diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index a836cc5..6f98788 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -8333,9 +8333,9 @@
                 return true;
             case AppOpsManager.MODE_DEFAULT:
                 // this is the default operating mode after an app's installation
-                if (!throwException) {
-                    return context.checkCallingOrSelfPermission(permissionName) ==
-                        PackageManager.PERMISSION_GRANTED;
+                if(context.checkCallingOrSelfPermission(permissionName) == PackageManager
+                        .PERMISSION_GRANTED) {
+                    return true;
                 }
             default:
                 // this is for all other cases trickled down here...
diff --git a/core/java/com/android/internal/app/ChooserActivity.java b/core/java/com/android/internal/app/ChooserActivity.java
index 6af2e8b..d9faece 100644
--- a/core/java/com/android/internal/app/ChooserActivity.java
+++ b/core/java/com/android/internal/app/ChooserActivity.java
@@ -517,6 +517,7 @@
         private final ResolveInfo mBackupResolveInfo;
         private final ChooserTarget mChooserTarget;
         private Drawable mBadgeIcon = null;
+        private CharSequence mBadgeContentDescription;
         private Drawable mDisplayIcon;
         private final Intent mFillInIntent;
         private final int mFillInFlags;
@@ -532,7 +533,9 @@
                 if (ri != null) {
                     final ActivityInfo ai = ri.activityInfo;
                     if (ai != null && ai.applicationInfo != null) {
-                        mBadgeIcon = getPackageManager().getApplicationIcon(ai.applicationInfo);
+                        final PackageManager pm = getPackageManager();
+                        mBadgeIcon = pm.getApplicationIcon(ai.applicationInfo);
+                        mBadgeContentDescription = pm.getApplicationLabel(ai.applicationInfo);
                     }
                 }
             }
@@ -555,6 +558,7 @@
             mBackupResolveInfo = other.mBackupResolveInfo;
             mChooserTarget = other.mChooserTarget;
             mBadgeIcon = other.mBadgeIcon;
+            mBadgeContentDescription = other.mBadgeContentDescription;
             mDisplayIcon = other.mDisplayIcon;
             mFillInIntent = fillInIntent;
             mFillInFlags = flags;
@@ -647,6 +651,11 @@
         }
 
         @Override
+        public CharSequence getBadgeContentDescription() {
+            return mBadgeContentDescription;
+        }
+
+        @Override
         public TargetInfo cloneFilledIn(Intent fillInIntent, int flags) {
             return new ChooserTargetInfo(this, fillInIntent, flags);
         }
diff --git a/core/java/com/android/internal/app/ResolverActivity.java b/core/java/com/android/internal/app/ResolverActivity.java
index 89599e0..7dd3bed 100644
--- a/core/java/com/android/internal/app/ResolverActivity.java
+++ b/core/java/com/android/internal/app/ResolverActivity.java
@@ -932,6 +932,11 @@
         }
 
         @Override
+        public CharSequence getBadgeContentDescription() {
+            return null;
+        }
+
+        @Override
         public TargetInfo cloneFilledIn(Intent fillInIntent, int flags) {
             return new DisplayResolveInfo(this, fillInIntent, flags);
         }
@@ -1072,6 +1077,11 @@
         public Drawable getBadgeIcon();
 
         /**
+         * @return The content description for the badge icon
+         */
+        public CharSequence getBadgeContentDescription();
+
+        /**
          * Clone this target with the given fill-in information.
          */
         public TargetInfo cloneFilledIn(Intent fillInIntent, int flags);
@@ -1542,6 +1552,7 @@
                 final Drawable badge = info.getBadgeIcon();
                 if (badge != null) {
                     holder.badge.setImageDrawable(badge);
+                    holder.badge.setContentDescription(info.getBadgeContentDescription());
                     holder.badge.setVisibility(View.VISIBLE);
                 } else {
                     holder.badge.setVisibility(View.GONE);
diff --git a/core/java/com/android/internal/widget/ResolverDrawerLayout.java b/core/java/com/android/internal/widget/ResolverDrawerLayout.java
index fc9a1a5..7679624 100644
--- a/core/java/com/android/internal/widget/ResolverDrawerLayout.java
+++ b/core/java/com/android/internal/widget/ResolverDrawerLayout.java
@@ -34,6 +34,7 @@
 import android.view.ViewTreeObserver;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityNodeInfo;
+import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
 import android.view.animation.AnimationUtils;
 import android.widget.AbsListView;
 import android.widget.OverScroller;
@@ -609,19 +610,37 @@
     }
 
     @Override
-    public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
-        super.onInitializeAccessibilityNodeInfo(info);
+    public CharSequence getAccessibilityClassName() {
+        // Since we support scrolling, make this ViewGroup look like a
+        // ScrollView. This is kind of a hack until we have support for
+        // specifying auto-scroll behavior.
+        return android.widget.ScrollView.class.getName();
+    }
+
+    @Override
+    public void onInitializeAccessibilityNodeInfoInternal(AccessibilityNodeInfo info) {
+        super.onInitializeAccessibilityNodeInfoInternal(info);
+
         if (isEnabled()) {
             if (mCollapseOffset != 0) {
                 info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
                 info.setScrollable(true);
             }
         }
+
+        // This view should never get accessibility focus, but it's interactive
+        // via nested scrolling, so we can't hide it completely.
+        info.removeAction(AccessibilityAction.ACTION_ACCESSIBILITY_FOCUS);
     }
 
     @Override
-    public boolean performAccessibilityAction(int action, Bundle arguments) {
-        if (super.performAccessibilityAction(action, arguments)) {
+    public boolean performAccessibilityActionInternal(int action, Bundle arguments) {
+        if (action == AccessibilityAction.ACTION_ACCESSIBILITY_FOCUS.getId()) {
+            // This view should never get accessibility focus.
+            return false;
+        }
+
+        if (super.performAccessibilityActionInternal(action, arguments)) {
             return true;
         }
 
