Keep the controller when video ended.

Use the media controller as a reminder to the user when the video ended.
We don't quit the video here b/c user may want to replay the video.

bug:5340224
Change-Id: I6d5fdb54bb614277b75e1a18ebe0a7dadd47017e

Author: Teng-Hui Zhu

core/java/android/webkit/HTML5VideoFullScreen.java

@@ -198,6 +198,7 @@ public void onPrepared(MediaPlayer mp) {
         // after reading the MetaData
         if (mMediaController != null) {
             mMediaController.setEnabled(true);
+            mMediaController.show();
         }
 
         if (mProgressView != null) {
@@ -320,6 +321,11 @@ public int getBufferPercentage() {
     return 0;
     }
 
+    @Override
+    public void showControllerInFullScreen() {
+        mMediaController.show(0);
+    }
+
     // Other listeners functions:
     private MediaPlayer.OnBufferingUpdateListener mBufferingUpdateListener =
         new MediaPlayer.OnBufferingUpdateListener() {

core/java/android/webkit/HTML5VideoView.java

@@ -342,4 +342,7 @@ public boolean getStartWhenPrepared() {
         return m_startWhenPrepared;
     }
 
+    public void showControllerInFullScreen() {
+    }
+
 }

core/java/android/webkit/HTML5VideoViewProxy.java

@@ -273,6 +273,7 @@ public static void onPrepared() {
         }
 
         public static void end() {
+            mHTML5VideoView.showControllerInFullScreen();
             if (mCurrentProxy != null) {
                 if (isVideoSelfEnded)
                     mCurrentProxy.dispatchOnEnded();