Merge "Support talkback with new Udfps Overlay on keyguard" into udc-dev am:...

Merge "Support talkback with new Udfps Overlay on keyguard" into udc-dev am: 2c934288 am: 23b1fb56 am: 7dcc002b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22341248



Change-Id: Ifdad594edaf8f9647da68c905991808fe9c11385
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>