chrome/test/data/ssl/unsafe_fetching_worker.js - chromium/src - Git at Google

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 fetch("REPLACE_WITH_TEST_FILE_URL", {mode: 'no-cors'})
   .then(_ => postMessage("loaded"), _ => postMessage("failed"));
	// Copyright 2017 The Chromium Authors. All rights reserved.
	// Use of this source code is governed by a BSD-style license that can be
	// found in the LICENSE file.
	fetch("REPLACE_WITH_TEST_FILE_URL", {mode: 'no-cors'})
	.then(_ => postMessage("loaded"), _ => postMessage("failed"));