Merge "Don't bring child to top if fullscreen task open" into udc-dev am:...

Merge "Don't bring child to top if fullscreen task open" into udc-dev am: bb4a8549 am: 7cb375ea am: 6da9c42a am: d885bc22

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23510399



Change-Id: Id3b0f3b5902e266b5d4cd0dea3dd2ded1e4c00d1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>