Merge "Merge "Handle invalid dream window in DreamOverlayService." into...

Merge "Merge "Handle invalid dream window in DreamOverlayService." into tm-qpr-dev am: 85243f02 am: 41a28968" into udc-dev am: d0394792

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21538455



Change-Id: Ibe8beedc0cabcde9cc92f60446b244ea41f1791a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>