net: move udp directory into socket

net/udp/udp_server_socket.h

-// Copyright (c) 2012 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_UDP_SERVER_SOCKET_H_
-#define NET_SOCKET_UDP_SERVER_SOCKET_H_
-
-#include <stdint.h>
-
-#include "base/macros.h"
-#include "net/base/completion_callback.h"
-#include "net/base/net_export.h"
-#include "net/udp/datagram_server_socket.h"
-#include "net/udp/udp_socket.h"
-
-namespace net {
-
-class IPAddress;
-class IPEndPoint;
-class NetLog;
-struct NetLogSource;
-
-// A client socket that uses UDP as the transport layer.
-class NET_EXPORT UDPServerSocket : public DatagramServerSocket {
- public:
-  UDPServerSocket(net::NetLog* net_log, const net::NetLogSource& source);
-  ~UDPServerSocket() override;
-
-  // Implement DatagramServerSocket:
-  int Listen(const IPEndPoint& address) override;
-  int RecvFrom(IOBuffer* buf,
-               int buf_len,
-               IPEndPoint* address,
-               const CompletionCallback& callback) override;
-  int SendTo(IOBuffer* buf,
-             int buf_len,
-             const IPEndPoint& address,
-             const CompletionCallback& callback) override;
-  int SetReceiveBufferSize(int32_t size) override;
-  int SetSendBufferSize(int32_t size) override;
-  int SetDoNotFragment() override;
-  void Close() override;
-  int GetPeerAddress(IPEndPoint* address) const override;
-  int GetLocalAddress(IPEndPoint* address) const override;
-  void UseNonBlockingIO() override;
-  const NetLogWithSource& NetLog() const override;
-  void AllowAddressReuse() override;
-  void AllowBroadcast() override;
-  int JoinGroup(const IPAddress& group_address) const override;
-  int LeaveGroup(const IPAddress& group_address) const override;
-  int SetMulticastInterface(uint32_t interface_index) override;
-  int SetMulticastTimeToLive(int time_to_live) override;
-  int SetMulticastLoopbackMode(bool loopback) override;
-  int SetDiffServCodePoint(DiffServCodePoint dscp) override;
-  void DetachFromThread() override;
-
- private:
-  UDPSocket socket_;
-  bool allow_address_reuse_;
-  bool allow_broadcast_;
-  DISALLOW_COPY_AND_ASSIGN(UDPServerSocket);
-};
-
-}  // namespace net
-
-#endif  // NET_SOCKET_UDP_SERVER_SOCKET_H_