MSIM: Interface changes to set phoneaccount

Interface changes to set the phone account handle
in emergency call scenario.

Conflicts:
        telecomm/java/android/telecom/Connection.java
        telecomm/java/com/android/internal/telecom/IConnectionServiceAdapter.aidl

Change-Id: I7b5ff58b5667e3c04f58bb586e1a4590d2fcfe7f
CRs-Fixed: 722205