HFP: Release A2DP from HeadsetService when no device
     is connected

If there is no headset connected with HFP profile
and the call is terminated, then in phoneStateChanged
updates of HeadsetService, call for releaseA2DP to make
A2dpSuspended flag as false.

Change-Id: I443c6122cf8face3170217222fd53d233e9801b4
CRs-Fixed: 2254426
1 file changed