@@ -629,6 +648,7 @@
             smoothScrollTo(0, 0);
             return true;
         }
+
         return false;
     }
 
diff --git a/core/res/res/values/colors_material.xml b/core/res/res/values/colors_material.xml
index 1cb39f0..7399fa9 100644
--- a/core/res/res/values/colors_material.xml
+++ b/core/res/res/values/colors_material.xml
@@ -41,9 +41,6 @@
     <color name="switch_thumb_disabled_material_dark">#ff616161</color>
     <color name="switch_thumb_disabled_material_light">#ffbdbdbd</color>
 
-    <color name="link_text_material_light">@color/material_deep_teal_500</color>
-    <color name="link_text_material_dark">@color/material_deep_teal_200</color>
-
     <!-- Text & foreground colors -->
     <eat-comment />
 
diff --git a/core/res/res/values/themes_material.xml b/core/res/res/values/themes_material.xml
index 9d3a7ef..e88a4fb 100644
--- a/core/res/res/values/themes_material.xml
+++ b/core/res/res/values/themes_material.xml
@@ -67,8 +67,8 @@
         <item name="textColorHintInverse">@color/hint_foreground_material_light</item>
         <item name="textColorHighlight">@color/highlighted_text_material</item>
         <item name="textColorHighlightInverse">@color/highlighted_text_material</item>
-        <item name="textColorLink">@color/link_text_material_dark</item>
-        <item name="textColorLinkInverse">@color/link_text_material_light</item>
+        <item name="textColorLink">?attr/colorAccent</item>
+        <item name="textColorLinkInverse">?attr/colorAccent</item>
         <item name="textColorSearchUrl">@color/search_url_text_material_dark</item>
         <item name="textColorAlertDialogListItem">@color/primary_text_material_dark</item>
 
@@ -422,8 +422,8 @@
         <item name="textColorHintInverse">@color/hint_foreground_material_dark</item>
         <item name="textColorHighlight">@color/highlighted_text_material</item>
         <item name="textColorHighlightInverse">@color/highlighted_text_material</item>
-        <item name="textColorLink">@color/link_text_material_light</item>
-        <item name="textColorLinkInverse">@color/link_text_material_dark</item>
+        <item name="textColorLink">?attr/colorAccent</item>
+        <item name="textColorLinkInverse">?attr/colorAccent</item>
         <item name="textColorSearchUrl">@color/search_url_text_material_light</item>
         <item name="textColorAlertDialogListItem">@color/primary_text_material_light</item>
 
@@ -793,8 +793,6 @@
         <item name="textColorHintInverse">@color/hint_foreground_material_dark</item>
         <item name="textColorHighlight">@color/highlighted_text_material</item>
         <item name="textColorHighlightInverse">@color/highlighted_text_material</item>
-        <item name="textColorLink">@color/link_text_material_light</item>
-        <item name="textColorLinkInverse">@color/link_text_material_dark</item>
         <item name="textColorSearchUrl">@color/search_url_text_material_light</item>
         <item name="textColorAlertDialogListItem">@color/primary_text_material_light</item>
 
@@ -827,8 +825,6 @@
         <item name="textColorHintInverse">@color/hint_foreground_material_light</item>
         <item name="textColorHighlight">@color/highlighted_text_material</item>
         <item name="textColorHighlightInverse">@color/highlighted_text_material</item>
-        <item name="textColorLink">@color/link_text_material_dark</item>
-        <item name="textColorLinkInverse">@color/link_text_material_light</item>
         <item name="textColorSearchUrl">@color/search_url_text_material_dark</item>
         <item name="textColorAlertDialogListItem">@color/primary_text_material_dark</item>
 
