Merge "Introduce Client Transient flag (1/n)" into udc-dev am: de6724e2 am: 2916b8f6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22650986



Change-Id: I146700af5f640f70896f355e9f1f4f7449f289d9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>