Merge "Split and streamline create and control requests" into udc-dev am: b6751e82 am: 154133c8 am: 97e8ba91

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22959087



Change-Id: Icd769277d7e9d81eb863108be64618a383c8860c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>