diff --git a/media/java/android/media/MediaCodec.java b/media/java/android/media/MediaCodec.java
index 3c459d8..6c224e5 100644
--- a/media/java/android/media/MediaCodec.java
+++ b/media/java/android/media/MediaCodec.java
@@ -21,6 +21,7 @@
 import android.annotation.Nullable;
 import android.graphics.ImageFormat;
 import android.graphics.Rect;
+import android.graphics.SurfaceTexture;
 import android.media.MediaCodecInfo.CodecCapabilities;
 import android.os.Bundle;
 import android.os.Handler;
@@ -32,6 +33,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 import java.nio.ReadOnlyBufferException;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -228,8 +230,9 @@
  data and submit it as a single codec-config buffer.
  <p>
  Android uses the following codec-specific data buffers. These are also required to be set in
- the track format for proper {@link MediaMuxer} track configuration. Each parameter set and
- codec-specific-data must start with a start code of {@code "\x00\x00\x00\x01"}.
+ the track format for proper {@link MediaMuxer} track configuration. Each parameter set and the
+ codec-specific-data sections marked with (<sup>*</sup>) must start with a start code of
+ {@code "\x00\x00\x00\x01"}.
  <p>
  <style>td.NA { background: #ccc; } .mid > tr > td { vertical-align: middle; }</style>
  <table>
@@ -237,28 +240,48 @@
    <th>Format</th>
    <th>CSD buffer #0</th>
    <th>CSD buffer #1</th>
+   <th>CSD buffer #2</th>
   </thead>
   <tbody class=mid>
    <tr>
     <td>AAC</td>
-    <td>Decoder-specific information from ESDS</td>
+    <td>Decoder-specific information from ESDS<sup>*</sup></td>
+    <td class=NA>Not Used</td>
     <td class=NA>Not Used</td>
    </tr>
    <tr>
+    <td>VORBIS</td>
+    <td>Identification header</td>
+    <td>Setup header</td>
+    <td class=NA>Not Used</td>
+   </tr>
+   <tr>
+    <td>OPUS</td>
+    <td>Identification header</td>
+    <td>Pre-skip in nanosecs<br>
+        (unsigned 64-bit {@linkplain ByteOrder#nativeOrder native-order} integer.)<br>
+        This overrides the pre-skip value in the identification header.</td>
+    <td>Seek Pre-roll in nanosecs<br>
+        (unsigned 64-bit {@linkplain ByteOrder#nativeOrder native-order} integer.)</td>
+   </tr>
+   <tr>
     <td>MPEG-4</td>
-    <td>Decoder-specific information from ESDS</td>
+    <td>Decoder-specific information from ESDS<sup>*</sup></td>
+    <td class=NA>Not Used</td>
     <td class=NA>Not Used</td>
    </tr>
    <tr>
     <td>H.264 AVC</td>
-    <td>SPS (Sequence Parameter Sets)</td>
-    <td>PPS (Picture Parameter Sets)</td>
+    <td>SPS (Sequence Parameter Sets<sup>*</sup>)</td>
+    <td>PPS (Picture Parameter Sets<sup>*</sup>)</td>
+    <td class=NA>Not Used</td>
    </tr>
    <tr>
     <td>H.265 HEVC</td>
-    <td>VPS (Video Parameter Sets) +<br>
-     SPS (Sequence Parameter Sets) +<br>
-     PPS (Picture Parameter Sets)</td>
+    <td>VPS (Video Parameter Sets<sup>*</sup>) +<br>
+     SPS (Sequence Parameter Sets<sup>*</sup>) +<br>
+     PPS (Picture Parameter Sets<sup>*</sup>)</td>
+    <td class=NA>Not Used</td>
     <td class=NA>Not Used</td>
    </tr>
   </tbody>
@@ -297,10 +320,10 @@
  releaseOutputBuffer} methods to return the buffer to the codec.
  <p>
  While you are not required to resubmit/release buffers immediately to the codec, holding onto
- input and/or output buffers may stall the codec, and this behavior is device dependent. E.g. it
- is possible that a codec may hold off on generating output buffers until all outstanding buffers
- have been released/resubmitted. Therefore, try to hold onto to available buffers as little as
- possible.
+ input and/or output buffers may stall the codec, and this behavior is device dependent.
+ <strong>Specifically, it is possible that a codec may hold off on generating output buffers until
+ <em>all</em> outstanding buffers have been released/resubmitted.</strong> Therefore, try to
+ hold onto to available buffers as little as possible.
  <p>
  Depending on the API version, you can process data in three ways:
  <table>
@@ -346,7 +369,7 @@
  <p>
  MediaCodec is typically used like this in asynchronous mode:
  <pre class=prettyprint>
- MediaCodec codec = MediaCodec.createCodecByName(name);
+ MediaCodec codec = MediaCodec.createByCodecName(name);
  MediaFormat mOutputFormat; // member variable
  codec.setCallback(new MediaCodec.Callback() {
    {@literal @Override}
@@ -403,7 +426,7 @@
  <p>
  MediaCodec is typically used like this in synchronous mode:
  <pre>
- MediaCodec codec = MediaCodec.createCodecByName(name);
+ MediaCodec codec = MediaCodec.createByCodecName(name);
  codec.configure(format, &hellip;);
  MediaFormat outputFormat = codec.getOutputFormat(); // option B
  codec.start();
@@ -442,7 +465,7 @@
  between the size of the arrays and the number of input and output buffers used by the system,
  although the array size provides an upper bound.
  <pre>
- MediaCodec codec = MediaCodec.createCodecByName(name);
+ MediaCodec codec = MediaCodec.createByCodecName(name);
  codec.configure(format, &hellip;);
  codec.start();
  ByteBuffer[] inputBuffers = codec.getInputBuffers();
@@ -643,10 +666,10 @@
  class. For API version numbers, see {@link android.os.Build.VERSION_CODES}.
 
  <style>
- .api > tr > th, td { text-align: center; padding: 4px 4px; }
+ .api > tr > th, .api > tr > td { text-align: center; padding: 4px 4px; }
  .api > tr > th     { vertical-align: bottom; }
  .api > tr > td     { vertical-align: middle; }
- .sml > tr > th, td { text-align: center; padding: 2px 4px; }
+ .sml > tr > th, .sml > tr > td { text-align: center; padding: 2px 4px; }
  .fn { text-align: left; }
  .fn > code > a { font: 14px/19px Roboto Condensed, sans-serif; }
  .deg45 {
@@ -1561,7 +1584,7 @@
     private boolean mHasSurface = false;
 
     /**
-     * Instantiate a decoder supporting input data of the given mime type.
+     * Instantiate the preferred decoder supporting input data of the given mime type.
      *
      * The following is a partial list of defined mime types and their semantics:
      * <ul>
@@ -1580,6 +1603,10 @@
      * <li>"audio/g711-mlaw" - G.711 ulaw audio
      * </ul>
      *
+     * <strong>Note:</strong> It is preferred to use {@link MediaCodecList#findDecoderForFormat}
+     * and {@link #createByCodecName} to ensure that the resulting codec can handle a
+     * given format.
+     *
      * @param type The mime type of the input data.
      * @throws IOException if the codec cannot be created.
      * @throws IllegalArgumentException if type is not a valid mime type.
@@ -1592,7 +1619,12 @@
     }
 
     /**
-     * Instantiate an encoder supporting output data of the given mime type.
+     * Instantiate the preferred encoder supporting output data of the given mime type.
+     *
+     * <strong>Note:</strong> It is preferred to use {@link MediaCodecList#findEncoderForFormat}
+     * and {@link #createByCodecName} to ensure that the resulting codec can handle a
+     * given format.
+     *
      * @param type The desired mime type of the output data.
      * @throws IOException if the codec cannot be created.
      * @throws IllegalArgumentException if type is not a valid mime type.
@@ -1661,6 +1693,8 @@
     private native final void native_reset();
 
