DO NOT MERGE Check PAH in addNewIncomingCall

Check to be sure that the PhoneAccountHandle in addNewIncomingCall
corresponds to an existing registered PhoneAccount in Telecom and that
the PhoneAccount is enabled. Otherwise, throw a SecurityException.

Bug: 26864502
Change-Id: I6bbd8a1ece821b62bee2c94decde87a41afbf8b0
(cherry picked from commit 403f52fa0d22ba6ad77f7e884a65ac778ea3947e)
1 file changed