Do not show Keyguard Presentation when occluded am: 1de9f064 am: 3940955d am: 2a41a720

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22978200



Change-Id: I0c3be3593608c5a3dcf43f916e0da811c7dd5775
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>