Lazy load chrome.* APIs

chrome/renderer/resources/extensions/page_capture_custom_bindings.js

Index: chrome/renderer/resources/extensions/page_capture_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/page_capture_custom_bindings.js b/chrome/renderer/resources/extensions/page_capture_custom_bindings.js
index 15b82f9f00a3e5f364e8db4199a98141fdb0bd31..f9147d787eb0e51922b9aa556efa08b846b8e0cd 100644
--- a/chrome/renderer/resources/extensions/page_capture_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/page_capture_custom_bindings.js
@@ -2,15 +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 pageCapture API.
+// Custom binding for the pageCapture API.
+
+var binding = require('binding').Binding.create('pageCapture');
 
 var pageCaptureNatives = requireNative('page_capture');
 var CreateBlob = pageCaptureNatives.CreateBlob;
 var SendResponseAck = pageCaptureNatives.SendResponseAck;
 
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
-
-chromeHidden.registerCustomHook('pageCapture', function(bindingsAPI) {
+binding.registerCustomHook(function(bindingsAPI) {
   var apiFunctions = bindingsAPI.apiFunctions;
 
   apiFunctions.setCustomCallback('saveAsMHTML',
@@ -27,3 +27,5 @@ chromeHidden.registerCustomHook('pageCapture', function(bindingsAPI) {
     SendResponseAck(request.id);
   });
 });
+
+exports.binding = binding.generate();