Merge "Skip close activity transition since no closing app can be visible"...

Merge "Skip close activity transition since no closing app can be visible" into sc-dev am: 590ccb4e am: f73a7fd5 am: ef7b68bb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14842876

Change-Id: I551ec310b749247881acb5c6a13643120432603f