Use utils.forEach everywhere rather than Array.prototype.forEach to guard

chrome/renderer/resources/extensions/platform_app.js

Index: chrome/renderer/resources/extensions/platform_app.js
diff --git a/chrome/renderer/resources/extensions/platform_app.js b/chrome/renderer/resources/extensions/platform_app.js
index feb35b29f7391d748f5731f09f55234416d3594b..c71c3629ddd5390275e7a8095cec60384dd801e4 100644
--- a/chrome/renderer/resources/extensions/platform_app.js
+++ b/chrome/renderer/resources/extensions/platform_app.js
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+var forEach = require('utils').forEach;
+
 /**
  * Returns a function that throws a 'not available' exception when called.
  *
@@ -27,7 +29,7 @@ function generateDisabledMethodStub(messagePrefix, opt_messageSuffix) {
  * @param {Array.<string>} methodNames names of methods to disable.
  */
 function disableMethods(object, objectName, methodNames) {
-  methodNames.forEach(function(methodName) {
+  forEach(methodNames, function(i, methodName) {
     object[methodName] =
         generateDisabledMethodStub(objectName + '.' + methodName + '()');
   });
@@ -47,7 +49,7 @@ function disableMethods(object, objectName, methodNames) {
  * @param {Array.<string>} propertyNames names of properties to disable.
  */
 function disableGetters(object, objectName, propertyNames, opt_messageSuffix) {
-  propertyNames.forEach(function(propertyName) {
+  forEach(propertyNames, function(i, propertyName) {
     var stub = generateDisabledMethodStub(objectName + '.' + propertyName,
                                           opt_messageSuffix);
     stub._is_platform_app_disabled_getter = true;