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

* commit '8f283a894dfe2d5c7d987cd62f0498c46a0ff90d':
  DO NOT MERGE SoundPool: add lock for findSample access from SoundPoolThread