Lazy load chrome.* APIs

chrome/renderer/resources/extensions/app_runtime_custom_bindings.js

Index: chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js b/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
index 0a70fc4cb302137841d32d3ffdc2920c5ec6f587..a50c96407ca99b5c153e203c8130aa7d942a7ab8 100644
--- a/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
@@ -2,9 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Custom bindings for the chrome.app.runtime API.
+// Custom binding 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');
@@ -49,3 +52,5 @@ chromeHidden.Event.registerArgumentMassager('app.runtime.onLaunched',
     dispatch([]);
   }
 });
+
+exports.binding = binding.generate();