     /**
+     * Free up resources used by the codec instance.
+     *
      * Make sure you call this when you're done to free up any opened
      * component instance instead of relying on the garbage collector
      * to do this for you at some point in the future.
@@ -1881,17 +1915,25 @@
     private native final void native_stop();
 
     /**
-     * Flush both input and output ports of the component, all indices
-     * previously returned in calls to {@link #dequeueInputBuffer} and
-     * {@link #dequeueOutputBuffer} become invalid.
+     * Flush both input and output ports of the component.
      * <p>
-     * If codec is configured in asynchronous mode, call {@link #start}
-     * after {@code flush} has returned to resume codec operations. The
-     * codec will not request input buffers until this has happened.
+     * Upon return, all indices previously returned in calls to {@link #dequeueInputBuffer
+     * dequeueInputBuffer} and {@link #dequeueOutputBuffer dequeueOutputBuffer} &mdash; or obtained
+     * via {@link Callback#onInputBufferAvailable onInputBufferAvailable} or
+     * {@link Callback#onOutputBufferAvailable onOutputBufferAvailable} callbacks &mdash; become
+     * invalid, and all buffers are owned by the codec.
      * <p>
-     * If codec is configured in synchronous mode, codec will resume
-     * automatically if an input surface was created.  Otherwise, it
-     * will resume when {@link #dequeueInputBuffer} is called.
+     * If the codec is configured in asynchronous mode, call {@link #start}
+     * after {@code flush} has returned to resume codec operations. The codec
+     * will not request input buffers until this has happened.
+     * <strong>Note, however, that there may still be outstanding {@code onOutputBufferAvailable}
+     * callbacks that were not handled prior to calling {@code flush}.
+     * The indices returned via these callbacks also become invalid upon calling {@code flush} and
+     * should be discarded.</strong>
+     * <p>
+     * If the codec is configured in synchronous mode, codec will resume
+     * automatically if it is configured with an input surface.  Otherwise, it
+     * will resume when {@link #dequeueInputBuffer dequeueInputBuffer} is called.
      *
      * @throws IllegalStateException if not in the Executing state.
      * @throws MediaCodec.CodecException upon codec error.
@@ -2082,6 +2124,15 @@
      * To indicate that this is the final piece of input data (or rather that
      * no more input data follows unless the decoder is subsequently flushed)
      * specify the flag {@link #BUFFER_FLAG_END_OF_STREAM}.
+     * <p class=note>
+     * <strong>Note:</strong> Prior to {@link android.os.Build.VERSION_CODES#M},
+     * {@code presentationTimeUs} was not propagated to the frame timestamp of (rendered)
+     * Surface output buffers, and the resulting frame timestamp was undefined.
+     * Use {@link #releaseOutputBuffer(int, long)} to ensure a specific frame timestamp is set.
+     * Similarly, since frame timestamps can be used by the destination surface for rendering
+     * synchronization, <strong>care must be taken to normalize presentationTimeUs so as to not be
+     * mistaken for a system time. (See {@linkplain #releaseOutputBuffer(int, long)
+     * SurfaceView specifics}).</strong>
      *
      * @param index The index of a client-owned input buffer previously returned
      *              in a call to {@link #dequeueInputBuffer}.
@@ -2089,7 +2140,10 @@
      * @param size The number of bytes of valid input data.
      * @param presentationTimeUs The presentation timestamp in microseconds for this
      *                           buffer. This is normally the media time at which this
-     *                           buffer should be presented (rendered).
+     *                           buffer should be presented (rendered). When using an output
+     *                           surface, this will be propagated as the {@link
+     *                           SurfaceTexture#getTimestamp timestamp} for the frame (after
+     *                           conversion to nanoseconds).
      * @param flags A bitmask of flags
      *              {@link #BUFFER_FLAG_CODEC_CONFIG} and {@link #BUFFER_FLAG_END_OF_STREAM}.
      *              While not prohibited, most codecs do not use the
@@ -2202,8 +2256,10 @@
     };
 
     /**
-     * Similar to {@link #queueInputBuffer} but submits a buffer that is
+     * Similar to {@link #queueInputBuffer queueInputBuffer} but submits a buffer that is
      * potentially encrypted.
+     * <strong>Check out further notes at {@link #queueInputBuffer queueInputBuffer}.</strong>
+     *
      * @param index The index of a client-owned input buffer previously returned
      *              in a call to {@link #dequeueInputBuffer}.
      * @param offset The byte offset into the input buffer at which the data starts.
@@ -2310,7 +2366,7 @@
     /**
      * Dequeue an output buffer, block at most "timeoutUs" microseconds.
      * Returns the index of an output buffer that has been successfully
-     * decoded or one of the INFO_* constants below.
+     * decoded or one of the INFO_* constants.
      * @param info Will be filled with buffer meta data.
      * @param timeoutUs The timeout in microseconds, a negative timeout indicates "infinite".
      * @throws IllegalStateException if not in the Executing state,
@@ -2338,9 +2394,11 @@
             @NonNull BufferInfo info, long timeoutUs);
 
     /**
-     * If you are done with a buffer, use this call to return the buffer to
-     * the codec. If you previously specified a surface when configuring this
-     * video decoder you can optionally render the buffer.
+     * If you are done with a buffer, use this call to return the buffer to the codec
+     * or to render it on the output surface. If you configured the codec with an
+     * output surface, setting {@code render} to {@code true} will first send the buffer
+     * to that output surface. The surface will release the buffer back to the codec once
+     * it is no longer used/displayed.
      *
      * Once an output buffer is released to the codec, it MUST NOT
      * be used until it is later retrieved by {@link #getOutputBuffer} in response
@@ -2674,6 +2732,8 @@
      * <b>Note:</b> As of API 21, dequeued input buffers are
      * automatically {@link java.nio.Buffer#clear cleared}.
      *
+     * <em>Do not use this method if using an input surface.</em>
+     *
      * @throws IllegalStateException if not in the Executing state,
      *         or codec is configured in asynchronous mode.
      * @throws MediaCodec.CodecException upon codec error.
@@ -2703,6 +2763,8 @@
      * buffers that are dequeued will be set to the valid data
      * range.
      *
+     * <em>Do not use this method if using an output surface.</em>
+     *
      * @throws IllegalStateException if not in the Executing state,
      *         or codec is configured in asynchronous mode.
      * @throws MediaCodec.CodecException upon codec error.
@@ -2988,6 +3050,10 @@
 
         /**
          * Called when an output frame has rendered on the output surface.
+         * <p>
+         * <strong>Note:</strong> This callback is for informational purposes only: to get precise
+         * render timing samples, and can be significantly delayed and batched. Some frames may have
+         * been rendered even if there was no callback generated.
          *
          * @param codec the MediaCodec instance
          * @param presentationTimeUs the presentation time (media time) of the frame rendered.
@@ -3004,10 +3070,14 @@
     }
 
     /**
-     * Register a callback to be invoked when an output frame is rendered on the output surface.
+     * Registers a callback to be invoked when an output frame is rendered on the output surface.
      * <p>
      * This method can be called in any codec state, but will only have an effect in the
      * Executing state for codecs that render buffers to the output surface.
+     * <p>
+     * <strong>Note:</strong> This callback is for informational purposes only: to get precise
+     * render timing samples, and can be significantly delayed and batched. Some frames may have
+     * been rendered even if there was no callback generated.
      *
      * @param listener the callback that will be run
      * @param handler the callback will be run on the handler's thread. If {@code null},
diff --git a/media/java/android/media/MediaCodecInfo.java b/media/java/android/media/MediaCodecInfo.java
index 8243d40..4101935 100644
--- a/media/java/android/media/MediaCodecInfo.java
+++ b/media/java/android/media/MediaCodecInfo.java
@@ -525,6 +525,14 @@
 
         /**
          * Query whether codec supports a given {@link MediaFormat}.
+         *
+         * <p class=note>
+         * <strong>Note:</strong> On {@link android.os.Build.VERSION_CODES#LOLLIPOP},
+         * {@code format} must not contain a {@linkplain MediaFormat#KEY_FRAME_RATE
+         * frame rate}. Use
+         * <code class=prettyprint>format.setString(MediaFormat.KEY_FRAME_RATE, null)</code>
+         * to clear any existing frame rate setting in the format.
+         *
          * @param format media format with optional feature directives.
          * @throws IllegalArgumentException if format is not a valid media format.
          * @return whether the codec capabilities support the given format
@@ -1230,8 +1238,22 @@
          * May return {@code null}, if the codec did not publish any measurement
          * data.
          * <p>
-         * This is a performance estimate, based on full-speed decoding
-         * and encoding measurements of common video sizes supported by the codec.
+         * This is a performance estimate provided by the device manufacturer
+         * based on full-speed decoding and encoding measurements in various configurations
+         * of common video sizes supported by the codec. As such it should only be used to
+         * compare individual codecs on the device. The value is not suitable for comparing
+         * different devices or even different android releases for the same device.
+         * <p>
+         * The returned range corresponds to the fastest frame rates achieved in the tested
+         * configurations. It is interpolated from the nearest frame size(s) tested. Codec
+         * performance is severely impacted by other activity on the device, and can vary
+         * significantly.
+         * <p class=note>
+         * Use this method in cases where only codec performance matters, e.g. to evaluate if
+         * a codec has any chance of meeting a performance target. Codecs are listed
+         * in {@link MediaCodecList} in the preferred order as defined by the device
+         * manufacturer. As such, applications should use the first suitable codec in the
+         * list to achieve the best balance between power use and performance.
          *
          * @param width the width of the video
          * @param height the height of the video
diff --git a/media/java/android/media/MediaCodecList.java b/media/java/android/media/MediaCodecList.java
index f44e048..cd7b3d3 100644
--- a/media/java/android/media/MediaCodecList.java
+++ b/media/java/android/media/MediaCodecList.java
@@ -190,6 +190,13 @@
      * Find a decoder supporting a given {@link MediaFormat} in the list
      * of media-codecs.
      *
+     * <p class=note>
+     * <strong>Note:</strong> On {@link android.os.Build.VERSION_CODES#LOLLIPOP},
+     * {@code format} must not contain a {@linkplain MediaFormat#KEY_FRAME_RATE
+     * frame rate}. Use
+     * <code class=prettyprint>format.setString(MediaFormat.KEY_FRAME_RATE, null)</code>
+     * to clear any existing frame rate setting in the format.
+     *
      * @param format A decoder media format with optional feature directives.
      * @throws IllegalArgumentException if format is not a valid media format.
      * @throws NullPointerException if format is null.
@@ -204,6 +211,13 @@
      * Find an encoder supporting a given {@link MediaFormat} in the list
      * of media-codecs.
      *
+     * <p class=note>
+     * <strong>Note:</strong> On {@link android.os.Build.VERSION_CODES#LOLLIPOP},
+     * {@code format} must not contain a {@linkplain MediaFormat#KEY_FRAME_RATE
+     * frame rate}. Use
+     * <code class=prettyprint>format.setString(MediaFormat.KEY_FRAME_RATE, null)</code>
+     * to clear any existing frame rate setting in the format.
+     *
      * @param format An encoder media format with optional feature directives.
      * @throws IllegalArgumentException if format is not a valid media format.
      * @throws NullPointerException if format is null.
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardAbsKeyInputView.java b/packages/Keyguard/src/com/android/keyguard/KeyguardAbsKeyInputView.java
index 0c6837f..8f792de 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardAbsKeyInputView.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardAbsKeyInputView.java
@@ -53,15 +53,18 @@
         super(context, attrs);
     }
 
