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

chrome/renderer/resources/extensions/event.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.
 
   var DCHECK = requireNative('logging').DCHECK;
   // TODO(cduvall/kalman): json_schema shouldn't put things on chromeHidden.
   require('json_schema');
   var eventBindingsNatives = requireNative('event_bindings');
   var AttachEvent = eventBindingsNatives.AttachEvent;
   var DetachEvent = eventBindingsNatives.DetachEvent;
   var AttachFilteredEvent = eventBindingsNatives.AttachFilteredEvent;
   var DetachFilteredEvent = eventBindingsNatives.DetachFilteredEvent;
   var MatchAgainstEventFilter = eventBindingsNatives.MatchAgainstEventFilter;
+  var forEach = require('utils').forEach;
   var sendRequest = require('sendRequest').sendRequest;
   var utils = require('utils');
   var validate = require('schemaUtils').validate;
 
   var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
   var chrome = requireNative('chrome').GetChrome();
   var schemaRegistry = requireNative('schema_registry');
 
   // Schemas for the rule-style functions on the events API that
   // only need to be generated occasionally, so populate them lazily.
@@ skipping 367 matching lines @@
     // Validate conditions and actions against specific schemas of this
     // event object type.
     // |rules| is an array of JSON objects that follow the Rule type of the
     // declarative extension APIs. |conditions| is an array of JSON type
     // identifiers that are allowed to occur in the conditions attribute of each
     // rule. Likewise, |actions| is an array of JSON type identifiers that are
     // allowed to occur in the actions attribute of each rule.
     function validateRules(rules, conditions, actions) {
       var conditionsSchema = buildArrayOfChoicesSchema(conditions);
       var actionsSchema = buildArrayOfChoicesSchema(actions);
-      rules.forEach(function(rule) {
+      forEach(rules, function(i, rule) {
         validate([rule.conditions], [conditionsSchema]);
         validate([rule.actions], [actionsSchema]);
       })
     };
 
     if (!this.eventOptions_.conditions || !this.eventOptions_.actions) {
       throw new Error('Event ' + this.eventName_ + ' misses conditions or ' +
                 'actions in the API specification.');
     }
 
@@ skipping 55 matching lines @@
       if (event)
         event.detach_();
     }
   };
 
   chromeHidden.dispatchError = function(msg) {
     console.error(msg);
   };
 
   chrome.Event = Event;