Move importModules function to util.js

chrome/browser/resources/omnibox/omnibox.js

 // Copyright (c) 2012 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.
 
 /**
  * Javascript for omnibox.html, served from chrome://omnibox/
  * This is used to debug omnibox ranking.  The user enters some text
  * into a box, submits it, and then sees lots of debug information
  * from the autocompleter that shows what omnibox would do with that
  * input.
@@ skipping 389 matching lines @@
       // Display the results.
       var showIncompleteResults = $('show-incomplete-results').checked;
       var startIndex = showIncompleteResults ? 0 :
           progressiveAutocompleteResults.length - 1;
       for (var i = startIndex; i < progressiveAutocompleteResults.length; i++) {
         addResultToOutput(progressiveAutocompleteResults[i]);
       }
     }
   }
 
-  /**
-   * Helper to convert callback-based define() API to a promise-based API.
-   * @param {!Array<string>} moduleNames
-   * @return {!Promise}
-   */
-  function importModules(moduleNames) {
-    return new Promise(function(resolve, reject) {
-      define(moduleNames, function(var_args) {
-        resolve(Array.prototype.slice.call(arguments, 0));
-      });
-    });
-  }
-
   // NOTE: Need to keep a global reference to the |pageImpl| such that it is not
   // garbage collected, which causes the pipe to close and future calls from C++
   // to JS to get dropped.
   var pageImpl = null;
   var browserProxy = null;
 
   function initializeProxies() {
     return importModules([
       'mojo/public/js/connection',
       'chrome/browser/ui/webui/omnibox/omnibox.mojom',
@@ skipping 29 matching lines @@
       browserProxy.setClientPage(handle);
     });
   }
 
   document.addEventListener('DOMContentLoaded', function() {
     return initializeProxies().then(function() {
       initialize();
     });
   });
 })();