Revert 165858 - Add QuicStream and friends to QUIC code.

net/quic/reliable_quic_stream.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.
-//
-// The base class for client/server reliable streams.
-
-#ifndef NET_QUIC_RELIABLE_QUIC_STREAM_H_
-#define NET_QUIC_RELIABLE_QUIC_STREAM_H_
-
-#include "net/quic/quic_stream_sequencer.h"
-
-namespace net {
-
-class QuicSession;
-
-// All this does right now is send data to subclasses via the sequencer.
-class NET_EXPORT_PRIVATE ReliableQuicStream {
- public:
-  ReliableQuicStream(QuicStreamId id,
-                     QuicSession* session);
-
-  virtual ~ReliableQuicStream();
-
-  bool WillAcceptStreamFrame(const QuicStreamFrame& frame) const;
-  bool OnStreamFrame(const QuicStreamFrame& frame);
-
-  // Called when we get a stream reset from the client.
-  // The rst will be passed through the sequencer, which will call
-  // TerminateFromPeer when 'offset' bytes have been processed.
-  void OnStreamReset(QuicErrorCode error, QuicStreamOffset ofset);
-
-  // Called when we get or send a connection close, and should immediately
-  // close the stream.  This is not passed through the sequencer,
-  // but is handled immediately.
-  virtual void ConnectionClose(QuicErrorCode error, bool from_peer);
-
-  // Called by the sequencer, when we should process a stream termination or
-  // stream close from the peer.
-  virtual void TerminateFromPeer(bool half_close);
-
-  virtual uint32 ProcessData(const char* data, uint32 data_len) = 0;
-
-  // Called to close the stream from this end.
-  virtual void Close(QuicErrorCode error);
-
-  // This block of functions wraps the sequencer's functions of the same
-  // name.
-  virtual bool IsHalfClosed();
-  virtual bool HasBytesToRead();
-
-  QuicStreamId id() { return id_; }
-
-  QuicErrorCode error() { return error_; }
-
- protected:
-  virtual int WriteData(base::StringPiece data, bool fin);
-  // Close the read side of the socket.  Further frames will not be accepted.
-  virtual void CloseReadSide();
-  // Close the write side of the socket.  Further writes will fail.
-  void CloseWriteSide();
-
-  QuicSession* session() { return session_; }
-
- private:
-  friend class ReliableQuicStreamPeer;
-
-  QuicStreamSequencer sequencer_;
-  QuicStreamId id_;
-  QuicStreamOffset offset_;
-  QuicSession* session_;
-  QuicErrorCode error_;
-  // True if the read side is closed and further frames should be rejected.
-  bool read_side_closed_;
-  // True if the write side is closed, and further writes should fail.
-  bool write_side_closed_;
-};
-
-}  // namespace net
-
-#endif  // NET_QUIC_RELIABLE_QUIC_STREAM_H_