Merge "Block clipboard UI when device is locked" into tm-dev am: 12692eca

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/29319301



Change-Id: I43706d359b29c2c9394db4838160e4905db8f092
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>