Merge "DO NOT MERGE SoundPool: add lock for findSample access from SoundPoolThread" into lmp-dev am: 0c4d693722 am: ba49fda63a  -s ours am: bb1809ace7 am: adfda28b42
am: 569d39f94a  -s ours

* commit '569d39f94ab77ebf219bd2f0717e1a322269cfb4':
  DO NOT MERGE SoundPool: add lock for findSample access from SoundPoolThread