Merge "Keyguard - Migrate indication area" into udc-qpr-dev am: 7fbd2d37 am: d46ee7e7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23414816



Change-Id: I7b56ed61dfffe3c83f3f4511302e38eea29f9799
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>