tree 431f0697f3f16adcd846623ec8db0e4b0b845d02
parent daf7bf63f4f104977b01623e4f36a50db190d47c
author Santos Cordon <santoscordon@google.com> 1375801492 -0700
committer Santos Cordon <santoscordon@google.com> 1375910843 -0700

new class AudioRouter manages audio routing for the phone call

This CL only has support between bluetooth/earpiece

Of Note:
- New shared class AudioMode defines different modes for audio routing
- New class AudioRouter manages between EARPIECE and Bluetooth modes.
- Add function in CallCommandService and CallHandlerService for audio
  mode

Change-Id: I52ff70e53868c45e5202b757cc80a13af3abe5f8