Merge "Recompute focus stack if cleared while starting an activity."
diff --git a/api/current.txt b/api/current.txt
index 7e74c61..4e51621 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -15145,7 +15145,7 @@
     method public void setPropertyString(java.lang.String, java.lang.String);
     field public static final int EVENT_KEY_EXPIRED = 3; // 0x3
     field public static final int EVENT_KEY_REQUIRED = 2; // 0x2
-    field public static final int EVENT_PROVISION_REQUIRED = 1; // 0x1
+    field public static final deprecated int EVENT_PROVISION_REQUIRED = 1; // 0x1
     field public static final int EVENT_SESSION_RECLAIMED = 5; // 0x5
     field public static final int EVENT_VENDOR_DEFINED = 4; // 0x4
     field public static final int KEY_TYPE_OFFLINE = 2; // 0x2
@@ -37450,6 +37450,7 @@
     method public void goBack();
     method public void goBackOrForward(int);
     method public void goForward();
+    method public void insertVisualStateCallback(long, android.webkit.WebView.VisualStateCallback);
     method public void invokeZoomPicker();
     method public boolean isPrivateBrowsingEnabled();
     method public void loadData(java.lang.String, java.lang.String, java.lang.String);
@@ -37524,6 +37525,11 @@
     method public abstract deprecated void onNewPicture(android.webkit.WebView, android.graphics.Picture);
   }
 
+  public static abstract class WebView.VisualStateCallback {
+    ctor public WebView.VisualStateCallback();
+    method public abstract void onComplete(long);
+  }
+
   public class WebView.WebViewTransport {
     ctor public WebView.WebViewTransport();
     method public synchronized android.webkit.WebView getWebView();
@@ -37535,6 +37541,7 @@
     method public void doUpdateVisitedHistory(android.webkit.WebView, java.lang.String, boolean);
     method public void onFormResubmission(android.webkit.WebView, android.os.Message, android.os.Message);
     method public void onLoadResource(android.webkit.WebView, java.lang.String);
+    method public void onPageCommitVisible(android.webkit.WebView, java.lang.String);
     method public void onPageFinished(android.webkit.WebView, java.lang.String);
     method public void onPageStarted(android.webkit.WebView, java.lang.String, android.graphics.Bitmap);
     method public void onReceivedClientCertRequest(android.webkit.WebView, android.webkit.ClientCertRequest);
diff --git a/api/system-current.txt b/api/system-current.txt
index 30da80c..d0dd852 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -16334,7 +16334,7 @@
     method public void unprovisionDevice();
     field public static final int EVENT_KEY_EXPIRED = 3; // 0x3
     field public static final int EVENT_KEY_REQUIRED = 2; // 0x2
-    field public static final int EVENT_PROVISION_REQUIRED = 1; // 0x1
+    field public static final deprecated int EVENT_PROVISION_REQUIRED = 1; // 0x1
     field public static final int EVENT_SESSION_RECLAIMED = 5; // 0x5
     field public static final int EVENT_VENDOR_DEFINED = 4; // 0x4
     field public static final int KEY_TYPE_OFFLINE = 2; // 0x2
@@ -39882,6 +39882,7 @@
     method public void goBack();
     method public void goBackOrForward(int);
     method public void goForward();
+    method public void insertVisualStateCallback(long, android.webkit.WebView.VisualStateCallback);
     method public void invokeZoomPicker();
     method public boolean isPrivateBrowsingEnabled();
     method public void loadData(java.lang.String, java.lang.String, java.lang.String);
@@ -39986,6 +39987,11 @@
     method public void super_setLayoutParams(android.view.ViewGroup.LayoutParams);
   }
 
+  public static abstract class WebView.VisualStateCallback {
+    ctor public WebView.VisualStateCallback();
+    method public abstract void onComplete(long);
+  }
+
   public class WebView.WebViewTransport {
     ctor public WebView.WebViewTransport();
     method public synchronized android.webkit.WebView getWebView();
@@ -39997,6 +40003,7 @@
     method public void doUpdateVisitedHistory(android.webkit.WebView, java.lang.String, boolean);
     method public void onFormResubmission(android.webkit.WebView, android.os.Message, android.os.Message);
     method public void onLoadResource(android.webkit.WebView, java.lang.String);
+    method public void onPageCommitVisible(android.webkit.WebView, java.lang.String);
     method public void onPageFinished(android.webkit.WebView, java.lang.String);
     method public void onPageStarted(android.webkit.WebView, java.lang.String, android.graphics.Bitmap);
     method public void onReceivedClientCertRequest(android.webkit.WebView, android.webkit.ClientCertRequest);
@@ -40143,6 +40150,7 @@
     method public abstract void goBackOrForward(int);
     method public abstract void goForward();
     method public abstract void init(java.util.Map<java.lang.String, java.lang.Object>, boolean);
+    method public abstract void insertVisualStateCallback(long, android.webkit.WebView.VisualStateCallback);
     method public abstract void invokeZoomPicker();
     method public abstract boolean isPaused();
     method public abstract boolean isPrivateBrowsingEnabled();
diff --git a/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java b/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java
index 367a078..b5a019d 100644
--- a/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java
+++ b/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java
@@ -292,6 +292,10 @@
                     Log.e(TAG, "configureOutputs - null outputs are not allowed");
                     return BAD_VALUE;
                 }
+                if (!output.isValid()) {
+                    Log.e(TAG, "configureOutputs - invalid output surfaces are not allowed");
+                    return BAD_VALUE;
+                }
                 StreamConfigurationMap streamConfigurations = mStaticCharacteristics.
                         get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
 
@@ -522,7 +526,7 @@
      * @return the width and height of the surface
      *
      * @throws NullPointerException if the {@code surface} was {@code null}
-     * @throws IllegalStateException if the {@code surface} was invalid
+     * @throws BufferQueueAbandonedException if the {@code surface} was invalid
      */
     public static Size getSurfaceSize(Surface surface) throws BufferQueueAbandonedException {
         checkNotNull(surface);
diff --git a/core/java/android/hardware/camera2/legacy/LegacyExceptionUtils.java b/core/java/android/hardware/camera2/legacy/LegacyExceptionUtils.java
index 7e0c01b..4b7cfbf 100644
--- a/core/java/android/hardware/camera2/legacy/LegacyExceptionUtils.java
+++ b/core/java/android/hardware/camera2/legacy/LegacyExceptionUtils.java
@@ -60,7 +60,7 @@
             case CameraBinderDecorator.NO_ERROR: {
                 return CameraBinderDecorator.NO_ERROR;
             }
-            case CameraBinderDecorator.ENODEV: {
+            case CameraBinderDecorator.BAD_VALUE: {
                 throw new BufferQueueAbandonedException();
             }
         }
diff --git a/core/java/android/hardware/camera2/legacy/RequestThreadManager.java b/core/java/android/hardware/camera2/legacy/RequestThreadManager.java
index ff74c59..691798f 100644
--- a/core/java/android/hardware/camera2/legacy/RequestThreadManager.java
+++ b/core/java/android/hardware/camera2/legacy/RequestThreadManager.java
@@ -498,6 +498,10 @@
             return;
         }
         for(Surface s : surfaces) {
+            if (s == null || !s.isValid()) {
+                Log.w(TAG, "Jpeg surface is invalid, skipping...");
+                continue;
+            }
             try {
                 LegacyCameraDevice.setSurfaceFormat(s, LegacyMetadataMapper.HAL_PIXEL_FORMAT_BLOB);
             } catch (LegacyExceptionUtils.BufferQueueAbandonedException e) {
diff --git a/core/java/android/os/PowerManager.java b/core/java/android/os/PowerManager.java
index e303f61..de970cb 100644
--- a/core/java/android/os/PowerManager.java
+++ b/core/java/android/os/PowerManager.java
@@ -364,6 +364,12 @@
     public static final int GO_TO_SLEEP_REASON_HDMI = 5;
 
     /**
+     * Go to sleep reason code: Going to sleep due to the sleep button being pressed.
+     * @hide
+     */
+    public static final int GO_TO_SLEEP_REASON_SLEEP_BUTTON = 6;
+
+    /**
      * Go to sleep flag: Skip dozing state and directly go to full sleep.
      * @hide
      */
diff --git a/core/java/android/view/PhoneWindow.java b/core/java/android/view/PhoneWindow.java
index 37859b8..543021e 100644
--- a/core/java/android/view/PhoneWindow.java
+++ b/core/java/android/view/PhoneWindow.java
@@ -1759,7 +1759,8 @@
                 } else {
                     MediaSessionLegacyHelper.getHelper(getContext()).sendAdjustVolumeBy(
                             mVolumeControlStreamType, direction,
-                            AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_VIBRATE);
+                            AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_VIBRATE
+                                    | AudioManager.FLAG_FROM_KEY);
                 }
                 return true;
             }
@@ -1837,15 +1838,15 @@
         switch (keyCode) {
             case KeyEvent.KEYCODE_VOLUME_UP:
             case KeyEvent.KEYCODE_VOLUME_DOWN: {
+                final int flags = AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_VIBRATE
+                        | AudioManager.FLAG_FROM_KEY;
                 // If we have a session send it the volume command, otherwise
                 // use the suggested stream.
                 if (mMediaController != null) {
-                    mMediaController.adjustVolume(0, AudioManager.FLAG_PLAY_SOUND
-                            | AudioManager.FLAG_VIBRATE);
+                    mMediaController.adjustVolume(0, flags);
                 } else {
                     MediaSessionLegacyHelper.getHelper(getContext()).sendAdjustVolumeBy(
-                            mVolumeControlStreamType, 0,
-                            AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_VIBRATE);
+                            mVolumeControlStreamType, 0, flags);
                 }
                 return true;
             }
diff --git a/core/java/android/webkit/WebView.java b/core/java/android/webkit/WebView.java
index 67ad642..6711a6b 100644
--- a/core/java/android/webkit/WebView.java
+++ b/core/java/android/webkit/WebView.java
@@ -364,6 +364,20 @@
     }
 
