Revert 184837

chrome/renderer/resources/extensions/file_browser_private_custom_bindings.js

Index: chrome/renderer/resources/extensions/file_browser_private_custom_bindings.js
===================================================================
--- chrome/renderer/resources/extensions/file_browser_private_custom_bindings.js	(revision 184858)
+++ chrome/renderer/resources/extensions/file_browser_private_custom_bindings.js	(working copy)
@@ -2,17 +2,17 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Custom binding for the fileBrowserPrivate API.
+// Custom bindings for the fileBrowserPrivate API.
 
-var binding = require('binding').Binding.create('fileBrowserPrivate');
-
 var fileBrowserPrivateNatives = requireNative('file_browser_private');
 var GetLocalFileSystem = fileBrowserPrivateNatives.GetLocalFileSystem;
 
 var fileBrowserNatives = requireNative('file_browser_handler');
 var GetExternalFileEntry = fileBrowserNatives.GetExternalFileEntry;
 
-binding.registerCustomHook(function(bindingsAPI) {
+var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
+
+chromeHidden.registerCustomHook('fileBrowserPrivate', function(bindingsAPI) {
   var apiFunctions = bindingsAPI.apiFunctions;
 
   apiFunctions.setCustomCallback('requestLocalFileSystem',
@@ -61,5 +61,3 @@
     request.callback = null;
   });
 });
-
-exports.binding = binding.generate();