+    @Override
     public void setKeyguardCallback(KeyguardSecurityCallback callback) {
         mCallback = callback;
     }
 
+    @Override
     public void setLockPatternUtils(LockPatternUtils utils) {
         mLockPatternUtils = utils;
         mEnableHaptics = mLockPatternUtils.isTactileFeedbackEnabled();
     }
 
+    @Override
     public void reset() {
         // start fresh
         resetPasswordText(false /* animate */);
@@ -95,6 +98,7 @@
         }
     }
 
+    @Override
     public void onEmergencyButtonClickedWhenInCall() {
         mCallback.reset();
     }
@@ -115,11 +119,11 @@
             mPendingLockCheck.cancel(false);
         }
 
-        if (entry.length() < MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT) {
+        if (entry.length() <= MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT) {
             // to avoid accidental lockout, only count attempts that are long enough to be a
             // real password. This may require some tweaking.
             setPasswordEntryInputEnabled(true);
-            onPasswordChecked(entry, false, 0);
+            onPasswordChecked(false /* matched */, 0, false /* not valid - too short */);
             return;
         }
 
@@ -132,24 +136,27 @@
                     public void onChecked(boolean matched, int timeoutMs) {
                         setPasswordEntryInputEnabled(true);
                         mPendingLockCheck = null;
-                        onPasswordChecked(entry, matched, timeoutMs);
+                        onPasswordChecked(matched, timeoutMs, true /* isValidPassword */);
                     }
                 });
     }
 
-    private void onPasswordChecked(String entry, boolean matched, int timeoutMs) {
+    private void onPasswordChecked(boolean matched, int timeoutMs, boolean isValidPassword) {
         if (matched) {
             mCallback.reportUnlockAttempt(true, 0);
             mCallback.dismiss(true);
         } else {
-            mCallback.reportUnlockAttempt(false, timeoutMs);
-            int attempts = KeyguardUpdateMonitor.getInstance(mContext).getFailedUnlockAttempts();
-            if (timeoutMs > 0) {
-                long deadline = mLockPatternUtils.setLockoutAttemptDeadline(
-                        KeyguardUpdateMonitor.getCurrentUser(), timeoutMs);
-                handleAttemptLockout(deadline);
+            if (isValidPassword) {
+                mCallback.reportUnlockAttempt(false, timeoutMs);
+                if (timeoutMs > 0) {
+                    long deadline = mLockPatternUtils.setLockoutAttemptDeadline(
+                            KeyguardUpdateMonitor.getCurrentUser(), timeoutMs);
+                    handleAttemptLockout(deadline);
+                }
             }
-            mSecurityMessageDisplay.setMessage(getWrongPasswordStringId(), true);
+            if (timeoutMs == 0) {
+                mSecurityMessageDisplay.setMessage(getWrongPasswordStringId(), true);
+            }
         }
         resetPasswordText(true /* animate */);
     }
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java b/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java
index b000e26..4bd1a2e 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java
@@ -82,6 +82,7 @@
      * Useful for clearing out the wrong pattern after a delay
      */
     private Runnable mCancelPatternRunnable = new Runnable() {
+        @Override
         public void run() {
             mLockPatternView.clearPattern();
         }
@@ -117,10 +118,12 @@
                 R.dimen.disappear_y_translation);
     }
 
+    @Override
     public void setKeyguardCallback(KeyguardSecurityCallback callback) {
         mCallback = callback;
     }
 
+    @Override
     public void setLockPatternUtils(LockPatternUtils utils) {
         mLockPatternUtils = utils;
     }
@@ -153,6 +156,7 @@
         }
     }
 
+    @Override
     public void onEmergencyButtonClickedWhenInCall() {
         mCallback.reset();
     }
@@ -174,6 +178,7 @@
         return result;
     }
 
+    @Override
     public void reset() {
         // reset lock pattern
         mLockPatternView.enableInput();
@@ -207,18 +212,22 @@
 
     private class UnlockPatternListener implements LockPatternView.OnPatternListener {
 
+        @Override
         public void onPatternStart() {
             mLockPatternView.removeCallbacks(mCancelPatternRunnable);
             mSecurityMessageDisplay.setMessage("", false);
         }
 
+        @Override
         public void onPatternCleared() {
         }
 
+        @Override
         public void onPatternCellAdded(List<LockPatternView.Cell> pattern) {
             mCallback.userActivity();
         }
 
+        @Override
         public void onPatternDetected(final List<LockPatternView.Cell> pattern) {
             mLockPatternView.disableInput();
             if (mPendingLockCheck != null) {
@@ -227,7 +236,7 @@
 
             if (pattern.size() < LockPatternUtils.MIN_PATTERN_REGISTER_FAIL) {
                 mLockPatternView.enableInput();
-                onPatternChecked(pattern, false, 0);
+                onPatternChecked(false, 0, false /* not valid - too short */);
                 return;
             }
 
@@ -240,29 +249,30 @@
                         public void onChecked(boolean matched, int timeoutMs) {
                             mLockPatternView.enableInput();
                             mPendingLockCheck = null;
-                            onPatternChecked(pattern, matched, timeoutMs);
+                            onPatternChecked(matched, timeoutMs, true);
                         }
                     });
+            if (pattern.size() > MIN_PATTERN_BEFORE_POKE_WAKELOCK) {
+                mCallback.userActivity();
+            }
         }
 
