Merge changes from topic "am-8e4aea8f45b8425cb2c609522934b9db" into qt-r1-dev-plus-aosp

* changes:
  audio: fix AEC/NS effect control am: b0c9148b00 am: 75f07c9acb
  audio: fix control flow am: aaa9496b98 am: 5d273ebc31
tree: e2bb4f11eebd93b95ae684121a4d6c522e0a9ba8
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk
  7. OWNERS