Lazy load chrome.* APIs

chrome/renderer/resources/extensions/permissions_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 bindings for the Permissions API.
+// Custom binding for the Permissions API.
 
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
+var binding = require('binding').Binding.create('permissions');
+
 var sendRequest = require('sendRequest').sendRequest;
 var lastError = require('lastError');
 
-// These custom bindings are only necessary because it is not currently
+// These custom binding are only necessary because it is not currently
 // possible to have a union of types as the type of the items in an array.
 // Once that is fixed, this entire file should go away.
 // See,
 // https://code.google.com/p/chromium/issues/detail?id=162044
 // https://code.google.com/p/chromium/issues/detail?id=162042
 // TODO(bryeung): delete this file.
-chromeHidden.registerCustomHook('permissions', function(api) {
+binding.registerCustomHook(function(api) {
   var apiFunctions = api.apiFunctions;
+  var permissions = api.compiledApi;
 
   function maybeConvertToObject(str) {
     var parts = str.split('|');
     if (parts.length != 2)
       return str;
 
     var ret = {};
     ret[parts[0]] = JSON.parse(parts[1]);
     return ret;
   }
@@ skipping 43 matching lines @@
         // that handleResponse doesn't call it again.
         if (request.callback)
           request.callback.apply(request, [response]);
         delete request.callback;
       });
 
   // Also convert complex permissions back to objects for events.  The
   // dispatchToListener call happens after argument validation, which works
   // around the problem that Permissions.permissions is supposed to be a list
   // of strings.
-  chrome.permissions.onAdded.dispatchToListener = function(callback, args) {
+  permissions.onAdded.dispatchToListener = function(callback, args) {
     for (var i = 0; i < args[0].permissions.length; i += 1) {
       args[0].permissions[i] = maybeConvertToObject(args[0].permissions[i]);
     }
     chrome.Event.prototype.dispatchToListener(callback, args);
   };
-  chrome.permissions.onRemoved.dispatchToListener =
-      chrome.permissions.onAdded.dispatchToListener;
+  permissions.onRemoved.dispatchToListener =
+      permissions.onAdded.dispatchToListener;
 });
+
+exports.binding = binding.generate();