am 522077ba: Merge "Add background to photo in in-call UI for transparent photos." into lmp-dev

* commit '522077bac1eedc24fa8ff717545224b903bacdc5':
  Add background to photo in in-call UI for transparent photos.
tree: 62c2ef0dc70270ed8c6c0967c13774c27d76b33f
  1. InCallUI/