Merge "Acquire the global lock when the dump method is called." into udc-dev am: f5c86e53

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/22561847



Change-Id: I9fcfea4711fc1e5c11c40c21fd1b2d03039b1247
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>