ptr += dst.mWidth / 2;
+        dst_ptr += dst.mWidth;
     }
 
     return OK;
@@ -430,15 +440,14 @@
         const BitmapParams &src, const BitmapParams &dst) {
     uint8_t *kAdjustedClip = initClip();
 
-    if (!((dst.mWidth & 3) == 0
-            && (src.mCropLeft & 1) == 0
+    if (!((src.mCropLeft & 1) == 0
             && src.cropWidth() == dst.cropWidth()
             && src.cropHeight() == dst.cropHeight())) {
         return ERROR_UNSUPPORTED;
     }
 
-    uint32_t *dst_ptr = (uint32_t *)dst.mBits
-        + (dst.mCropTop * dst.mWidth + dst.mCropLeft) / 2;
+    uint16_t *dst_ptr = (uint16_t *)dst.mBits
+        + dst.mCropTop * dst.mWidth + dst.mCropLeft;
 
     const uint8_t *src_y = (const uint8_t *)src.mBits;
 
@@ -478,7 +487,11 @@
                 | ((kAdjustedClip[g2] >> 2) << 5)
                 | (kAdjustedClip[b2] >> 3);
 
-            dst_ptr[x / 2] = (rgb2 << 16) | rgb1;
+            if (x + 1 < src.cropWidth()) {
+                *(uint32_t *)(&dst_ptr[x]) = (rgb2 << 16) | rgb1;
+            } else {
+                dst_ptr[x] = rgb1;
+            }
         }
 
         src_y += src.mWidth;
@@ -487,7 +500,7 @@
             src_u += src.mWidth;
         }
 
-        dst_ptr += dst.mWidth / 2;
+        dst_ptr += dst.mWidth;
     }
 
     return OK;
diff --git a/tests/HwAccelerationTest/AndroidManifest.xml b/tests/HwAccelerationTest/AndroidManifest.xml
index 5bbcce3..643cb8d 100644
--- a/tests/HwAccelerationTest/AndroidManifest.xml
+++ b/tests/HwAccelerationTest/AndroidManifest.xml
@@ -30,6 +30,8 @@
         android:label="HwUi"
         android:hardwareAccelerated="true">
 
+        <meta-data android:name="android.graphics.renderThread" android:value="true" />
+
         <activity
                 android:name="PaintDrawFilterActivity"
                 android:label="_DrawFilter">