Actually set the video scaling mode :-)

Change-Id: Ia3e77b68a07651861e9be268ab77cac808b3be79

Author: Bryan Mawhinney

media/java/android/media/MediaPlayer.java

@@ -746,6 +746,7 @@ public void setVideoScalingMode(int mode) {
         try {
             request.writeInterfaceToken(IMEDIA_PLAYER);
             request.writeInt(INVOKE_ID_SET_VIDEO_SCALE_MODE);
+            request.writeInt(mode);
             invoke(request, reply);
         } finally {
             request.recycle();