     /**
+     * Callback interface supplied to {@link #insertVisualStateCallback} for receiving
+     * notifications about the visual state.
+     */
+    public static abstract class VisualStateCallback {
+        /**
+         * Invoked when the visual state is ready to be drawn in the next {@link #onDraw}.
+         *
+         * @param requestId the id supplied to the corresponding {@link #insertVisualStateCallback}
+         * request
+         */
+        public abstract void onComplete(long requestId);
+    }
+
+    /**
      * Interface to listen for new pictures as they change.
      *
      * @deprecated This interface is now obsolete.
@@ -1144,6 +1158,60 @@
     }
 
     /**
+     * Inserts a {@link VisualStateCallback}.
+     *
+     * <p>Updates to the the DOM are reflected asynchronously such that when the DOM is updated the
+     * subsequent {@link WebView#onDraw} invocation might not reflect those updates. The
+     * {@link VisualStateCallback} provides a mechanism to notify the caller when the contents of
+     * the DOM at the current time are ready to be drawn the next time the {@link WebView} draws.
+     * By current time we mean the time at which this API was called. The next draw after the
+     * callback completes is guaranteed to reflect all the updates to the DOM applied before the
+     * current time, but it may also contain updates applied after the current time.</p>
+     *
+     * <p>The state of the DOM covered by this API includes the following:
+     * <ul>
+     * <li>primitive HTML elements (div, img, span, etc..)</li>
+     * <li>images</li>
+     * <li>CSS animations</li>
+     * <li>WebGL</li>
+     * <li>canvas</li>
+     * </ul>
+     * It does not include the state of:
+     * <ul>
+     * <li>the video tag</li>
+     * </ul></p>
+     *
+     * <p>To guarantee that the {@link WebView} will successfully render the first frame
+     * after the {@link VisualStateCallback#onComplete} method has been called a set of conditions
+     * must be met:
+     * <ul>
+     * <li>If the {@link WebView}'s visibility is set to {@link View#VISIBLE VISIBLE} then
+     * the {@link WebView} must be attached to the view hierarchy.</li>
+     * <li>If the {@link WebView}'s visibility is set to {@link View#INVISIBLE INVISIBLE}
+     * then the {@link WebView} must be attached to the view hierarchy and must be made
+     * {@link View#VISIBLE VISIBLE} from the {@link VisualStateCallback#onComplete} method.</li>
+     * <li>If the {@link WebView}'s visibility is set to {@link View#GONE GONE} then the
+     * {@link WebView} must be attached to the view hierarchy and its
+     * {@link AbsoluteLayout.LayoutParams LayoutParams}'s width and height need to be set to fixed
+     * values and must be made {@link View#VISIBLE VISIBLE} from the
+     * {@link VisualStateCallback#onComplete} method.</li>
+     * </ul></p>
+     *
+     * <p>When using this API it is also recommended to enable pre-rasterization if the
+     * {@link WebView} is offscreen to avoid flickering. See WebSettings#setOffscreenPreRaster for
+     * more details and do consider its caveats.</p>
+     *
+     * @param requestId an id that will be returned in the callback to allow callers to match
+     * requests with callbacks.
+     * @param callback the callback to be invoked.
+     */
+    public void insertVisualStateCallback(long requestId, VisualStateCallback callback) {
+        checkThread();
+        if (TRACE) Log.d(LOGTAG, "insertVisualStateCallback");
+        mProvider.insertVisualStateCallback(requestId, callback);
+    }
+
+    /**
      * Clears this WebView so that onDraw() will draw nothing but white background,
      * and onMeasure() will return 0 if MeasureSpec is not MeasureSpec.EXACTLY.
      * @deprecated Use WebView.loadUrl("about:blank") to reliably reset the view state
diff --git a/core/java/android/webkit/WebViewClient.java b/core/java/android/webkit/WebViewClient.java
index 34b8cf6..53c7e04 100644
--- a/core/java/android/webkit/WebViewClient.java
+++ b/core/java/android/webkit/WebViewClient.java
@@ -83,6 +83,32 @@
     }
 
     /**
+     * Notify the host application that the page commit is visible.
+     *
+     * <p>This is the earliest point at which we can guarantee that the contents of the previously
+     * loaded page will not longer be drawn in the next {@link WebView#onDraw}. The next draw will
+     * render the {@link WebView#setBackgroundColor background color} of the WebView or some of the
+     * contents from the committed page already. This callback may be useful when reusing
+     * {@link WebView}s to ensure that no stale content is shown. This method is only called for
+     * the main frame.</p>
+     *
+     * <p>This method is called when the state of the DOM at the point at which the
+     * body of the HTTP response (commonly the string of html) had started loading will be visible.
+     * If you set a background color for the page in the HTTP response body this will most likely
+     * be visible and perhaps some other elements. At that point no other resources had usually
+     * been loaded, so you can expect images for example to not be visible. If you want
+     * a finer level of granularity consider calling {@link WebView#insertVisualStateCallback}
+     * directly.</p>
+     *
+     * <p>Please note that all the conditions and recommendations presented in
+     * {@link WebView#insertVisualStateCallback} also apply to this API.<p>
+     *
+     * @param url the url of the committed page
+     */
+    public void onPageCommitVisible(WebView view, String url) {
+    }
+
+    /**
      * Notify the host application of a resource request and allow the
      * application to return the data.  If the return value is null, the WebView
      * will continue to load the resource as usual.  Otherwise, the return
diff --git a/core/java/android/webkit/WebViewProvider.java b/core/java/android/webkit/WebViewProvider.java
index 0cdb875..fa2ce1b 100644
--- a/core/java/android/webkit/WebViewProvider.java
+++ b/core/java/android/webkit/WebViewProvider.java
@@ -40,6 +40,8 @@
 import android.view.inputmethod.InputConnection;
 import android.webkit.WebView.HitTestResult;
 import android.webkit.WebView.PictureListener;
+import android.webkit.WebView.VisualStateCallback;
+
 
 import java.io.BufferedWriter;
 import java.io.File;
@@ -146,6 +148,8 @@
 
     public boolean pageDown(boolean bottom);
 
+    public void insertVisualStateCallback(long requestId, VisualStateCallback callback);
+
     public void clearView();
 
     public Picture capturePicture();
diff --git a/core/java/com/android/internal/app/WindowDecorActionBar.java b/core/java/com/android/internal/app/WindowDecorActionBar.java
index 2bf02f1..7ae7d0f 100644
--- a/core/java/com/android/internal/app/WindowDecorActionBar.java
+++ b/core/java/com/android/internal/app/WindowDecorActionBar.java
@@ -23,7 +23,6 @@
 
