Merge "Add unit tests for layout of window decoration" into tm-qpr-dev am: e4916371

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19419641



Change-Id: I8b48c6f4a8e87b8229891c335c5908c699621607
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>