am 2b3bf9b3: am d911ca56: Merge "Allow for callers to subscribe to UI visibility" into lmp-mr1-dev

* commit '2b3bf9b3fb0a8986565b422b8a2396d3075eaf29':
  Allow for callers to subscribe to UI visibility
tree: 665c91c5274f9c7ed9fbcb6c9af462368714be2e
  1. InCallUI/