Merge "Remove the ActivityClientRecord reference once destroyed" into udc-dev am: 440afbb9 am: 11f5e248

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22246619



Change-Id: I4450b323e6dd9298524c80252607910f9fd56f62
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>