hal: update handling voice call driving output

For device switch from USB headset to speaker or vice-versa,
it is not required to completely tear down the call and restart
on the new device.

Bug: 17573788
Change-Id: I5ccdc225e19a7036dd8c6a028f69a505c9a3634d
2 files changed
tree: fd8b0ffcdd19b76a06cdb0b2067aad50532dd646
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk