am 1f7c971d: Merge "Add deadzone to end call button." into klp-dev

* commit '1f7c971d2e74f1cddfdbd231c6d58ad40b2ac2f8':
  Add deadzone to end call button.
tree: 8c7398302f673a70d5746d39a366e4acf5e667a8
  1. InCallUI/