am dcfb6480: Merge "Fix possible NPEs in CallCardPresenter" into lmp-dev

* commit 'dcfb648069d0041ca917d4c8e45f4b3c67ba2783':
  Fix possible NPEs in CallCardPresenter
tree: 37cc6f9a47b35011b6b2b8a879df119eab30b8e7
  1. InCallUI/