Merge "Don't use a scrollable dialog for CastDialog" into tm-dev am: ea9f1bc8 am: af2fabc7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18185196



Change-Id: If8c140cb1ebdfc17e67e73ca97ac2904a870fdf6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>