Merge "visualizer: fix issue of subtraction overflow" am: e6a167eca5 am: 1f2299ba0c am: f10cca34f1

Change-Id: I71437ca130037c9737de5d9b7033374fc10720a6
tree: 4596cf1609074a5b6f44c28fa0022e995d73a9d0
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk
  7. OWNERS