am c090339b: hal: add default SND device

* commit 'c090339bef3a5fb59e4fc6647b332d47cb06dbf7':
  hal: add default SND device
tree: 73e4fd46e6b04132065d52768c4fbec2bb7854d8
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk