third_party/devtools/front_end/extensions_test_runner/ExtensionsNetworkTestRunner.js

// Copyright 2017 The Chromium Authors. All
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/**
 * @fileoverview using private properties isn't a Closure violation in tests.
 * @suppress {accessControls}
 */

self.extension_getRequestByUrl = function(urls, callback) {
  function onHAR(response) {
    const entries = response.entries;

    for (let i = 0; i < entries.length; ++i) {
      for (let url = 0; url < urls.length; ++url) {
        if (urls[url].test(entries[i].request.url)) {
          callback(entries[i]);
          return;
        }
      }
    }

    output('no item found');
    callback(null);
  }

  webInspector.network.getHAR(onHAR);
};