Convert WebSecurityOrigin -> GURL without re-parsing the url

third_party/WebKit/public/platform/WebStorageNamespace.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 18 matching lines @@
  */
 
 #ifndef WebStorageNamespace_h
 #define WebStorageNamespace_h
 
 #include "WebCommon.h"
 
 namespace blink {
 
 class WebStorageArea;
-class WebString;
+class WebSecurityOrigin;
 
 // WebStorageNamespace represents a collection of StorageAreas. Typically,
 // you'll have multiple StorageNamespaces to represent the SessionStorage for
 // each tab and a single StorageNamespace to represent LocalStorage for the
 // entire browser.
 class WebStorageNamespace {
  public:
   virtual ~WebStorageNamespace() {}
 
   // Create a new WebStorageArea object. Two subsequent calls with the same
   // origin will return two different WebStorageArea objects that share the same
   // backing store.  You should call delete on the returned object when you're
   // finished.
-  virtual WebStorageArea* createStorageArea(const WebString& origin) = 0;
+  virtual WebStorageArea* createStorageArea(const WebSecurityOrigin&) = 0;
 
   // Returns true of the two instances represent the same storage namespace.
   virtual bool isSameNamespace(const WebStorageNamespace&) const {
     return false;
   }
 };
 
 }  // namespace blink
 
 #endif  // WebStorageNamespace_h