-        private void onPatternChecked(List<LockPatternView.Cell> pattern, boolean matched,
-                int timeoutMs) {
+        private void onPatternChecked(boolean matched, int timeoutMs, boolean isValidPattern) {
             if (matched) {
                 mCallback.reportUnlockAttempt(true, 0);
                 mLockPatternView.setDisplayMode(LockPatternView.DisplayMode.Correct);
                 mCallback.dismiss(true);
             } else {
-                if (pattern.size() > MIN_PATTERN_BEFORE_POKE_WAKELOCK) {
-                    mCallback.userActivity();
-                }
                 mLockPatternView.setDisplayMode(LockPatternView.DisplayMode.Wrong);
-                mCallback.reportUnlockAttempt(false, timeoutMs);
-                int attempts = mKeyguardUpdateMonitor.getFailedUnlockAttempts();
-                if (timeoutMs > 0) {
-                    long deadline = mLockPatternUtils.setLockoutAttemptDeadline(
-                            KeyguardUpdateMonitor.getCurrentUser(), timeoutMs);
-                    handleAttemptLockout(deadline);
-                } else {
+                if (isValidPattern) {
+                    mCallback.reportUnlockAttempt(false, timeoutMs);
+                    if (timeoutMs > 0) {
+                        long deadline = mLockPatternUtils.setLockoutAttemptDeadline(
+                                KeyguardUpdateMonitor.getCurrentUser(), timeoutMs);
+                        handleAttemptLockout(deadline);
+                    }
+                }
+                if (timeoutMs == 0) {
                     mSecurityMessageDisplay.setMessage(R.string.kg_wrong_pattern, true);
                     mLockPatternView.postDelayed(mCancelPatternRunnable, PATTERN_CLEAR_TIMEOUT_MS);
                 }
diff --git a/services/core/java/com/android/server/AppOpsService.java b/services/core/java/com/android/server/AppOpsService.java
index ec02789..2a3492b 100644
--- a/services/core/java/com/android/server/AppOpsService.java
+++ b/services/core/java/com/android/server/AppOpsService.java
@@ -1718,11 +1718,15 @@
     }
 
     private static String[] getPackagesForUid(int uid) {
+        String[] packageNames = null;
         try {
-            return AppGlobals.getPackageManager().getPackagesForUid(uid);
+            packageNames= AppGlobals.getPackageManager().getPackagesForUid(uid);
         } catch (RemoteException e) {
             /* ignore - local call */
         }
-        return EmptyArray.STRING;
+        if (packageNames == null) {
+            return EmptyArray.STRING;
+        }
+        return packageNames;
     }
 }
diff --git a/services/core/java/com/android/server/am/RecentTasks.java b/services/core/java/com/android/server/am/RecentTasks.java
index 6ee1650..b216114 100644
--- a/services/core/java/com/android/server/am/RecentTasks.java
+++ b/services/core/java/com/android/server/am/RecentTasks.java
@@ -435,7 +435,8 @@
      */
     int trimForTaskLocked(TaskRecord task, boolean doTrim) {
         int recentsCount = size();
-        final boolean document = task.intent != null && task.intent.isDocument();
+        final Intent intent = task.intent;
+        final boolean document = intent != null && intent.isDocument();
         int maxRecents = task.maxRecents - 1;
         for (int i = 0; i < recentsCount; i++) {
             final TaskRecord tr = get(i);
@@ -446,12 +447,13 @@
                 if (i > MAX_RECENT_BITMAPS) {
                     tr.freeLastThumbnail();
                 }
+                final Intent trIntent = tr.intent;
                 final boolean sameAffinity =
                         task.affinity != null && task.affinity.equals(tr.affinity);
-                final boolean trIsDocument = tr.intent != null && tr.intent.isDocument();
+                final boolean sameIntent = (intent != null && intent.filterEquals(trIntent));
+                final boolean trIsDocument = trIntent != null && trIntent.isDocument();
                 final boolean bothDocuments = document && trIsDocument;
-                if (!sameAffinity && !bothDocuments) {
-                    // Not the same affinity and not documents. Move along...
+                if (!sameAffinity && !sameIntent && !bothDocuments) {
                     continue;
                 }
 
diff --git a/services/core/java/com/android/server/pm/DefaultPermissionGrantPolicy.java b/services/core/java/com/android/server/pm/DefaultPermissionGrantPolicy.java
index 669b8e5..3227ef8 100644
--- a/services/core/java/com/android/server/pm/DefaultPermissionGrantPolicy.java
+++ b/services/core/java/com/android/server/pm/DefaultPermissionGrantPolicy.java
@@ -696,7 +696,7 @@
         List<PackageParser.Package> syncAdapterPackages = new ArrayList<>();
 
         Intent homeIntent = new Intent(Intent.ACTION_MAIN);
-        homeIntent.addCategory(Intent.CATEGORY_HOME);
+        homeIntent.addCategory(Intent.CATEGORY_LAUNCHER);
 
         for (String syncAdapterPackageName : syncAdapterPackageNames) {
             homeIntent.setPackage(syncAdapterPackageName);
diff --git a/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java b/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java
index 1105c7b..a503e50 100644
--- a/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java
+++ b/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java
@@ -673,7 +673,7 @@
             return;
         }
 
-        System.arraycopy(d.mValues, 0, d.mValues, 0, MATRIX_SIZE);
+        System.arraycopy(d.mValues, 0, values, 0, MATRIX_SIZE);
     }
 
     @LayoutlibDelegate
diff --git a/tools/layoutlib/bridge/src/android/graphics/Path_Delegate.java b/tools/layoutlib/bridge/src/android/graphics/Path_Delegate.java
index 34d0985..3c9a062 100644
--- a/tools/layoutlib/bridge/src/android/graphics/Path_Delegate.java
+++ b/tools/layoutlib/bridge/src/android/graphics/Path_Delegate.java
@@ -36,7 +36,6 @@
 import java.awt.geom.Point2D;
 import java.awt.geom.Rectangle2D;
 import java.awt.geom.RoundRectangle2D;
-import java.util.ArrayList;
 
