am be045061: Merge "Instead of constantly polling the AudioPlayer to see if it reached EOS or finished seeking, initiate the notification from the AudioPlayer when the event happens." into gingerbread

Merge commit 'be0450619528e65eebfa1d7eab78fde757d094cc' into gingerbread-plus-aosp

* commit 'be0450619528e65eebfa1d7eab78fde757d094cc':
  Instead of constantly polling the AudioPlayer to see if it reached EOS or finished seeking, initiate the notification from the AudioPlayer when the event happens.