Lazy load chrome.* APIs

chrome/renderer/resources/extensions/browser_action_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 browserAction API.
 
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
+var bindings = new (require('schema_binding_generator').Bindings)(
+    'browserAction');
+
 var setIcon = require('setIcon').setIcon;
 
-chromeHidden.registerCustomHook('browserAction', function(bindingsAPI) {
+bindings.registerCustomHook(function(bindingsAPI) {
   var apiFunctions = bindingsAPI.apiFunctions;
 
   apiFunctions.setHandleRequest('setIcon', function(details, callback) {
     setIcon(details, callback, this.name, this.definition.parameters,
         'browser action');
   });
 });
+
+exports.bindings = bindings.generate();