Make miscellaneous_bindings and event_bindings Required as needed. Previously

chrome/renderer/resources/extensions/extension_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 extension API.
 
 var binding = require('binding').Binding.create('extension');
 
 var extensionNatives = requireNative('extension');
 var forEach = require('utils').forEach;
 var GetExtensionViews = extensionNatives.GetExtensionViews;
+var miscBindings = require('miscellaneous_bindings');
 var runtimeNatives = requireNative('runtime');
 var OpenChannelToExtension = runtimeNatives.OpenChannelToExtension;
 var OpenChannelToNativeApp = runtimeNatives.OpenChannelToNativeApp;
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
 var chrome = requireNative('chrome').GetChrome();
-var sendMessageUpdateArguments =
-    require('miscellaneous_bindings').sendMessageUpdateArguments;
 
 var inIncognitoContext = requireNative('process').InIncognitoContext();
 var sendRequestIsDisabled = requireNative('process').IsSendRequestDisabled();
 var contextType = requireNative('process').GetContextType();
 var manifestVersion = requireNative('process').GetManifestVersion();
 
 // This should match chrome.windows.WINDOW_ID_NONE.
 //
 // We can't use chrome.windows.WINDOW_ID_NONE directly because the
 // chrome.windows API won't exist unless this extension has permission for it;
@@ skipping 53 matching lines @@
   forEach(mayNeedAlias, function(i, alias) {
     // Checking existence isn't enough since some functions are disabled via
     // getters that throw exceptions. Assume that any getter is such a function.
     if (chrome.runtime.hasOwnProperty(alias) &&
         chrome.runtime.__lookupGetter__(alias) === undefined) {
       extension[alias] = chrome.runtime[alias];
     }
   });
 
   apiFunctions.setUpdateArgumentsPreValidate('sendRequest',
-      sendMessageUpdateArguments.bind(null, 'sendRequest'));
+      miscBindings.sendMessageUpdateArguments.bind(null, 'sendRequest'));
 
   apiFunctions.setHandleRequest('sendRequest',
                                 function(targetId, request, responseCallback) {
     if (sendRequestIsDisabled)
       throw new Error(sendRequestIsDisabled);
     var port = chrome.runtime.connect(targetId || extensionId,
-                                      {name: chromeHidden.kRequestChannel});
-    chromeHidden.Port.sendMessageImpl(port, request, responseCallback);
+                                      {name: miscBindings.kRequestChannel});
+    miscBindings.sendMessageImpl(port, request, responseCallback);
   });
 
   if (sendRequestIsDisabled) {
     extension.onRequest.addListener = function() {
       throw new Error(sendRequestIsDisabled);
     };
     if (contextType == 'BLESSED_EXTENSION') {
       extension.onRequestExternal.addListener = function() {
         throw new Error(sendRequestIsDisabled);
       };
     }
   }
 });
 
 exports.binding = binding.generate();