audio: use SinkMetaData to route voice call with hearing aid.

Bug: 121173695
Test: manual audio test

Change-Id: Ib8c0d4f9fdd637e0daa73ca76526d1802ad944d2
1 file changed
tree: 4660e6efd56b228d1cba70c6d3500dbd5bd65983
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk
  7. OWNERS