Revert 184837

chrome/renderer/resources/extensions/utils.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 chrome = requireNative('chrome').GetChrome();
-
 function forEach(dict, f) {
   for (var key in dict) {
     if (dict.hasOwnProperty(key))
       f(key, dict[key]);
   }
 }
 
 // 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.
 function lookup(array_of_dictionaries, field, value) {
   var filter = function (dict) {return dict[field] == value;};
   var matches = array_of_dictionaries.filter(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 + "'");
   }
 }
 
-// Specify |currentApi| if this should return an API for $refs in the current
-// namespace.
-function loadRefDependency(ref, currentApi) {
-  var parts = ref.split(".");
-  if (parts.length > 1)
-    return chrome[parts.slice(0, parts.length - 1).join(".")];
-  else
-    return currentApi;
-}
-
 exports.forEach = forEach;
-exports.loadRefDependency = loadRefDependency;
 exports.lookup = lookup;