 import com.android.internal.R;
 import com.android.internal.view.ActionBarPolicy;
-import com.android.internal.view.ActionModeWrapper;
 import com.android.internal.view.menu.MenuBuilder;
 import com.android.internal.view.menu.MenuPopupHelper;
 import com.android.internal.view.menu.SubMenuBuilder;
diff --git a/core/java/com/android/internal/view/ActionModeWrapper.java b/core/java/com/android/internal/view/ActionModeWrapper.java
deleted file mode 100644
index d98617d..0000000
--- a/core/java/com/android/internal/view/ActionModeWrapper.java
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.internal.view;
-
-import android.content.Context;
-import android.view.ActionMode;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.View;
-
-import com.android.internal.view.menu.MenuBuilder;
-
-/**
- * ActionMode implementation that wraps several actions modes and creates them on the fly depending
- * on the ActionMode type chosen by the client.
- */
-public class ActionModeWrapper extends ActionMode {
-
-    /**
-     * Interface to defer the ActionMode creation until the type is chosen.
-     */
-    public interface ActionModeProvider {
-        /**
-         * Create the desired ActionMode, that will immediately be used as the current active mode
-         * in the decorator.
-         *
-         * @param callback The {@link ActionMode.Callback} to be used.
-         * @param menuBuilder The {@link MenuBuilder} that should be used by the created
-         *      {@link ActionMode}. This will already have been populated.
-         * @return A new {@link ActionMode} ready to be used that uses menuBuilder as its menu.
-         */
-        ActionMode createActionMode(ActionMode.Callback callback, MenuBuilder menuBuilder);
-    }
-
-    private ActionMode mActionMode;
-    private final Context mContext;
-    private MenuBuilder mMenu;
-    private final ActionMode.Callback mCallback;
-    private boolean mTypeLocked = false;
-
-    private CharSequence mTitle;
-    private CharSequence mSubtitle;
-    private View mCustomView;
-    
-    private final ActionModeProvider mActionModeProvider;
-
-    public ActionModeWrapper(
-            Context context, ActionMode.Callback callback, ActionModeProvider actionModeProvider) {
-        mContext = context;
-        mMenu = new MenuBuilder(context).setDefaultShowAsAction(
-                MenuItem.SHOW_AS_ACTION_IF_ROOM);
-        mCallback = callback;
-        mActionModeProvider = actionModeProvider;
-    }
-
-    @Override
-    public void setTitle(CharSequence title) {
-        if (mActionMode != null) {
-            mActionMode.setTitle(title);
-        } else {
-            mTitle = title;
-        }
-    }
-
-    @Override
-    public void setTitle(int resId) {
-        if (mActionMode != null) {
-            mActionMode.setTitle(resId);
-        } else {
-            mTitle = resId != 0 ? mContext.getString(resId) : null;
-        }
-    }
-
-    @Override
-    public void setSubtitle(CharSequence subtitle) {
-        if (mActionMode != null) {
-            mActionMode.setSubtitle(subtitle);
-        } else {
-            mSubtitle = subtitle;
-        }
-    }
-
-    @Override
-    public void setSubtitle(int resId) {
-        if (mActionMode != null) {
-            mActionMode.setSubtitle(resId);
-        } else {
-            mSubtitle = resId != 0 ? mContext.getString(resId) : null;
-        }
-    }
-
-    @Override
-    public void setCustomView(View view) {
-        if (mActionMode != null) {
-            mActionMode.setCustomView(view);
-        } else {
-            mCustomView = view;
-        }
-    }
-
-    public ActionMode getWrappedActionMode() {
-        return mActionMode;
-    }
-
-    /**
-     * Set the current type as final and create the necessary ActionMode. After this call, any
-     * changes to the ActionMode type will be ignored.
-     */
-    public void lockType() {
-        mTypeLocked = true;
-        switch (getType()) {
-            case ActionMode.TYPE_PRIMARY:
-            default:
-                mActionMode = mActionModeProvider.createActionMode(mCallback, mMenu);
-                break;
-            case ActionMode.TYPE_FLOATING:
-                // Not implemented yet.
-                break;
-        }
-
-        if (mActionMode == null) {
-            return;
-        }
-
-        mActionMode.setTitle(mTitle);
-        mActionMode.setSubtitle(mSubtitle);
-        if (mCustomView != null) {
-            mActionMode.setCustomView(mCustomView);
-        }
-
-        mTitle = null;
-        mSubtitle = null;
-        mCustomView = null;
-    }
-
-    @Override
-    public void setType(int type) {
-        if (!mTypeLocked) {
-            super.setType(type);
-        } else {
-            throw new IllegalStateException(
-                    "You can't change the ActionMode's type after onCreateActionMode.");
-        }
-    }
-
-    @Override
-    public void invalidate() {
-        if (mActionMode != null) {
-            mActionMode.invalidate();
-        }
-    }
-
-    @Override
-    public void finish() {
-        if (mActionMode != null) {
-            mActionMode.finish();
-        } else {
-            mCallback.onDestroyActionMode(this);
-        }
-    }
-
-    @Override
-    public Menu getMenu() {
-        return mMenu;
-    }
-
-    @Override
-    public CharSequence getTitle() {
-        if (mActionMode != null) {
-            return mActionMode.getTitle();
-        }
-        return mTitle;
-    }
-
-    @Override
-    public CharSequence getSubtitle() {
-        if (mActionMode != null) {
-            return mActionMode.getSubtitle();
-        }
-        return mSubtitle;
-    }
-
-    @Override
-    public View getCustomView() {
-        if (mActionMode != null) {
-            return mActionMode.getCustomView();
-        }
-        return mCustomView;
-    }
-
-    @Override
-    public MenuInflater getMenuInflater() {
-        return new MenuInflater(mContext);
-    }
-
-}
diff --git a/core/jni/android_hardware_camera2_legacy_LegacyCameraDevice.cpp b/core/jni/android_hardware_camera2_legacy_LegacyCameraDevice.cpp
index 87896df..afdfd8f 100644
--- a/core/jni/android_hardware_camera2_legacy_LegacyCameraDevice.cpp
+++ b/core/jni/android_hardware_camera2_legacy_LegacyCameraDevice.cpp
@@ -373,8 +373,7 @@
         return NULL;
     }
     if (anw == NULL) {
-        jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException",
-                "Surface had no valid native window.");
+        ALOGE("%s: Surface had no valid native window.", __FUNCTION__);
         return NULL;
     }
     return anw;
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index a781786..37c9598 100755
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -664,6 +664,12 @@
     -->
     <integer name="config_triplePressOnPowerBehavior">0</integer>
 
+    <!-- Control the behavior when the user presses the sleep button.
+            0 - Go to sleep (doze)
+            1 - Go to sleep (doze) and go home
+    -->
+    <integer name="config_shortPressOnSleepBehavior">0</integer>
+
     <!-- Package name for default keyguard appwidget [DO NOT TRANSLATE] -->
     <string name="widget_default_package_name" translatable="false"></string>
 
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 20ec563..0617503 100755
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -367,6 +367,7 @@
   <java-symbol type="integer" name="config_shortPressOnPowerBehavior" />
   <java-symbol type="integer" name="config_toastDefaultGravity" />
   <java-symbol type="integer" name="config_triplePressOnPowerBehavior" />
+  <java-symbol type="integer" name="config_shortPressOnSleepBehavior" />
   <java-symbol type="integer" name="config_wifi_framework_scan_interval" />
   <java-symbol type="integer" name="config_wifi_supplicant_scan_interval" />
   <java-symbol type="integer" name="config_wifi_scan_interval_p2p_connected" />
diff --git a/docs/html/guide/topics/manifest/application-element.jd b/docs/html/guide/topics/manifest/application-element.jd
index 8a0e837..b5af9c3 100644
--- a/docs/html/guide/topics/manifest/application-element.jd
+++ b/docs/html/guide/topics/manifest/application-element.jd
@@ -449,11 +449,15 @@
 <dt><a name="vmSafeMode"></a>{@code android:vmSafeMode}</dt>
 <dd>Indicates whether the app would like the virtual machine (VM) to operate
 in safe mode. The default value is {@code "false"}.
+
+<p> This attribute was added in API level 8 where a value of "true"
+disabled the Dalvik just-in-time (JIT) compiler. </p>
+
+<p> This attribute was adapted in API level 22 where a value of "true"
+disabled the ART ahead-of-time (AOT) compiler. </p>
 </dd>
 
 
-
-
 </dl></dd>
 
 <!-- ##api level indication## -->
diff --git a/media/java/android/media/AudioManager.java b/media/java/android/media/AudioManager.java
index 8c1ba05..365b935 100644
--- a/media/java/android/media/AudioManager.java
+++ b/media/java/android/media/AudioManager.java
@@ -438,6 +438,12 @@
      */
     public static final int FLAG_SHOW_VIBRATE_HINT = 1 << 11;
 
+    /**
+     * Adjusting the volume due to a hardware key press.
+     * @hide
+     */
+    public static final int FLAG_FROM_KEY = 1 << 12;
+
     private static final String[] FLAG_NAMES = {
         "FLAG_SHOW_UI",
         "FLAG_ALLOW_RINGER_MODES",
@@ -451,6 +457,7 @@
         "FLAG_ACTIVE_MEDIA_ONLY",
         "FLAG_SHOW_UI_WARNINGS",
         "FLAG_SHOW_VIBRATE_HINT",
+        "FLAG_FROM_KEY",
     };
 
     /** @hide */
diff --git a/media/java/android/media/ImageReader.java b/media/java/android/media/ImageReader.java
index 824a7ad..18ffe12 100644
--- a/media/java/android/media/ImageReader.java
+++ b/media/java/android/media/ImageReader.java
@@ -443,6 +443,7 @@
     @Override
     public void close() {
         setOnImageAvailableListener(null, null);
+        if (mSurface != null) mSurface.release();
         nativeClose();
     }
 
diff --git a/media/java/android/media/MediaDrm.java b/media/java/android/media/MediaDrm.java
index d7752b9..6b37a34 100644
--- a/media/java/android/media/MediaDrm.java
+++ b/media/java/android/media/MediaDrm.java
@@ -254,6 +254,9 @@
      * This event type indicates that the app needs to request a certificate from
      * the provisioning server.  The request message data is obtained using
      * {@link #getProvisionRequest}
+     *
+     * @deprecated Handle provisioning via {@link android.media.NotProvisionedException}
+     * instead.
      */
     public static final int EVENT_PROVISION_REQUIRED = 1;
 
diff --git a/media/java/android/media/session/MediaSessionLegacyHelper.java b/media/java/android/media/session/MediaSessionLegacyHelper.java
index 3276f0c..c61d7ad 100644
--- a/media/java/android/media/session/MediaSessionLegacyHelper.java
+++ b/media/java/android/media/session/MediaSessionLegacyHelper.java
@@ -197,17 +197,17 @@
                 break;
         }
         if (down || up) {
-            int flags;
+            int flags = AudioManager.FLAG_FROM_KEY;
             if (musicOnly) {
                 // This flag is used when the screen is off to only affect
                 // active media
-                flags = AudioManager.FLAG_ACTIVE_MEDIA_ONLY;
+                flags |= AudioManager.FLAG_ACTIVE_MEDIA_ONLY;
             } else {
                 // These flags are consistent with the home screen
                 if (up) {
-                    flags = AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_VIBRATE;
+                    flags |= AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_VIBRATE;
                 } else {
-                    flags = AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_VIBRATE;
+                    flags |= AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_VIBRATE;
                 }
             }
             if (direction != 0) {
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index d9aff44..2d87e8f 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -621,7 +621,7 @@
     <!-- QuickSettings: Wifi detail panel, text when there are no items [CHAR LIMIT=NONE] -->
     <string name="quick_settings_wifi_detail_empty_text">No saved networks available</string>
     <!-- QuickSettings: Cast title [CHAR LIMIT=NONE] -->
-    <string name="quick_settings_cast_title">Cast screen</string>
+    <string name="quick_settings_cast_title">Cast</string>
     <!-- QuickSettings: Cast detail panel, status text when casting [CHAR LIMIT=NONE] -->
     <string name="quick_settings_casting">Casting</string>
     <!-- QuickSettings: Cast detail panel, default device name [CHAR LIMIT=NONE] -->
diff --git a/services/core/java/com/android/server/am/ActivityManagerDebugConfig.java b/services/core/java/com/android/server/am/ActivityManagerDebugConfig.java
index ae4006d..fd4974e 100644
--- a/services/core/java/com/android/server/am/ActivityManagerDebugConfig.java
+++ b/services/core/java/com/android/server/am/ActivityManagerDebugConfig.java
@@ -30,10 +30,10 @@
     // will be tagged with their class names instead fot the generic tag.
     static final boolean TAG_WITH_CLASS_NAME = false;
 
