Merge "Revert "a11y volume slider focus"" into udc-dev am: a59313c1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23694643



Change-Id: I7c175c7e17920b1665aedd702f43947d3f069b37
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>