Merge "IMediaSource: release MediaBuffers when desired shared memory is not...
Merge "IMediaSource: release MediaBuffers when desired shared memory is not available." into nyc-dev
am: 1d0afc45
* commit '1d0afc45':
IMediaSource: release MediaBuffers when desired shared memory is not available.
Change-Id: Iae34587f12f41a848ed50c2b33bc5e3644a6a24a