Hall Liu b64ac4c57a Add further Connection-side APIs for RTT (part 2)
Add methods and callbacks to facilitate local and remote RTT initiation
and termination in the middle of a call. Adds @hide Connection-side APIs
to communicate with the ConnectionService, as well as plumbing for
RemoteConnections.

Test: manual, through telecom testapps
Merged-In: Ia80604b7dff8586ff222dbccdbe55e91aab02178
Change-Id: Ia80604b7dff8586ff222dbccdbe55e91aab02178
2017-03-06 16:48:24 -08:00
..
2016-06-29 11:46:40 -07:00
2016-11-16 11:05:15 -08:00