Merge "Add a flag meant to guard the talkback fix for the...

Merge "Add a flag meant to guard the talkback fix for the KeyguardIndicationTextView" into udc-dev am: 0404e1bc am: 53749571 am: 802123d5 am: e5e9a760

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23640529



Change-Id: I99e081c547377598be69d95c955f7c196b5b40cf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>