Merge "ADPF hint for NOTIFICATION_SHADE_EXPAND_COLLAPSE" into udc-dev am: 5e0aec22 am: c9eb090f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22899330



Change-Id: I4f0f0d4930c69ee629f152c2dfe3a318e0499bfc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>