Merge "Fixing notifications not visible in split shade after rotations" into...

Merge "Fixing notifications not visible in split shade after rotations" into tm-dev am: 48324b7b am: 8fbd866f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18230545



Change-Id: I4098f5f507efe8597855ededc091c883e8b43f8e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>