Merge "Use label instead of cast icon in output switcher" into sc-qpr1-dev am:...

Merge "Use label instead of cast icon in output switcher" into sc-qpr1-dev am: 19a2adb3 am: dd740601 am: 026a66c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15716777

Change-Id: I135e0cd12aac61992a8b71adf66cce6792ec732e