Fix bug 5327199 Recycle bitmaps in RemoteControlClient
Fix bug 5327199 Recycle bitmaps in RemoteControlClient

When applying the new bitmap from the editor to the client,
 recycle the old bitmap, and set the reference to the editor
 bitmap to null.

Change-Id: I7d79e4b8410e5035fa51b20be4b1ada391c84c28

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base