Merge "Replace Sealed Class mock for Robolectric test" into udc-dev am: e68bdefb am: 32206da0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22715163



Change-Id: Icaca6b5d67311f1871d84e940ac3b2728ce7c04f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>