Merge "Fix the processgroup creation failure due to race conditions" into...

Merge "Fix the processgroup creation failure due to race conditions" into udc-dev am: 9aad77c5 am: 9e830c96 am: a1dfee61 am: c5b8c9fb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23425042



Change-Id: I67a38b65df74a56e110b85df14939f88df0e0425
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>