am 518519c8: Merge "Allow new call waiting calls to pop up when not in foreground." into klp-dev

* commit '518519c83063f94fe5010ed5075b38a066e794ec':
  Allow new call waiting calls to pop up when not in foreground.
tree: bba73c052e16438406d8dd7adf9a0f0382798439
  1. InCallUI/