Chrome changes to extract the code from V8Proxy that special-cases...

webkit/api/public/WebSecurityOrigin.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 37 matching lines @@
 
         WebSecurityOrigin() : m_private(0) { }
         WebSecurityOrigin(const WebSecurityOrigin& s) : m_private(0) { assign(s); }
         WebSecurityOrigin& operator=(const WebSecurityOrigin& s) { assign(s); return *this; }
 
         WEBKIT_API void reset();
         WEBKIT_API void assign(const WebSecurityOrigin&);
 
         bool isNull() const { return m_private == 0; }
 
-        // Returns a string representation of this SecurityOrigin that can be used as a file.
-        // Should be used in storage APIs only.
+        WEBKIT_API WebString protocol() const;
+        WEBKIT_API WebString host() const;
+        WEBKIT_API unsigned short port() const;
+
+        // The empty WebSecurityOrigin is the least privileged WebSecurityOrigin.
+        WEBKIT_API bool isEmpty() const;
+
+        // Returns a string representation of the WebSecurityOrigin.  The empty
+        // WebSecurityOrigin is represented by "null".  The representation of a
+        // non-empty WebSecurityOrigin resembles a standard URL.
+        WEBKIT_API WebString toString() const;
+
+        // Returns a string representation of this WebSecurityOrigin that can
+        // be used as a file.  Should be used in storage APIs only.
         WEBKIT_API WebString databaseIdentifier();
 
-        WEBKIT_API WebString toString() const;
-
 #if WEBKIT_IMPLEMENTATION
         WebSecurityOrigin(const WTF::PassRefPtr<WebCore::SecurityOrigin>&);
         WebSecurityOrigin& operator=(const WTF::PassRefPtr<WebCore::SecurityOrigin>&);
         operator WTF::PassRefPtr<WebCore::SecurityOrigin>() const;
 #endif
 
     private:
         void assign(WebSecurityOriginPrivate*);
         WebSecurityOriginPrivate* m_private;
     };
 
 } // namespace WebKit
 
 #endif