Merge "Add flags for Notification Shade anim" into tm-qpr-dev am: 2953bacfde am: 8261c887a1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21048344

Change-Id: Ie0c9171ad351bf51e7220808125b0711e41f6f75
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>