Make SecurityContext available in RemoteFrames.

public/web/WebSecurityOrigin.h

 /*
  * Copyright (C) 2010 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 40 matching lines @@
     WebSecurityOrigin() : m_private(0) { }
     WebSecurityOrigin(const WebSecurityOrigin& s) : m_private(0) { assign(s); }
     WebSecurityOrigin& operator=(const WebSecurityOrigin& s)
     {
         assign(s);
         return *this;
     }
 
     BLINK_EXPORT static WebSecurityOrigin createFromDatabaseIdentifier(const WebString& databaseIdentifier);
     BLINK_EXPORT static WebSecurityOrigin createFromString(const WebString&);
+    BLINK_EXPORT static WebSecurityOrigin createUnique();
     BLINK_EXPORT static WebSecurityOrigin create(const WebURL&);
 
     BLINK_EXPORT void reset();
     BLINK_EXPORT void assign(const WebSecurityOrigin&);
 
     bool isNull() const { return !m_private; }
 
     BLINK_EXPORT WebString protocol() const;
     BLINK_EXPORT WebString host() const;
     BLINK_EXPORT unsigned short port() const;
@@ skipping 43 matching lines @@
 #endif
 
 private:
     void assign(WebSecurityOriginPrivate*);
     WebSecurityOriginPrivate* m_private;
 };
 
 } // namespace blink
 
 #endif