Merge "Add a proxy activity for launch bubble for another user in primary...

Merge "Add a proxy activity for launch bubble for another user in primary user" into udc-dev am: 794e48ab

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22162922



Change-Id: I39b0ce37298233213d861ba32071b9f043fbe288
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>