chromium/third_party/blink/web_tests/http/tests/inspector-protocol/fetch/service-worker-module-initial-network-id-disallowed-content-type-expected.txt

Tests Service Worker (module) Initial Registration emits Network Events for disallowed content-type
==== INITIAL service worker request ====
Registration Result: FAILURE: SecurityError: Failed to register a ServiceWorker for scope ('http://127.0.0.1:8000/inspector-protocol/fetch/resources/service-workers/') with script ('http://127.0.0.1:8000/inspector-protocol/fetch/resources/service-workers/worker.php?content_type=application%2Fjson'): The script has an unsupported MIME type ('application/json').
requestWillBeSent url: http://127.0.0.1:8000/inspector-protocol/fetch/resources/service-workers/worker.php?content_type=application%2Fjson
responseReceived status: 200
requestIds match: true