-    // While debugging it is sometimes useful to have the category name of the log prepended to the
+    // While debugging it is sometimes useful to have the category name of the log appended to the
     // base log tag to make sifting through logs with the same base tag easier. By setting this
-    // constant to true, the category name of the log point will be prepended to the log tag.
-    static final boolean PREPEND_CATEGORY_NAME = false;
+    // constant to true, the category name of the log point will be appended to the log tag.
+    static final boolean APPEND_CATEGORY_NAME = false;
 
     // Default log tag for the activity manager package.
     static final String TAG_AM = "ActivityManager";
@@ -74,12 +74,17 @@
     static final boolean DEBUG_USER_LEAVING = DEBUG_ALL || false;
     static final boolean DEBUG_VISBILITY = DEBUG_ALL || false;
 
-    static final String POSTFIX_BACKUP = (PREPEND_CATEGORY_NAME) ? "_Backup" : "";
-    static final String POSTFIX_BROADCAST = (PREPEND_CATEGORY_NAME) ? "_Broadcast" : "";
-    static final String POSTFIX_CLEANUP = (PREPEND_CATEGORY_NAME) ? "_Cleanup" : "";
+    static final String POSTFIX_BACKUP = (APPEND_CATEGORY_NAME) ? "_Backup" : "";
+    static final String POSTFIX_BROADCAST = (APPEND_CATEGORY_NAME) ? "_Broadcast" : "";
+    static final String POSTFIX_CLEANUP = (APPEND_CATEGORY_NAME) ? "_Cleanup" : "";
+    static final String POSTFIX_CONFIGURATION = (APPEND_CATEGORY_NAME) ? "_Configuration" : "";
+    static final String POSTFIX_FOCUS = (APPEND_CATEGORY_NAME) ? "_Focus" : "";
+    static final String POSTFIX_IMMERSIVE = (APPEND_CATEGORY_NAME) ? "_Immersive" : "";
+    static final String POSTFIX_LRU = (APPEND_CATEGORY_NAME) ? "_LRU" : "";
     static final String POSTFIX_MU = "_MU";
-    static final String POSTFIX_SERVICE = (PREPEND_CATEGORY_NAME) ? "_Service" : "";
+    static final String POSTFIX_OOM_ADJ = (APPEND_CATEGORY_NAME) ? "_OomAdj" : "";
+    static final String POSTFIX_SERVICE = (APPEND_CATEGORY_NAME) ? "_Service" : "";
     static final String POSTFIX_SERVICE_EXECUTING =
-            (PREPEND_CATEGORY_NAME) ? "_ServiceExecuting" : "";
+            (APPEND_CATEGORY_NAME) ? "_ServiceExecuting" : "";
 
 }
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 8f9ce51..dcee96a 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -254,15 +254,14 @@
     private static final String TAG_BACKUP = TAG + POSTFIX_BACKUP;
     private static final String TAG_BROADCAST = TAG + POSTFIX_BROADCAST;
     private static final String TAG_CLEANUP = TAG + POSTFIX_CLEANUP;
+    private static final String TAG_CONFIGURATION = TAG + POSTFIX_CONFIGURATION;
+    private static final String TAG_FOCUS = TAG + POSTFIX_FOCUS;
+    private static final String TAG_IMMERSIVE = TAG + POSTFIX_IMMERSIVE;
+    private static final String TAG_LRU = TAG + POSTFIX_LRU;
     private static final String TAG_MU = TAG + POSTFIX_MU;
+    private static final String TAG_OOM_ADJ = TAG + POSTFIX_OOM_ADJ;
 
     // TODO(ogunwale): Migrate all the constants below to use ActivityManagerDebugConfig class.
-    static final boolean DEBUG_CONFIGURATION = DEBUG_ALL || false;
-    static final boolean DEBUG_FOCUS = false;
-    static final boolean DEBUG_IMMERSIVE = DEBUG_ALL || false;
-    static final boolean DEBUG_MU = DEBUG_ALL || false;
-    static final boolean DEBUG_OOM_ADJ = DEBUG_ALL || false;
-    static final boolean DEBUG_LRU = DEBUG_ALL || false;
     static final boolean DEBUG_PAUSE = DEBUG_ALL || false;
     static final boolean DEBUG_POWER = DEBUG_ALL || false;
     static final boolean DEBUG_POWER_QUICK = DEBUG_POWER || false;
@@ -283,8 +282,6 @@
     static final boolean DEBUG_PSS = DEBUG_ALL || false;
     static final boolean DEBUG_LOCKSCREEN = DEBUG_ALL || false;
     static final boolean DEBUG_RECENTS = DEBUG_ALL || false;
-    static final boolean VALIDATE_TOKENS = false;
-    static final boolean SHOW_ACTIVITY_START_TIME = true;
 
     // Control over CPU and battery monitoring.
     static final long BATTERY_STATS_TIME = 30*60*1000;      // write battery stats every 30 minutes.
@@ -1705,10 +1702,9 @@
             case IMMERSIVE_MODE_LOCK_MSG: {
                 final boolean nextState = (msg.arg1 != 0);
                 if (mUpdateLock.isHeld() != nextState) {
-                    if (DEBUG_IMMERSIVE) {
-                        final ActivityRecord r = (ActivityRecord) msg.obj;
-                        Slog.d(TAG, "Applying new update lock state '" + nextState + "' for " + r);
-                    }
+                    if (DEBUG_IMMERSIVE) Slog.d(TAG_IMMERSIVE,
+                            "Applying new update lock state '" + nextState
+                            + "' for " + (ActivityRecord)msg.obj);
                     if (nextState) {
                         mUpdateLock.acquire();
                     } else {
@@ -2481,7 +2477,7 @@
 
     final void setFocusedActivityLocked(ActivityRecord r, String reason) {
         if (r != null && mFocusedActivity != r) {
-            if (DEBUG_FOCUS) Slog.d(TAG, "setFocusedActivityLocked: r=" + r);
+            if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, "setFocusedActivityLocked: r=" + r);
             mFocusedActivity = r;
             if (r.task != null && r.task.voiceInteractor != null) {
                 startRunningVoiceLocked(r.task.voiceSession, r.info.applicationInfo.uid);
@@ -2505,7 +2501,7 @@
 
     @Override
     public void setFocusedStack(int stackId) {
-        if (DEBUG_FOCUS) Slog.d(TAG, "setFocusedStack: stackId=" + stackId);
+        if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, "setFocusedStack: stackId=" + stackId);
         synchronized (ActivityManagerService.this) {
             ActivityStack stack = mStackSupervisor.getStack(stackId);
             if (stack != null) {
@@ -2587,7 +2583,7 @@
         if (index > 0) {
             index--;
         }
-        if (DEBUG_LRU) Slog.d(TAG, "Moving dep from " + lrui + " to " + index
+        if (DEBUG_LRU) Slog.d(TAG_LRU, "Moving dep from " + lrui + " to " + index
                 + " in LRU list: " + app);
         mLruProcesses.add(index, app);
         return index;
@@ -2633,13 +2629,13 @@
         if (hasActivity) {
             final int N = mLruProcesses.size();
             if (N > 0 && mLruProcesses.get(N-1) == app) {
-                if (DEBUG_LRU) Slog.d(TAG, "Not moving, already top activity: " + app);
+                if (DEBUG_LRU) Slog.d(TAG_LRU, "Not moving, already top activity: " + app);
                 return;
             }
         } else {
             if (mLruProcessServiceStart > 0
                     && mLruProcesses.get(mLruProcessServiceStart-1) == app) {
-                if (DEBUG_LRU) Slog.d(TAG, "Not moving, already top other: " + app);
+                if (DEBUG_LRU) Slog.d(TAG_LRU, "Not moving, already top other: " + app);
                 return;
             }
         }
@@ -2649,7 +2645,7 @@
         if (app.persistent && lrui >= 0) {
             // We don't care about the position of persistent processes, as long as
             // they are in the list.
-            if (DEBUG_LRU) Slog.d(TAG, "Not moving, persistent: " + app);
+            if (DEBUG_LRU) Slog.d(TAG_LRU, "Not moving, persistent: " + app);
             return;
         }
 
