Merge "Reduce operations before dispatching transition ready" into udc-dev am:...

Merge "Reduce operations before dispatching transition ready" into udc-dev am: 3b1304d6 am: 8222f34f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23127080



Change-Id: Ifb5c25d11624792963a6c469cf031817351d66f7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>