Merge master@5406228 into git_qt-dev-plus-aosp.

Change-Id: I5cd30b89b818fc2d8a9abb3fcb01356e0ad26522
BUG: 129345239
tree: d65b4213c0465f2b930e43d56dfb6710fad6f700
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk
  7. OWNERS