@@ -2718,27 +2714,29 @@
         int nextIndex;
         if (hasActivity) {
             final int N = mLruProcesses.size();
-            if (app.activities.size() == 0 && mLruProcessActivityStart < (N-1)) {
+            if (app.activities.size() == 0 && mLruProcessActivityStart < (N - 1)) {
                 // Process doesn't have activities, but has clients with
                 // activities...  move it up, but one below the top (the top
                 // should always have a real activity).
-                if (DEBUG_LRU) Slog.d(TAG, "Adding to second-top of LRU activity list: " + app);
-                mLruProcesses.add(N-1, app);
+                if (DEBUG_LRU) Slog.d(TAG_LRU,
+                        "Adding to second-top of LRU activity list: " + app);
+                mLruProcesses.add(N - 1, app);
                 // To keep it from spamming the LRU list (by making a bunch of clients),
                 // we will push down any other entries owned by the app.
                 final int uid = app.info.uid;
-                for (int i=N-2; i>mLruProcessActivityStart; i--) {
+                for (int i = N - 2; i > mLruProcessActivityStart; i--) {
                     ProcessRecord subProc = mLruProcesses.get(i);
                     if (subProc.info.uid == uid) {
                         // We want to push this one down the list.  If the process after
                         // it is for the same uid, however, don't do so, because we don't
                         // want them internally to be re-ordered.
-                        if (mLruProcesses.get(i-1).info.uid != uid) {
-                            if (DEBUG_LRU) Slog.d(TAG, "Pushing uid " + uid + " swapping at " + i
-                                    + ": " + mLruProcesses.get(i) + " : " + mLruProcesses.get(i-1));
+                        if (mLruProcesses.get(i - 1).info.uid != uid) {
+                            if (DEBUG_LRU) Slog.d(TAG_LRU,
+                                    "Pushing uid " + uid + " swapping at " + i + ": "
+                                    + mLruProcesses.get(i) + " : " + mLruProcesses.get(i - 1));
                             ProcessRecord tmp = mLruProcesses.get(i);
-                            mLruProcesses.set(i, mLruProcesses.get(i-1));
-                            mLruProcesses.set(i-1, tmp);
+                            mLruProcesses.set(i, mLruProcesses.get(i - 1));
+                            mLruProcesses.set(i - 1, tmp);
                             i--;
                         }
                     } else {
@@ -2748,13 +2746,13 @@
                 }
             } else {
                 // Process has activities, put it at the very tipsy-top.
-                if (DEBUG_LRU) Slog.d(TAG, "Adding to top of LRU activity list: " + app);
+                if (DEBUG_LRU) Slog.d(TAG_LRU, "Adding to top of LRU activity list: " + app);
                 mLruProcesses.add(app);
             }
             nextIndex = mLruProcessServiceStart;
         } else if (hasService) {
             // Process has services, put it at the top of the service list.
-            if (DEBUG_LRU) Slog.d(TAG, "Adding to top of LRU service list: " + app);
+            if (DEBUG_LRU) Slog.d(TAG_LRU, "Adding to top of LRU service list: " + app);
             mLruProcesses.add(mLruProcessActivityStart, app);
             nextIndex = mLruProcessServiceStart;
             mLruProcessActivityStart++;
@@ -2765,7 +2763,7 @@
                 // If there is a client, don't allow the process to be moved up higher
                 // in the list than that client.
                 int clientIndex = mLruProcesses.lastIndexOf(client);
-                if (DEBUG_LRU && clientIndex < 0) Slog.d(TAG, "Unknown client " + client
+                if (DEBUG_LRU && clientIndex < 0) Slog.d(TAG_LRU, "Unknown client " + client
                         + " when updating " + app);
                 if (clientIndex <= lrui) {
                     // Don't allow the client index restriction to push it down farther in the
@@ -2776,7 +2774,7 @@
                     index = clientIndex;
                 }
             }
-            if (DEBUG_LRU) Slog.d(TAG, "Adding at " + index + " of LRU list: " + app);
+            if (DEBUG_LRU) Slog.d(TAG_LRU, "Adding at " + index + " of LRU list: " + app);
             mLruProcesses.add(index, app);
             nextIndex = index-1;
             mLruProcessActivityStart++;
@@ -5599,7 +5597,7 @@
             if (app.instrumentationClass != null) {
                 ensurePackageDexOpt(app.instrumentationClass.getPackageName());
             }
-            if (DEBUG_CONFIGURATION) Slog.v(TAG, "Binding proc "
+            if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION, "Binding proc "
                     + processName + " with config " + mConfiguration);
             ApplicationInfo appInfo = app.instrumentationInfo != null
                     ? app.instrumentationInfo : app.info;
@@ -6137,8 +6135,7 @@
             int callingUid, int userId, IBinder token, String resultWho,
             int requestCode, Intent[] intents, String[] resolvedTypes, int flags,
             Bundle options) {
-        if (DEBUG_MU)
-            Slog.v(TAG_MU, "getIntentSenderLocked(): uid=" + callingUid);
+        if (DEBUG_MU) Slog.v(TAG_MU, "getIntentSenderLocked(): uid=" + callingUid);
         ActivityRecord activity = null;
         if (type == ActivityManager.INTENT_SENDER_ACTIVITY_RESULT) {
             activity = ActivityRecord.isInStackLocked(token);
@@ -8616,8 +8613,8 @@
                         STOCK_PM_FLAGS | PackageManager.GET_URI_PERMISSION_PATTERNS);
         } catch (RemoteException ex) {
         }
-        if (DEBUG_MU)
-            Slog.v(TAG_MU, "generateApplicationProvidersLocked, app.info.uid = " + app.uid);
+        if (DEBUG_MU) Slog.v(TAG_MU,
+                "generateApplicationProvidersLocked, app.info.uid = " + app.uid);
         int userId = app.userId;
         if (providers != null) {
             int N = providers.size();
@@ -8644,8 +8641,8 @@
                     cpr = new ContentProviderRecord(this, cpi, app.info, comp, singleton);
                     mProviderMap.putProviderByClass(comp, cpr);
                 }
-                if (DEBUG_MU)
-                    Slog.v(TAG_MU, "generateApplicationProvidersLocked, cpi.uid = " + cpr.uid);
+                if (DEBUG_MU) Slog.v(TAG_MU,
+                        "generateApplicationProvidersLocked, cpi.uid = " + cpr.uid);
                 app.pubProviders.put(cpi.name, cpr);
                 if (!cpi.multiprocess || !"android".equals(cpi.packageName)) {
                     // Don't add this if it is a platform component that is marked
@@ -9174,10 +9171,9 @@
                     return null;
                 }
                 try {
-                    if (DEBUG_MU) {
-                        Slog.v(TAG_MU, "Waiting to start provider " + cpr + " launchingApp="
-                                + cpr.launchingApp);
-                    }
+                    if (DEBUG_MU) Slog.v(TAG_MU,
+                            "Waiting to start provider " + cpr
+                            + " launchingApp=" + cpr.launchingApp);
                     if (conn != null) {
                         conn.waiting = true;
                     }
@@ -9299,8 +9295,7 @@
         enforceNotIsolatedCaller("publishContentProviders");
         synchronized (this) {
             final ProcessRecord r = getRecordForAppLocked(caller);
-            if (DEBUG_MU)
-                Slog.v(TAG_MU, "ProcessRecord uid = " + r.uid);
+            if (DEBUG_MU) Slog.v(TAG_MU, "ProcessRecord uid = " + r.uid);
             if (r == null) {
                 throw new SecurityException(
                         "Unable to find app for caller " + caller
@@ -9317,8 +9312,7 @@
                     continue;
                 }
                 ContentProviderRecord dst = r.pubProviders.get(src.info.name);
-                if (DEBUG_MU)
-                    Slog.v(TAG_MU, "ContentProviderRecord uid = " + dst.uid);
+                if (DEBUG_MU) Slog.v(TAG_MU, "ContentProviderRecord uid = " + dst.uid);
                 if (dst != null) {
                     ComponentName comp = new ComponentName(dst.info.packageName, dst.info.name);
                     mProviderMap.putProviderByClass(comp, dst);
@@ -10400,9 +10394,7 @@
 
             // update associated state if we're frontmost
             if (r == mFocusedActivity) {
-                if (DEBUG_IMMERSIVE) {
-                    Slog.d(TAG, "Frontmost changed immersion: "+ r);
-                }
+                if (DEBUG_IMMERSIVE) Slog.d(TAG_IMMERSIVE, "Frontmost changed immersion: "+ r);
                 applyUpdateLockStateLocked(r);
             }
         }
@@ -10751,7 +10743,8 @@
             // This happens before any activities are started, so we can
             // change mConfiguration in-place.
             updateConfigurationLocked(configuration, null, false, true);
-            if (DEBUG_CONFIGURATION) Slog.v(TAG, "Initial config: " + mConfiguration);
+            if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
+                    "Initial config: " + mConfiguration);
         }
     }
 
@@ -15094,10 +15087,9 @@
             result = UserHandle.isSameApp(aInfo.uid, Process.PHONE_UID)
                     || (aInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0;
         }
-        if (DEBUG_MU) {
-            Slog.v(TAG, "isSingleton(" + componentProcessName + ", " + aInfo
-                    + ", " + className + ", 0x" + Integer.toHexString(flags) + ") = " + result);
-        }
+        if (DEBUG_MU) Slog.v(TAG_MU,
+                "isSingleton(" + componentProcessName + ", " + aInfo + ", " + className + ", 0x"
+                + Integer.toHexString(flags) + ") = " + result);
         return result;
     }
 
@@ -16484,9 +16476,8 @@
             Configuration newConfig = new Configuration(mConfiguration);
             changes = newConfig.updateFrom(values);
             if (changes != 0) {
-                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) {
-                    Slog.i(TAG, "Updating configuration to: " + values);
-                }
+                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.i(TAG_CONFIGURATION,
+                        "Updating configuration to: " + values);
 
                 EventLog.writeEvent(EventLogTags.CONFIGURATION_CHANGED, changes);
 
@@ -16537,7 +16528,7 @@
                     ProcessRecord app = mLruProcesses.get(i);
                     try {
                         if (app.thread != null) {
-                            if (DEBUG_CONFIGURATION) Slog.v(TAG, "Sending to proc "
+                            if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION, "Sending to proc "
                                     + app.processName + " new config " + mConfiguration);
                             app.thread.scheduleConfigurationChanged(configCopy);
                         }
@@ -17740,15 +17731,15 @@
 
         if (app.curAdj != app.setAdj) {
             ProcessList.setOomAdj(app.pid, app.info.uid, app.curAdj);
-            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(
-                TAG, "Set " + app.pid + " " + app.processName +
-                " adj " + app.curAdj + ": " + app.adjType);
+            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
+                    "Set " + app.pid + " " + app.processName + " adj " + app.curAdj + ": "
+                    + app.adjType);
             app.setAdj = app.curAdj;
         }
 
         if (app.setSchedGroup != app.curSchedGroup) {
             app.setSchedGroup = app.curSchedGroup;
-            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
                     "Setting process group of " + app.processName
                     + " to " + app.curSchedGroup);
             if (app.waitingToKill != null &&
@@ -17832,7 +17823,7 @@
             }
         }
         if (app.setProcState != app.curProcState) {
-            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
                     "Proc state change of " + app.processName
                     + " to " + app.curProcState);
             boolean setImportant = app.setProcState < ActivityManager.PROCESS_STATE_SERVICE;
@@ -18097,7 +18088,7 @@
                             // step that cached level.
                             app.curRawAdj = curCachedAdj;
                             app.curAdj = app.modifyRawOomAdj(curCachedAdj);
-                            if (DEBUG_LRU && false) Slog.d(TAG, "Assigning activity LRU #" + i
+                            if (DEBUG_LRU && false) Slog.d(TAG_LRU, "Assigning activity LRU #" + i
                                     + " adj: " + app.curAdj + " (curCachedAdj=" + curCachedAdj
                                     + ")");
                             if (curCachedAdj != nextCachedAdj) {
@@ -18120,7 +18111,7 @@
                             // state is still as a service), which is what we want.
                             app.curRawAdj = curEmptyAdj;
                             app.curAdj = app.modifyRawOomAdj(curEmptyAdj);
-                            if (DEBUG_LRU && false) Slog.d(TAG, "Assigning empty LRU #" + i
+                            if (DEBUG_LRU && false) Slog.d(TAG_LRU, "Assigning empty LRU #" + i
                                     + " adj: " + app.curAdj + " (curEmptyAdj=" + curEmptyAdj
                                     + ")");
                             if (curEmptyAdj != nextEmptyAdj) {
@@ -18210,13 +18201,13 @@
         // We always allow the memory level to go up (better).  We only allow it to go
         // down if we are in a state where that is allowed, *and* the total number of processes
         // has gone down since last time.
-        if (DEBUG_OOM_ADJ) Slog.d(TAG, "oom: memFactor=" + memFactor + " last=" + mLastMemoryLevel
-                + " allowLow=" + mAllowLowerMemLevel + " numProcs=" + mLruProcesses.size()
-                + " last=" + mLastNumProcesses);
+        if (DEBUG_OOM_ADJ) Slog.d(TAG_OOM_ADJ, "oom: memFactor=" + memFactor
+                + " last=" + mLastMemoryLevel + " allowLow=" + mAllowLowerMemLevel
+                + " numProcs=" + mLruProcesses.size() + " last=" + mLastNumProcesses);
         if (memFactor > mLastMemoryLevel) {
             if (!mAllowLowerMemLevel || mLruProcesses.size() >= mLastNumProcesses) {
                 memFactor = mLastMemoryLevel;
-                if (DEBUG_OOM_ADJ) Slog.d(TAG, "Keeping last mem factor!");
+                if (DEBUG_OOM_ADJ) Slog.d(TAG_OOM_ADJ, "Keeping last mem factor!");
             }
         }
         mLastMemoryLevel = memFactor;
@@ -18256,9 +18247,8 @@
                         && !app.killedByAm) {
                     if (app.trimMemoryLevel < curLevel && app.thread != null) {
                         try {
-                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
-                                    "Trimming memory of " + app.processName
-                                    + " to " + curLevel);
+                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
+                                    "Trimming memory of " + app.processName + " to " + curLevel);
                             app.thread.scheduleTrimMemory(curLevel);
                         } catch (RemoteException e) {
                         }
@@ -18293,7 +18283,7 @@
                     if (app.trimMemoryLevel < ComponentCallbacks2.TRIM_MEMORY_BACKGROUND
                             && app.thread != null) {
                         try {
-                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
                                     "Trimming memory of heavy-weight " + app.processName
                                     + " to " + ComponentCallbacks2.TRIM_MEMORY_BACKGROUND);
                             app.thread.scheduleTrimMemory(
@@ -18311,7 +18301,7 @@
                         final int level = ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN;
                         if (app.trimMemoryLevel < level && app.thread != null) {
                             try {
-                                if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+                                if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
                                         "Trimming memory of bg-ui " + app.processName
                                         + " to " + level);
                                 app.thread.scheduleTrimMemory(level);
@@ -18322,7 +18312,7 @@
                     }
                     if (app.trimMemoryLevel < fgTrimLevel && app.thread != null) {
                         try {
-                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
                                     "Trimming memory of fg " + app.processName
                                     + " to " + fgTrimLevel);
                             app.thread.scheduleTrimMemory(fgTrimLevel);
@@ -18348,7 +18338,7 @@
                     if (app.trimMemoryLevel < ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN
                             && app.thread != null) {
                         try {
-                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+                            if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG_OOM_ADJ,
                                     "Trimming memory of ui hidden " + app.processName
                                     + " to " + ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN);
                             app.thread.scheduleTrimMemory(
@@ -18383,12 +18373,12 @@
         }
 
         if (DEBUG_OOM_ADJ) {
+            final long duration = SystemClock.uptimeMillis() - now;
             if (false) {
-                RuntimeException here = new RuntimeException("here");
-                here.fillInStackTrace();
-                Slog.d(TAG, "Did OOM ADJ in " + (SystemClock.uptimeMillis()-now) + "ms", here);
+                Slog.d(TAG_OOM_ADJ, "Did OOM ADJ in " + duration + "ms",
+                        new RuntimeException("here").fillInStackTrace());
             } else {
-                Slog.d(TAG, "Did OOM ADJ in " + (SystemClock.uptimeMillis()-now) + "ms");
+                Slog.d(TAG_OOM_ADJ, "Did OOM ADJ in " + duration + "ms");
             }
         }
     }
diff --git a/services/core/java/com/android/server/am/ActivityRecord.java b/services/core/java/com/android/server/am/ActivityRecord.java
index ca2721c..d34b33b 100755
--- a/services/core/java/com/android/server/am/ActivityRecord.java
+++ b/services/core/java/com/android/server/am/ActivityRecord.java
@@ -76,6 +76,7 @@
 final class ActivityRecord {
     private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityRecord" : TAG_AM;
 
+    private static final boolean SHOW_ACTIVITY_START_TIME = true;
     static final boolean DEBUG_SAVED_STATE = ActivityStackSupervisor.DEBUG_SAVED_STATE;
     final public static String RECENTS_PACKAGE_NAME = "com.android.systemui.recents";
 
@@ -939,7 +940,7 @@
             final long thisTime = curTime - fullyDrawnStartTime;
             final long totalTime = stack.mFullyDrawnStartTime != 0
                     ? (curTime - stack.mFullyDrawnStartTime) : thisTime;
-            if (ActivityManagerService.SHOW_ACTIVITY_START_TIME) {
+            if (SHOW_ACTIVITY_START_TIME) {
                 Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER, "drawing", 0);
                 EventLog.writeEvent(EventLogTags.AM_ACTIVITY_FULLY_DRAWN_TIME,
                         userId, System.identityHashCode(this), shortComponentName,
@@ -973,7 +974,7 @@
         final long thisTime = curTime - displayStartTime;
         final long totalTime = stack.mLaunchStartTime != 0
                 ? (curTime - stack.mLaunchStartTime) : thisTime;
-        if (ActivityManagerService.SHOW_ACTIVITY_START_TIME) {
+        if (SHOW_ACTIVITY_START_TIME) {
             Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER, "launching", 0);
             EventLog.writeEvent(EventLogTags.AM_ACTIVITY_LAUNCH_TIME,
                     userId, System.identityHashCode(this), shortComponentName,
diff --git a/services/core/java/com/android/server/am/ActivityStack.java b/services/core/java/com/android/server/am/ActivityStack.java
index 203c724..4bb265d 100644
--- a/services/core/java/com/android/server/am/ActivityStack.java
+++ b/services/core/java/com/android/server/am/ActivityStack.java
@@ -17,7 +17,6 @@
 package com.android.server.am;
 
 import static com.android.server.am.ActivityManagerDebugConfig.*;
-import static com.android.server.am.ActivityManagerService.DEBUG_CONFIGURATION;
 import static com.android.server.am.ActivityManagerService.DEBUG_PAUSE;
 import static com.android.server.am.ActivityManagerService.DEBUG_RESULTS;
 import static com.android.server.am.ActivityManagerService.DEBUG_STACK;
@@ -26,7 +25,6 @@
 import static com.android.server.am.ActivityManagerService.DEBUG_TRANSITION;
 import static com.android.server.am.ActivityManagerService.DEBUG_USER_LEAVING;
 import static com.android.server.am.ActivityManagerService.DEBUG_VISBILITY;
-import static com.android.server.am.ActivityManagerService.VALIDATE_TOKENS;
 
 import static com.android.server.am.ActivityRecord.HOME_ACTIVITY_TYPE;
 import static com.android.server.am.ActivityRecord.APPLICATION_ACTIVITY_TYPE;
@@ -97,6 +95,9 @@
 
     private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityStack" : TAG_AM;
     private static final String TAG_CLEANUP = TAG + POSTFIX_CLEANUP;
+    private static final String TAG_CONFIGURATION = TAG + POSTFIX_CONFIGURATION;
+
+    private static final boolean VALIDATE_TOKENS = false;
 
