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

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

Change-Id: I81faf41aa8894e22e1c64a64c4aa8c07a82222dd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>