This is a testharness.js-based test.
FAIL Controlled resource loads assert_unreached: unexpected rejection: Cannot read property 'workerStart' unregister should not fail: Failed to get a ServiceWorkerRegistration: The URL protocol of undefined the current origin ('file://') is not supported. Reached unreachable code
FAIL Non-controlled resource loads Cannot read property 'workerStart' of undefined
Harness: the test ran to completion.