Fix WebSocketServer extension parser.

net/server/web_socket.h

Index: net/server/web_socket.h
diff --git a/net/server/web_socket.h b/net/server/web_socket.h
index 935798a5698f5c07a6e636748875cb105a6e2b65..5309544182aea02aad1e03a33b01a9724ec67bd9 100644
--- a/net/server/web_socket.h
+++ b/net/server/web_socket.h
@@ -27,10 +27,7 @@ class WebSocket final {
     FRAME_ERROR
   };
 
-  static WebSocket* CreateWebSocket(HttpServer* server,
-                                    HttpConnection* connection,
-                                    const HttpServerRequestInfo& request,
-                                    size_t* pos);
+  WebSocket(HttpServer* server, HttpConnection* connection);
 
   void Accept(const HttpServerRequestInfo& request);
   ParseResult Read(std::string* message);
@@ -38,15 +35,12 @@ class WebSocket final {
   ~WebSocket();
 
  private:
-  WebSocket(HttpServer* server,
-            HttpConnection* connection,
-            const HttpServerRequestInfo& request,
-            size_t* pos);
+  void Fail();
+  void SendErrorResponse(const std::string& message);
 
   HttpServer* const server_;
   HttpConnection* const connection_;
   scoped_ptr<WebSocketEncoder> encoder_;
-  std::string response_extensions_;
   bool closed_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocket);