Merge "Hide keyguard earlier when exiting lockscreen" into udc-dev am:...

Merge "Hide keyguard earlier when exiting lockscreen" into udc-dev am: 049923ce am: 4299e685 am: b8b93350

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23515616



Change-Id: Id1b8ea7ec72146234fa7222771295af6fb246a44
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>