 /**
  * Delegate implementing the native methods of android.graphics.Path
@@ -504,13 +503,13 @@
             switch (type) {
                 case PathIterator.SEG_MOVETO:
                 case PathIterator.SEG_LINETO:
-                    store(coords, tmp, 1, isFirstPoint);
+                    store(tmp, coords, 1, isFirstPoint);
                     break;
                 case PathIterator.SEG_QUADTO:
-                    store(coords, tmp, 2, isFirstPoint);
+                    store(tmp, coords, 2, isFirstPoint);
                     break;
                 case PathIterator.SEG_CUBICTO:
-                    store(coords, tmp, 3, isFirstPoint);
+                    store(tmp, coords, 3, isFirstPoint);
                     break;
                 case PathIterator.SEG_CLOSE:
                     // No points returned.
@@ -528,14 +527,14 @@
 
     private static void store(float[] src, float[] dst, int count, boolean isFirst) {
         if (isFirst) {
-            dst[0] = 0;
-            dst[1] = src[0];
-            dst[2] = src[1];
+            dst[0] = 0;       // fraction
+            dst[1] = src[0];  // abscissa
+            dst[2] = src[1];  // ordinate
         }
         if (count > 1 || !isFirst) {
             dst[3] = 1;
-            dst[4] = src[2 * count];
-            dst[5] = src[2 * count + 1];
+            dst[4] = src[2 * count - 2];
+            dst[5] = src[2 * count - 1];
         }
     }
 
diff --git a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/impl/Layout.java b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/impl/Layout.java
index 8c7ea8a..c72c979 100644
--- a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/impl/Layout.java
+++ b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/impl/Layout.java
@@ -83,7 +83,7 @@
     // Theme attributes used for configuring appearance of the system decor.
     private static final String ATTR_WINDOW_FLOATING = "windowIsFloating";
     private static final String ATTR_WINDOW_BACKGROUND = "windowBackground";
-    private static final String ATTR_WINDOW_FULL_SCREEN = "windowFullScreen";
+    private static final String ATTR_WINDOW_FULL_SCREEN = "windowFullscreen";
     private static final String ATTR_NAV_BAR_HEIGHT = "navigation_bar_height";
     private static final String ATTR_NAV_BAR_WIDTH = "navigation_bar_width";
     private static final String ATTR_STATUS_BAR_HEIGHT = "status_bar_height";
@@ -329,9 +329,12 @@
             mWindowIsFloating = getBooleanThemeValue(mResources, ATTR_WINDOW_FLOATING, true, true);
             
             findBackground();
-            findStatusBar();
-            findActionBar();
-            findNavBar();
+
+            if (!mParams.isForceNoDecor()) {
+                findStatusBar();
+                findActionBar();
+                findNavBar();
+            }
         }
 
         private void findBackground() {
diff --git a/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/array_check.png b/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/array_check.png
index 9a13568..336f9d8 100644
--- a/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/array_check.png
+++ b/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/array_check.png
Binary files differ
diff --git a/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/expand_horz_layout.png b/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/expand_horz_layout.png
index 92eb3e1..0c16215 100644
--- a/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/expand_horz_layout.png
+++ b/tools/layoutlib/bridge/tests/res/testApp/MyApplication/golden/expand_horz_layout.png
Binary files differ
diff --git a/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java b/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java
index ee448ca..9ebeebd 100644
--- a/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java
+++ b/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java
@@ -329,8 +329,8 @@
                 .setNavigation(Navigation.NONAV);
 
         SessionParams params = getSessionParams(parser, customConfigGenerator,
-                layoutLibCallback, "Theme.Material.NoActionBar.Fullscreen", RenderingMode.V_SCROLL,
-                22);
+                layoutLibCallback, "Theme.Material.NoActionBar.Fullscreen", false,
+                RenderingMode.V_SCROLL, 22);
 
         renderAndVerify(params, "expand_vert_layout.png");
 
@@ -342,8 +342,8 @@
         parser = new LayoutPullParser(APP_TEST_RES + "/layout/" +
                 "expand_horz_layout.xml");
         params = getSessionParams(parser, customConfigGenerator,
-                layoutLibCallback, "Theme.Material.NoActionBar.Fullscreen", RenderingMode
-                        .H_SCROLL, 22);
+                layoutLibCallback, "Theme.Material.NoActionBar.Fullscreen", false,
+                RenderingMode.H_SCROLL, 22);
 
         renderAndVerify(params, "expand_horz_layout.png");
     }
@@ -390,7 +390,7 @@
         // TODO: Set up action bar handler properly to test menu rendering.
         // Create session params.
         SessionParams params = getSessionParams(parser, ConfigGenerator.NEXUS_5,
-                layoutLibCallback, "Theme.Material.Light.DarkActionBar", RenderingMode.NORMAL, 22);
+                layoutLibCallback, "AppTheme", true, RenderingMode.NORMAL, 22);
         renderAndVerify(params, goldenFileName);
     }
 
@@ -399,12 +399,12 @@
      */
     private SessionParams getSessionParams(LayoutPullParser layoutParser,
             ConfigGenerator configGenerator, LayoutLibTestCallback layoutLibCallback,
-            String themeName, RenderingMode renderingMode, int targetSdk) {
+            String themeName, boolean isProjectTheme, RenderingMode renderingMode, int targetSdk) {
         FolderConfiguration config = configGenerator.getFolderConfig();
         ResourceResolver resourceResolver =
                 ResourceResolver.create(sProjectResources.getConfiguredResources(config),
                         sFrameworkRepo.getConfiguredResources(config),
-                        themeName, false);
+                        themeName, isProjectTheme);
 
         return new SessionParams(
                 layoutParser,