Change var blah_blah -> blahBlah.

chrome/browser/resources/gesture_config.js

 // Copyright (c) 2013 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.
 
 // Redefine '$' here rather than including 'cr.js', since this is
 // the only function needed.  This allows this file to be loaded
 // in a browser directly for layout and some testing purposes.
 var $ = function(id) { return document.getElementById(id); };
 
 /**
@@ skipping 443 matching lines @@
   ];
 
   return new GeneralConfig(FLING_TITLE, FLING_PREFIX, FLING_FIELDS);
 }
 
 
 /**
  * WebUI instance for configuring gesture.* and overscroll.* preference values
  * used by Chrome's gesture recognition system.
  */
-var gesture_config = (function() {
-
+var gesture_config = {
   /**
    * Build and initialize the gesture configuration form.
    */
-  function initialize() {
+  initialize: function() {
     var g = GestureConfig();
     g.buildAll();
 
     var o = OverscrollConfig();
     o.buildAll();
 
     var f = FlingConfig();
     f.buildAll();
 
     var c = WorkspaceCyclerConfig();
     c.buildAll();
 
     $('reset-button').onclick = function() {
       g.onReset();
       o.onReset();
       f.onReset();
       c.onReset();
     };
-  }
+  },
 
   /**
    * Handle callback from call to getPreferenceValue.
    * @param {string} prefName The name of the requested preference value.
    * @param {value} value The current value associated with prefName.
    */
-  function getPreferenceValueResult(prefName, value) {
+  getPreferenceValueResult: function(prefName, value) {
     prefName = prefName.substring(prefName.indexOf('.') + 1);
     $(prefName).value = value;
-  }
-
-  return {
-    initialize: initialize,
-    getPreferenceValueResult: getPreferenceValueResult
-  };
-})();
+  },
+};
 
 document.addEventListener('DOMContentLoaded', gesture_config.initialize);