Merge "[AMS] Fix race condition in ProcessList." am: a5ef7d7741 am: 7e4801abfb

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1956043

Change-Id: Id2ed8e62aa4c773d624fee78846a776b7fd0ea3e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>