     // Ticks during which we check progress while waiting for an app to launch.
     static final int LAUNCH_TICK = 500;
@@ -3747,12 +3748,12 @@
     final boolean ensureActivityConfigurationLocked(ActivityRecord r,
             int globalChanges) {
         if (mConfigWillChange) {
-            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Skipping config check (will change): " + r);
             return true;
         }
 
-        if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+        if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                 "Ensuring correct configuration: " + r);
 
         // Make sure the current stack override configuration is supported by the top task
@@ -3765,7 +3766,7 @@
                     mWindowManager.forceStackToFullscreen(mStackId, !topTask.mResizeable);
             updateOverrideConfiguration(newOverrideConfig);
             mForcedFullscreen = !prevFullscreen && mFullscreen;
-            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Updated stack config to support task=" + topTask
                             + " resizeable=" + topTask.mResizeable
                             + " mForcedFullscreen=" + mForcedFullscreen
@@ -3779,14 +3780,14 @@
         if (r.configuration == newConfig
                 && r.stackConfigOverride == mOverrideConfig
                 && !r.forceNewConfig) {
-            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Configuration unchanged in " + r);
             return true;
         }
 
         // We don't worry about activities that are finishing.
         if (r.finishing) {
-            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Configuration doesn't matter in finishing " + r);
             r.stopFreezingScreenLocked(false);
             return true;
@@ -3820,7 +3821,7 @@
         }
         final int changes = oldConfig.diff(newConfig) | stackChanges;
         if (changes == 0 && !r.forceNewConfig) {
-            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Configuration no differences in " + r);
             return true;
         }
@@ -3828,7 +3829,7 @@
         // If the activity isn't currently running, just leave the new
         // configuration and it will pick that up next time it starts.
         if (r.app == null || r.app.thread == null) {
-            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Configuration doesn't matter not running " + r);
             r.stopFreezingScreenLocked(false);
             r.forceNewConfig = false;
@@ -3836,26 +3837,25 @@
         }
 
         // Figure out how to handle the changes between the configurations.
-        if (DEBUG_SWITCH || DEBUG_CONFIGURATION) {
-            Slog.v(TAG, "Checking to restart " + r.info.name + ": changed=0x"
-                    + Integer.toHexString(changes) + ", handles=0x"
-                    + Integer.toHexString(r.info.getRealConfigChanged())
-                    + ", newConfig=" + newConfig);
-        }
+        if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
+                "Checking to restart " + r.info.name + ": changed=0x"
+                + Integer.toHexString(changes) + ", handles=0x"
+                + Integer.toHexString(r.info.getRealConfigChanged()) + ", newConfig=" + newConfig);
+
         if ((changes&(~r.info.getRealConfigChanged())) != 0 || r.forceNewConfig) {
             // Aha, the activity isn't handling the change, so DIE DIE DIE.
             r.configChangeFlags |= changes;
             r.startFreezingScreenLocked(r.app, globalChanges);
             r.forceNewConfig = false;
             if (r.app == null || r.app.thread == null) {
-                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                         "Config is destroying non-running " + r);
                 destroyActivityLocked(r, true, "config");
             } else if (r.state == ActivityState.PAUSING) {
                 // A little annoying: we are waiting for this activity to
                 // finish pausing.  Let's not do anything now, but just
                 // flag that it needs to be restarted when done pausing.
-                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                         "Config is skipping already pausing " + r);
                 r.configDestroy = true;
                 return true;
@@ -3864,12 +3864,12 @@
                 // and we need to restart the top, resumed activity.
                 // Instead of doing the normal handshaking, just say
                 // "restart!".
-                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                         "Config is relaunching resumed " + r);
                 relaunchActivityLocked(r, r.configChangeFlags, true);
                 r.configChangeFlags = 0;
             } else {
-                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG,
+                if (DEBUG_SWITCH || DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                         "Config is relaunching non-resumed " + r);
                 relaunchActivityLocked(r, r.configChangeFlags, false);
                 r.configChangeFlags = 0;
@@ -3886,7 +3886,7 @@
         // system level configuration it last got.
         if (r.app != null && r.app.thread != null) {
             try {
-                if (DEBUG_CONFIGURATION) Slog.v(TAG, "Sending new config to " + r);
+                if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION, "Sending new config to " + r);
                 r.app.thread.scheduleActivityConfigurationChanged(
                         r.appToken, new Configuration(mOverrideConfig));
             } catch (RemoteException e) {
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 9472707..80664f5 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -23,8 +23,6 @@
 import static android.content.Intent.FLAG_ACTIVITY_TASK_ON_HOME;
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
 import static com.android.server.am.ActivityManagerDebugConfig.*;
-import static com.android.server.am.ActivityManagerService.DEBUG_CONFIGURATION;
-import static com.android.server.am.ActivityManagerService.DEBUG_FOCUS;
 import static com.android.server.am.ActivityManagerService.DEBUG_PAUSE;
 import static com.android.server.am.ActivityManagerService.DEBUG_RECENTS;
 import static com.android.server.am.ActivityManagerService.DEBUG_RESULTS;
@@ -119,6 +117,8 @@
 
 public final class ActivityStackSupervisor implements DisplayListener {
     private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityStackSupervisor" : TAG_AM;
+    private static final String TAG_CONFIGURATION = TAG + POSTFIX_CONFIGURATION;
+    private static final String TAG_FOCUS = TAG + POSTFIX_FOCUS;
 
     static final boolean DEBUG = DEBUG_ALL || false;
     static final boolean DEBUG_ADD_REMOVE = DEBUG || false;
@@ -917,7 +917,7 @@
                 stack = container.mStack;
             }
             stack.mConfigWillChange = config != null && mService.mConfiguration.diff(config) != 0;
-            if (DEBUG_CONFIGURATION) Slog.v(TAG,
+            if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                     "Starting activity when config will change = " + stack.mConfigWillChange);
 
             final long origId = Binder.clearCallingIdentity();
@@ -1007,7 +1007,7 @@
                 mService.enforceCallingPermission(android.Manifest.permission.CHANGE_CONFIGURATION,
                         "updateConfiguration()");
                 stack.mConfigWillChange = false;
-                if (DEBUG_CONFIGURATION) Slog.v(TAG,
+                if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION,
                         "Updating to new configuration after starting activity.");
                 mService.updateConfigurationLocked(config, null, false, false);
             }
@@ -1584,10 +1584,11 @@
                 stack = task.stack;
                 if (stack.isOnHomeDisplay()) {
                     if (mFocusedStack != stack) {
-                        if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG, "computeStackFocus: Setting " +
-                                "focused stack to r=" + r + " task=" + task);
+                        if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS,
+                                "computeStackFocus: Setting " + "focused stack to r=" + r
+                                + " task=" + task);
                     } else {
-                        if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG,
+                        if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS,
                             "computeStackFocus: Focused stack already=" + mFocusedStack);
                     }
                 }
@@ -1603,7 +1604,7 @@
 
             if (mFocusedStack != mHomeStack && (!newTask ||
                     mFocusedStack.mActivityContainer.isEligibleForNewTasks())) {
-                if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG,
+                if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS,
                         "computeStackFocus: Have a focused stack=" + mFocusedStack);
                 return mFocusedStack;
             }
@@ -1612,7 +1613,7 @@
             for (int stackNdx = homeDisplayStacks.size() - 1; stackNdx >= 0; --stackNdx) {
                 stack = homeDisplayStacks.get(stackNdx);
                 if (!stack.isHomeStack()) {
-                    if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG,
+                    if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS,
                             "computeStackFocus: Setting focused stack=" + stack);
                     return stack;
                 }
@@ -1620,8 +1621,8 @@
 
