am 177debf2: am 9849b290: am 070463fa: Merge "Handle child number changes after the call starts." into mnc-dr-dev

* commit '177debf2b4fa56d855107ec53378712770a01f25':
  Handle child number changes after the call starts.
tree: dbf99e48530c580c42f6343f21cd94ed611052f1
  1. InCallUI/