am 5fb5180e: am ba55aab3: DO NOT MERGE Null check CallList mapping in callbacks

* commit '5fb5180e21849fe519bd21ea44e116af89b07c4c':
  DO NOT MERGE Null check CallList mapping in callbacks
tree: 1d9da44b9afeec3741dc0d7e29308b262240d1b1
  1. InCallUI/