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

Merge "Revert "a11y volume slider focus"" into udc-dev am: a59313c1 am: 658aea5a am: 6e6f3a7b am: 8cab0099

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



Change-Id: I34f2428a87f293ca5ad7f52240fedd61435e8abe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>