Merge "Cancel pending animation when state changed." into udc-dev am: 0f6ed614

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22564977



Change-Id: Icefb98ee7ac3ec0154bb588ead489f19987dfb24
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>