am beffefa2: Merge "RTSP seeking is now asynchronous, MediaPlayer is not notified that the seek is complete until it actually is. Ignore seek requests on live streams." into gingerbread

Merge commit 'beffefa24f398b610d58dd583d9f5613dc529c28' into gingerbread-plus-aosp

* commit 'beffefa24f398b610d58dd583d9f5613dc529c28':
  RTSP seeking is now asynchronous, MediaPlayer is not notified that the seek is complete until it actually is. Ignore seek requests on live streams.