Merge "Merge "Don't launch placeholder for bottom TaskFragment when waiting...

Merge "Merge "Don't launch placeholder for bottom TaskFragment when waiting for top" into tm-dev am: d4011e0e am: 38dbe45b" into tm-d1-dev-plus-aosp am: 10bf3208

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17983784



Change-Id: Ifc5a5b582dcf909d93e24a4a67cc9a0c47eb97c7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>