am 8c63b496: am f798ffce: am 7b61daf5: am ba718468: Merge changes I6d66ae3c,Iacf2814b into lmp-dev

* commit '8c63b496ec5cc47e6c364130af7b6ab1a3da254b':
  Handle out of index sip call options.
  Add back pressed behavior for emergency dialer.