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: 98fcef89

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



Change-Id: I79d76b913dee766cd994454051fb59be8949966d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>