Merge "Fix talkback issue with drop down menu" into udc-dev am: 25d7ad11

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23638629



Change-Id: I20d54216df9cf662555bd980adba3ae6d7efebbf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>