Merge "Reduce dependency of real device for wm unit test" into udc-dev am:...

Merge "Reduce dependency of real device for wm unit test" into udc-dev am: daf02895 am: 9e73cda2 am: 6e7ea61e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23532378



Change-Id: I4c830bd27b61346733c411edae6734f2b3e1abb2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>