Merge "Add interface for focus gain in A2DP SNK audio track." am: 958414f
am: 4d5e2db

* commit '4d5e2dbde2c7a603583bd7a727af1cc9982d81c0':
  Add interface for focus gain in A2DP SNK audio track.

Change-Id: I1473c7e6753571e269b437908193b542cc1a9466