BT sco and speaker combo device selection logic

Bug: 19171297
Test: make, HFP regression test, testplans/79248
Change-Id: I1a5eddceca0fc3e9e66e87337d7f7dd7415d6a87
(cherry picked from commit fad35a48351d36224c7d4747cc5f1e7e1677d7fd)
2 files changed
tree: 473cf5b2bc7fbb2f4c8cc5753e35704eada6c92d
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk