Merge "Attempt process kill even if cgroup is already removed" into main am:...

Merge "Attempt process kill even if cgroup is already removed" into main am: b37d7cbe am: 2a593346 am: 7e52cf3f

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2828279



Change-Id: I317ec7d7423f1edfa3960a8a930f94ab9574cfb5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>