DO NOT MERGE SoundPool: add lock for findSample access from SoundPoolThread am: 3d6a714980 am: 208bc477d9  -s ours am: c56555962b am: f4dfde92ea  -s ours am: 92edb173a7 am: 9161b6adc9 am: 8f283a894d  -s ours am: 6d3f50d9c3 am: 0357d3503f
am: 6cd7a9f811

* commit '6cd7a9f811a5d8b6232012f11833f1a16235cabc':
  DO NOT MERGE SoundPool: add lock for findSample access from SoundPoolThread