am 413a0209: am 910073d7: am 5996246f: Merge "Revert "Allow back to be pressed while in incoming call screen"" into lmp-mr1-dev

* commit '413a020935811b6f0aac76e2f9473234bdea786b':
  Revert "Allow back to be pressed while in incoming call screen"
tree: d7deccb1d95ba6ea5fbfca5f07823ef46514b322
  1. InCallUI/