[WebSocket] Make subprotocol and extensions live in WebSocket

Source/modules/websockets/WebSocket.h

 /*
  * Copyright (C) 2011 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 98 matching lines @@
     // ActiveDOMObject functions.
     virtual void contextDestroyed() OVERRIDE;
     // Prevent this instance from being collected while it's not in CLOSED
     // state.
     virtual bool hasPendingActivity() const OVERRIDE;
     virtual void suspend() OVERRIDE;
     virtual void resume() OVERRIDE;
     virtual void stop() OVERRIDE;
 
     // WebSocketChannelClient functions.
-    virtual void didConnect() OVERRIDE;
+    virtual void didConnect(const String& subprotocol, const String& extensions) OVERRIDE;
     virtual void didReceiveMessage(const String& message) OVERRIDE;
     virtual void didReceiveBinaryData(PassOwnPtr<Vector<char> >) OVERRIDE;
     virtual void didReceiveMessageError() OVERRIDE;
     virtual void didUpdateBufferedAmount(unsigned long bufferedAmount) OVERRIDE;
     virtual void didStartClosingHandshake() OVERRIDE;
     virtual void didClose(unsigned long unhandledBufferedAmount, ClosingHandshakeCompletionStatus, unsigned short code, const String& reason) OVERRIDE;
 
     virtual void trace(Visitor*) OVERRIDE;
 
     static bool isValidSubprotocolString(const String&);
@@ skipping 96 matching lines @@
     // The subprotocol the server selected.
     String m_subprotocol;
     String m_extensions;
 
     RefPtrWillBeMember<EventQueue> m_eventQueue;
 };
 
 } // namespace WebCore
 
 #endif // WebSocket_h