Merge "Accessibility fixes for clipboard overlay" into tm-dev am: 6e3282ca56 am: a455311d89 am: 855eb9651c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18713012

Change-Id: I6308c820ac688bdbe0e68f180a46a9bbaea193eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>