             // Need to create an app stack for this user.
             stack = createStackOnDisplay(getNextStackId(), Display.DEFAULT_DISPLAY);
-            if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG, "computeStackFocus: New stack r=" + r +
-                    " stackId=" + stack.mStackId);
+            if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, "computeStackFocus: New stack r="
+                    + r + " stackId=" + stack.mStackId);
             return stack;
         }
         return mHomeStack;
diff --git a/services/core/java/com/android/server/am/CompatModePackages.java b/services/core/java/com/android/server/am/CompatModePackages.java
index ce63d75..0fe9231 100644
--- a/services/core/java/com/android/server/am/CompatModePackages.java
+++ b/services/core/java/com/android/server/am/CompatModePackages.java
@@ -46,7 +46,7 @@
 
 public final class CompatModePackages {
     private static final String TAG = TAG_WITH_CLASS_NAME ? "CompatModePackages" : TAG_AM;
-    private final boolean DEBUG_CONFIGURATION = ActivityManagerService.DEBUG_CONFIGURATION;
+    private static final String TAG_CONFIGURATION = TAG + POSTFIX_CONFIGURATION;
 
     private final ActivityManagerService mService;
     private final AtomicFile mFile;
@@ -334,7 +334,7 @@
                 }
                 try {
                     if (app.thread != null) {
-                        if (DEBUG_CONFIGURATION) Slog.v(TAG, "Sending to proc "
+                        if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION, "Sending to proc "
                                 + app.processName + " new compat " + ci);
                         app.thread.updatePackageCompatibilityInfo(packageName, ci);
                     }
diff --git a/services/core/java/com/android/server/audio/MediaFocusControl.java b/services/core/java/com/android/server/audio/MediaFocusControl.java
index fcdd9d9..f05e6aa 100644
--- a/services/core/java/com/android/server/audio/MediaFocusControl.java
+++ b/services/core/java/com/android/server/audio/MediaFocusControl.java
@@ -653,6 +653,7 @@
                 return;
             } else {
                 mFocusFollowers.add(ff);
+                notifyExtPolicyCurrentFocusAsync(ff);
             }
         }
     }
@@ -672,6 +673,32 @@
     }
 
     /**
+     * @param pcb non null
+     */
+    void notifyExtPolicyCurrentFocusAsync(IAudioPolicyCallback pcb) {
+        final IAudioPolicyCallback pcb2 = pcb;
+        final Thread thread = new Thread() {
+            @Override
+            public void run() {
+                synchronized(mAudioFocusLock) {
+                    if (mFocusStack.isEmpty()) {
+                        return;
+                    }
+                    try {
+                        pcb2.notifyAudioFocusGrant(mFocusStack.peek().toAudioFocusInfo(),
+                                // top of focus stack always has focus
+                                AudioManager.AUDIOFOCUS_REQUEST_GRANTED);
+                    } catch (RemoteException e) {
+                        Log.e(TAG, "Can't call notifyAudioFocusGrant() on IAudioPolicyCallback "
+                                + pcb2.asBinder(), e);
+                    }
+                }
+            }
+        };
+        thread.start();
+    }
+
+    /**
      * Called synchronized on mAudioFocusLock
      */
     void notifyExtPolicyFocusGrant_syncAf(AudioFocusInfo afi, int requestResult) {
@@ -680,7 +707,7 @@
                 // oneway
                 pcb.notifyAudioFocusGrant(afi, requestResult);
             } catch (RemoteException e) {
-                Log.e(TAG, "Can't call newAudioFocusLoser() on IAudioPolicyCallback "
+                Log.e(TAG, "Can't call notifyAudioFocusGrant() on IAudioPolicyCallback "
                         + pcb.asBinder(), e);
             }
         }
@@ -695,7 +722,7 @@
                 // oneway
                 pcb.notifyAudioFocusLoss(afi, wasDispatched);
             } catch (RemoteException e) {
-                Log.e(TAG, "Can't call newAudioFocusLoser() on IAudioPolicyCallback "
+                Log.e(TAG, "Can't call notifyAudioFocusLoss() on IAudioPolicyCallback "
                         + pcb.asBinder(), e);
             }
         }
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index cdd6c7f..dfac6cf 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -176,6 +176,9 @@
     static final int DOUBLE_TAP_HOME_NOTHING = 0;
     static final int DOUBLE_TAP_HOME_RECENT_SYSTEM_UI = 1;
 
+    static final int SHORT_PRESS_SLEEP_GO_TO_SLEEP = 0;
+    static final int SHORT_PRESS_SLEEP_GO_TO_SLEEP_AND_GO_HOME = 1;
+
     static final int APPLICATION_MEDIA_SUBLAYER = -2;
     static final int APPLICATION_MEDIA_OVERLAY_SUBLAYER = -1;
     static final int APPLICATION_PANEL_SUBLAYER = 1;
@@ -371,6 +374,7 @@
     int mLongPressOnPowerBehavior;
     int mDoublePressOnPowerBehavior;
     int mTriplePressOnPowerBehavior;
+    int mShortPressOnSleepBehavior;
     boolean mAwake;
     boolean mScreenOnEarly;
     boolean mScreenOnFully;
@@ -1057,6 +1061,20 @@
         }
     }
 
+    private void sleepPress(KeyEvent event) {
+        switch (mShortPressOnSleepBehavior) {
+            case SHORT_PRESS_SLEEP_GO_TO_SLEEP:
+                mPowerManager.goToSleep(event.getEventTime(),
+                        PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON, 0);
+                break;
+            case SHORT_PRESS_SLEEP_GO_TO_SLEEP_AND_GO_HOME:
+                launchHomeFromHotKey(false /* awakenDreams */);
+                mPowerManager.goToSleep(event.getEventTime(),
+                        PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON, 0);
+                break;
+        }
+    }
+
     private int getResolvedLongPressOnPowerBehavior() {
         if (FactoryTest.isLongPressOnPowerOffEnabled()) {
             return LONG_PRESS_POWER_SHUT_OFF_NO_CONFIRM;
@@ -1321,6 +1339,8 @@
                 com.android.internal.R.integer.config_doublePressOnPowerBehavior);
         mTriplePressOnPowerBehavior = mContext.getResources().getInteger(
                 com.android.internal.R.integer.config_triplePressOnPowerBehavior);
+        mShortPressOnSleepBehavior = mContext.getResources().getInteger(
+                com.android.internal.R.integer.config_shortPressOnSleepBehavior);
 
         mUseTvRouting = AudioSystem.getPlatformType(mContext) == AudioSystem.PLATFORM_TELEVISION;
 
@@ -3028,11 +3048,15 @@
         }
     }
 
+    void launchHomeFromHotKey() {
+        launchHomeFromHotKey(true /* awakenFromDreams */);
+    }
+
     /**
      * A home key -> launch home action was detected.  Take the appropriate action
      * given the situation with the keyguard.
      */
-    void launchHomeFromHotKey() {
+    void launchHomeFromHotKey(final boolean awakenFromDreams) {
         if (isKeyguardShowingAndNotOccluded()) {
             // don't launch home if keyguard showing
         } else if (!mHideLockScreen && mKeyguardDelegate.isInputRestricted()) {
@@ -3047,7 +3071,7 @@
                         } catch (RemoteException e) {
                         }
                         sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
-                        startDockOrHome(true /*fromHomeKey*/);
+                        startDockOrHome(true /*fromHomeKey*/, awakenFromDreams);
                     }
                 }
             });
@@ -3059,13 +3083,15 @@
             }
             if (mRecentsVisible) {
                 // Hide Recents and notify it to launch Home
-                awakenDreams();
+                if (awakenFromDreams) {
+                    awakenDreams();
+                }
                 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
                 hideRecentApps(false, true);
             } else {
                 // Otherwise, just launch Home
                 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
-                startDockOrHome(true /*fromHomeKey*/);
+                startDockOrHome(true /*fromHomeKey*/, awakenFromDreams);
             }
         }
     }
@@ -4712,12 +4738,11 @@
 
             case KeyEvent.KEYCODE_SLEEP: {
                 result &= ~ACTION_PASS_TO_USER;
+                isWakeKey = false;
                 if (!mPowerManager.isInteractive()) {
                     useHapticFeedback = false; // suppress feedback if already non-interactive
                 }
-                mPowerManager.goToSleep(event.getEventTime(),
-                        PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON, 0);
-                isWakeKey = false;
+                sleepPress(event);
                 break;
             }
 
@@ -4905,7 +4930,8 @@
             return;
         }
         int keyCode = event.getKeyCode();
-        int flags = AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_PLAY_SOUND;
+        int flags = AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_PLAY_SOUND
+                | AudioManager.FLAG_FROM_KEY;
         String pkgName = mContext.getOpPackageName();
         switch (keyCode) {
             case KeyEvent.KEYCODE_VOLUME_UP:
@@ -5896,8 +5922,10 @@
         return null;
     }
 
-    void startDockOrHome(boolean fromHomeKey) {
-        awakenDreams();
+    void startDockOrHome(boolean fromHomeKey, boolean awakenFromDreams) {
+        if (awakenFromDreams) {
+            awakenDreams();
+        }
 
         Intent dock = createHomeDockIntent();
         if (dock != null) {
@@ -5935,7 +5963,7 @@
             } catch (RemoteException e) {
             }
             sendCloseSystemWindows();
-            startDockOrHome(false /*fromHomeKey*/);
+            startDockOrHome(false /*fromHomeKey*/, true /* awakenFromDreams */);
         } else {
             // This code brings home to the front or, if it is already
             // at the front, puts the device to sleep.
diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
index 66c2f5f..9e373b7 100644
--- a/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/services/core/java/com/android/server/power/PowerManagerService.java
@@ -1080,6 +1080,9 @@
                 case PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON:
                     Slog.i(TAG, "Going to sleep due to power button (uid " + uid +")...");
                     break;
+                case PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON:
+                    Slog.i(TAG, "Going to sleep due to sleep button (uid " + uid +")...");
+                    break;
                 case PowerManager.GO_TO_SLEEP_REASON_HDMI:
                     Slog.i(TAG, "Going to sleep due to HDMI standby (uid " + uid +")...");
                     break;