Merge \"hal: support HFP volume mixer in audio platform info\" into nyc-mr1-dev
am: f32184679e

Change-Id: Id0df06c9ccb8927201f0e0b65217d4855f274771
tree: 73bbe01e4b9e5ace4eda5d8d47db533d29cd1797
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk