Merge "Don‘t consider adjacent launch root if the existing task is't on top"...

Merge "Don‘t consider adjacent launch root if the existing task is't on top" into udc-dev am: 6f0bcaf4 am: e36af148 am: e0a7e697 am: 4fe4c648

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23129198



Change-Id: Ibfa540878e84a8484173db1309f91a1477e856b4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>