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

Merge "Reduce operations before dispatching transition ready" into udc-dev am: 3b1304d6 am: 3efdfd02 am: 76c5168a

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



Change-Id: I170a9c814e96b5f831493b420084d98ce919bfdb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>