Merge "Rename removeAllProcessGroups() into removeAllEmptyProcessGroups()" into main am: e2ae20348f am: ae02bdbd3b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2835732

Change-Id: I061addbf369cdd018950e3850a65591c3eabd6e3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>