Add support for AMD to the extensions module system.

chrome/renderer/resources/extensions/app_window_custom_bindings.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.
 
 // Custom binding for the app_window API.
 
 var appWindowNatives = requireNative('app_window_natives');
-var runtimeNatives = requireNative('runtime');
+var runtimeNatives = requireNative('runtime_natives');
 var Binding = require('binding').Binding;
 var Event = require('event_bindings').Event;
 var forEach = require('utils').forEach;
 var renderViewObserverNatives = requireNative('renderViewObserverNatives');
 
 var appWindowData = null;
 var currentAppWindow = null;
 var currentWindowInternal = null;
 
 var kSetBoundsFunction = 'setBounds';
@@ skipping 365 matching lines @@
     if (value === null)
       constraints[key] = 0;
   });
 
   currentWindowInternal.setSizeConstraints(boundsType, constraints);
 }
 
 exports.binding = appWindow.generate();
 exports.onAppWindowClosed = onAppWindowClosed;
 exports.updateAppWindowProperties = updateAppWindowProperties;
-exports.appWindowShownForTests = onAppWindowShownForTests;
+exports.appWindowShownForTests = onAppWindowShownForTests;