Merge "Prevent screenshot when admin disable screenshots for all users" into tm-dev am: 4b568d34

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17907951



Change-Id: I0067b9a9cff60cbb6acaeedee00b64bb4d755c63
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>