Merge "Merge "Fix launch single task case if it under split roots" into...

Merge "Merge "Fix launch single task case if it under split roots" into tm-qpr-dev am: 09c1e200" into tm-qpr-dev-plus-aosp am: b7d927c8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22504283



Change-Id: I6e8838f08bf5c4bd86d28eff1451a7f8c9724bb9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>