tree 6c562cf16c42d8718a1a70ea25ae6a243b620e85
parent 4be3b831904640ca853845b3ea31f985774047de
author Andy Hung <hunga@google.com> 1476139931 -0700
committer Andy Hung <hunga@google.com> 1476483033 -0700

AudioTrack: Add hasStarted method

Best guess determination whether the AudioTrack
has started playing.

Test: Photos app with pause and play.
Bug: 30502030
Change-Id: I03c0ae78037ec05f3025ed009ef67bd376b176ba