Fix WorkerThreadTest am: 712f48c217 am: d9fe7e13b0

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/17845136

Change-Id: I363850f3e6a9440b4be35d7ac7e44c9cf56c8f29
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>