Delay hiding the cast icon for 3 seconds. DO NOT MERGE am: 1044e162c3 am: b1de85487a  -s ours am: 410bea181b am: 511357c39b am: 7e16b2e8f5  -s ours am: e68e70d509 am: 493272c8a7 am: 06eb98c04d am: a540cbd00f
am: 3b98be1350  -s ours

* commit '3b98be13503179b8e4becb4c2a4664e3eaac098e':
  Delay hiding the cast icon for 3 seconds. DO NOT MERGE