Merge "Exclude unnecessary animations of shell transition" into tm-qpr-dev am: 171ade50ca

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20270814

Change-Id: I6b6fdeeb54a9815f97184377da11258d33ab97ab
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>