Revert 184837

chrome/renderer/resources/extensions/app_runtime_custom_bindings.js

Index: chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
===================================================================
--- chrome/renderer/resources/extensions/app_runtime_custom_bindings.js	(revision 184858)
+++ chrome/renderer/resources/extensions/app_runtime_custom_bindings.js	(working copy)
@@ -2,12 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Custom binding for the chrome.app.runtime API.
+// Custom bindings for the chrome.app.runtime API.
 
-var binding = require('binding').Binding.create('app.runtime');
-
 var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
-var chrome = requireNative('chrome').GetChrome();
 var fileSystemHelpers = requireNative('file_system_natives');
 var GetIsolatedFileSystem = fileSystemHelpers.GetIsolatedFileSystem;
 var appNatives = requireNative('app_runtime');
@@ -52,5 +49,3 @@
     dispatch([]);
   }
 });
-
-exports.binding = binding.generate();