this fixes #792

platform/chromium/vapi-common.js

@@ -83,6 +83,15 @@ vAPI.closePopup = function() {
 
 /******************************************************************************/
 
+// A localStorage-like object which should be accessible from the
+// background page or auxiliary pages.
+// This storage is optional, but it is nice to have, for a more polished user
+// experience.
+
+vAPI.localStorage = window.localStorage;
+
+/******************************************************************************/
+
 })();
 
 /******************************************************************************/