Merge "Enable the flag that guards the talkback fix" into udc-dev am:...

Merge "Enable the flag that guards the talkback fix" into udc-dev am: 66c55456 am: 28560692 am: 9e25a563 am: 91e2f6bc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23681027



Change-Id: Id85bd89da3e08a6a0fd3fdda0ad4582ff2654017
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>