FPII-1812: DO NOT MERGE addNewIncomingCall now checks PAH

DO NOT MERGE addNewIncomingCall now checks PAH

TelecomManager.addNewIncomingCall now verifies the PhoneAccountHandle
belongs to a registered PhoneAccount before adding the incoming call.
Otherwise, it throws a SecurityException.

Bug: 26864502
Change-Id: I9a7ad810f266a55f2358fca94539a7556989bee8
1 file changed