Lazy load chrome.* APIs

chrome/renderer/resources/extensions/utils.js

Index: chrome/renderer/resources/extensions/utils.js
diff --git a/chrome/renderer/resources/extensions/utils.js b/chrome/renderer/resources/extensions/utils.js
index 47d827745128bb7e40b2af5baa633957ee25dc21..448b5167412e34bf6139dafbd94fbd3b7bb90071 100644
--- a/chrome/renderer/resources/extensions/utils.js
+++ b/chrome/renderer/resources/extensions/utils.js
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+var chrome = requireNative('chrome').GetChrome();
+
 function forEach(dict, f) {
   for (key in dict) {
     if (dict.hasOwnProperty(key))
@@ -25,5 +27,12 @@ function lookup(array_of_dictionaries, field, value) {
   }
 }
 
+function loadRefDependency(ref) {
+  // TODO(cduvall): Handle refs in current namespace.
+  var parts = ref.split(".");
+  return chrome[parts.slice(0, parts.length - 1).join(".")];
+}
+
 exports.forEach = forEach;
+exports.loadRefDependency = loadRefDependency;
 exports.lookup = lookup;