DO NOT MERGE - Merge pie-platform-release (PPRL.190105.001) into stage-aosp-master

Bug: 122685541
Change-Id: I2d5d9286f8c7595ac281522a5b06e0408f3630ce
tree: e1a90504185eb46a018c6d6fddcb2dd4b70f767c
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk