Lazy load chrome.* APIs

chrome/renderer/resources/extensions/media_galleries_custom_bindings.js

Index: chrome/renderer/resources/extensions/media_galleries_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/media_galleries_custom_bindings.js b/chrome/renderer/resources/extensions/media_galleries_custom_bindings.js
index f1f9edfefca0165b6fcff72775d2f19c87faacba..60ac567e760cf0b59fd91465c398b777aa5d95da 100644
--- a/chrome/renderer/resources/extensions/media_galleries_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/media_galleries_custom_bindings.js
@@ -2,16 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Custom bindings for the Media Gallery API.
+// Custom binding for the Media Gallery API.
 
-var mediaGalleriesNatives = requireNative('mediaGalleries');
+var binding = require('binding').Binding.create('mediaGalleries');
 
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
+var mediaGalleriesNatives = requireNative('mediaGalleries');
 
 var mediaGalleriesMetadata = {};
 
-chromeHidden.registerCustomHook('mediaGalleries',
-                                function(bindingsAPI, extensionId) {
+binding.registerCustomHook(function(bindingsAPI, extensionId) {
   var apiFunctions = bindingsAPI.apiFunctions;
 
   // getMediaFileSystems uses a custom callback so that it can instantiate and
@@ -48,3 +47,5 @@ chromeHidden.registerCustomHook('mediaGalleries',
     return {};
   });
 });
+
+exports.binding = binding.generate();