Merge "Keep visible process state if process embeds visible activity" into udc-dev am: d374dc63

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22132895



Change-Id: Iabfde027047c7fbeeb53979641f08cc6f9d8f273
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>