hal: on effect enable disable, go over all the playback usecase
am: c07684bb12

Change-Id: Icf2ba199a123bc2011b4329686088eaf2cae1b25
tree: 7cd4a84065466644e783a90832ae1c221ffd00e7
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk