Merge "Add event log for keyguard occlude status chagne." into tm-qpr-dev am:...

Merge "Add event log for keyguard occlude status chagne." into tm-qpr-dev am: 0486312f am: cfdf2b16 am: 4f381939

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21988111



Change-Id: I42405dde2dcd00853ca10e898e60631c6c28013f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>