Merge "Clear identity when releasing display resources." into udc-dev am:...

Merge "Clear identity when releasing display resources." into udc-dev am: f38af450 am: 57c1b777 am: e2094e3a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23588842



Change-Id: I0d2871473d682545893aa53d98b7c285067f70fe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>