Enable visual feedback when entering FRP pattern am: 7a6cfcc3af

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2700636

Change-Id: I9f1a3da92ebc6b5d87c3bdc0a2dd1c3d05dda7a5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>