Remove WebSocketServerSocket.

net/socket/web_socket_server_socket.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef NET_SOCKET_WEB_SOCKET_SERVER_SOCKET_H_
-#define NET_SOCKET_WEB_SOCKET_SERVER_SOCKET_H_
-
-#include <string>
-#include <vector>
-
-#include "net/base/net_export.h"
-#include "net/socket/socket.h"
-
-namespace net {
-
-// WebSocketServerSocket takes an (already connected) underlying transport
-// socket and speaks server-side websocket protocol atop of it.
-// This class implements Socket interface: notice that Read() returns (or calls
-// back) as soon as some amount of data is available, even if message/frame is
-// incomplete.
-class WebSocketServerSocket : public Socket {
- public:
-  class Delegate {
-   public:
-    // Validates websocket handshake: return false to reject handshake.
-    // |resource| is name of resource requested in GET stanza of handshake;
-    // |origin| is origin as reported in handshake;
-    // |host| is Host field from handshake;
-    // |subprotocol_list| is derived from Sec-WebSocket-Protocol field.
-    // Output parameters are:
-    // |location_out| is location of websocket server;
-    // |subprotocol_out| is selected subprotocol (or empty string if subprotocol
-    // list is empty.
-    virtual bool ValidateWebSocket(
-        const std::string& resource,
-        const std::string& origin,
-        const std::string& host,
-        const std::vector<std::string>& subprotocol_list,
-        std::string* location_out,
-        std::string* subprotocol_out) = 0;
-
-    virtual ~Delegate() {}
-  };
-
-  virtual ~WebSocketServerSocket();
-
-  // Performs websocket server handshake on transport socket. Underlying socket
-  // must have already been connected/accepted.
-  //
-  // Returns either ERR_IO_PENDING, in which case the given callback will be
-  // called in the future with the real result, or it completes synchronously,
-  // returning the result immediately.
-  virtual int Accept(const CompletionCallback& callback) = 0;
-};
-
-// Creates websocket server socket atop of already connected socket. This
-// created server socket will take ownership of |transport_socket|.
-NET_EXPORT WebSocketServerSocket* CreateWebSocketServerSocket(
-    Socket* transport_socket,
-    WebSocketServerSocket::Delegate* delegate);
-
-}  // namespace net
-
-#endif  // NET_SOCKET_WEB_SOCKET_SERVER_SOCKET_H_