[Extensions] Finish freezing schema

extensions/renderer/resources/utils.js

 // Copyright 2014 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 createClassWrapper = requireNative('utils').createClassWrapper;
 var nativeDeepCopy = requireNative('utils').deepCopy;
 var schemaRegistry = requireNative('schema_registry');
 var CHECK = requireNative('logging').CHECK;
 var DCHECK = requireNative('logging').DCHECK;
 var WARNING = requireNative('logging').WARNING;
@@ skipping 15 matching lines @@
 /**
  * Assuming |array_of_dictionaries| is structured like this:
  * [{id: 1, ... }, {id: 2, ...}, ...], you can use
  * lookup(array_of_dictionaries, 'id', 2) to get the dictionary with id == 2.
  * @param {Array<Object<?>>} array_of_dictionaries
  * @param {string} field
  * @param {?} value
  */
 function lookup(array_of_dictionaries, field, value) {
   var filter = function (dict) {return dict[field] == value;};
-  var matches = array_of_dictionaries.filter(filter);
+  var matches = $Array.filter(array_of_dictionaries, filter);
   if (matches.length == 0) {
     return undefined;
   } else if (matches.length == 1) {
     return matches[0]
   } else {
     throw new Error("Failed lookup of field '" + field + "' with value '" +
                     value + "'");
   }
 }
 
@@ skipping 118 matching lines @@
     $Function.apply(func, null, args);
   });
 }
 
 exports.$set('forEach', forEach);
 exports.$set('loadTypeSchema', loadTypeSchema);
 exports.$set('lookup', lookup);
 exports.$set('expose', expose);
 exports.$set('deepCopy', deepCopy);
 exports.$set('promise', promise);