Merge "Add ability to set whether audio route is allowed in BluetoothHeadsetClient" into cw-e-dev am: 4636770f0d
am: 3b6f9f78cf

* commit '3b6f9f78cf0ea09176250059653d05cf6a5282c4':
  Add ability to set whether audio route is allowed in BluetoothHeadsetClient