Merge "Reapply "Adapt to libprocessgroup API changes for polling on cgro..."" into main am: d42e1434e2 am: 06f1e3f2f6

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2876595

Change-Id: Ib515977fc6831a9ed74f1bd3d3958aac046a477d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>