Revert of Implement QUIC-based net::BidirectionalStream

net/quic/bidirectional_stream_quic_impl.h

-// Copyright 2016 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_QUIC_BIDIRECTIONAL_STREAM_QUIC_IMPL_H_
-#define NET_QUIC_BIDIRECTIONAL_STREAM_QUIC_IMPL_H_
-
-#include <stdint.h>
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "net/http/bidirectional_stream_job.h"
-#include "net/net_features.h"
-#include "net/quic/quic_chromium_client_session.h"
-#include "net/quic/quic_chromium_client_stream.h"
-
-#if !BUILDFLAG(ENABLE_BIDIRECTIONAL_STREAM)
-#error Only include this if ENABLE_BIDIRECTIONAL_STREAM is defined
-#endif
-
-namespace base {
-class Timer;
-}  // namespace base
-
-namespace net {
-
-struct BidirectionalStreamRequestInfo;
-class BoundNetLog;
-class IOBuffer;
-class SpdyHeaderBlock;
-
-class NET_EXPORT_PRIVATE BidirectionalStreamQuicImpl
-    : public BidirectionalStreamJob,
-      public QuicChromiumClientStream::Delegate,
-      public QuicChromiumClientSession::Observer {
- public:
-  explicit BidirectionalStreamQuicImpl(
-      const base::WeakPtr<QuicChromiumClientSession>& session);
-
-  ~BidirectionalStreamQuicImpl() override;
-
-  // BidirectionalStreamJob implementation:
-  void Start(const BidirectionalStreamRequestInfo* request_info,
-             const BoundNetLog& net_log,
-             BidirectionalStreamJob::Delegate* delegate,
-             scoped_ptr<base::Timer> timer) override;
-  int ReadData(IOBuffer* buffer, int buffer_len) override;
-  void SendData(IOBuffer* data, int length, bool end_stream) override;
-  void Cancel() override;
-  NextProto GetProtocol() const override;
-  int64_t GetTotalReceivedBytes() const override;
-  int64_t GetTotalSentBytes() const override;
-
- private:
-  // QuicChromiumClientStream::Delegate implementation:
-  void OnHeadersAvailable(const SpdyHeaderBlock& headers,
-                          size_t frame_len) override;
-  void OnDataAvailable() override;
-  void OnClose(QuicErrorCode error) override;
-  void OnError(int error) override;
-  bool HasSendHeadersComplete() override;
-
-  // QuicChromiumClientSession::Observer implementation:
-  void OnCryptoHandshakeConfirmed() override;
-  void OnSessionClosed(int error) override;
-
-  void OnStreamReady(int rv);
-  void OnSendDataComplete(int rv);
-  void OnReadDataComplete(int rv);
-
-  // Helper method to send request headers.
-  void SendRequestHeaders();
-  // Notifies the delegate of an error.
-  void NotifyError(int error);
-  // Resets the stream and ensures that |delegate_| won't be called back.
-  void ResetStream();
-
-  base::WeakPtr<QuicChromiumClientSession> session_;
-  bool was_handshake_confirmed_;  // True if the crypto handshake succeeded.
-  QuicChromiumClientSession::StreamRequest stream_request_;
-  QuicChromiumClientStream* stream_;  // Non-owning.
-
-  const BidirectionalStreamRequestInfo* request_info_;
-  BidirectionalStreamJob::Delegate* delegate_;
-  // Saves the response status if the stream is explicitly closed via OnError
-  // or OnClose with an error. Once all buffered data has been returned, this
-  // will be used as the final response.
-  int response_status_;
-
-  // The protocol that is negotiated.
-  NextProto negotiated_protocol_;
-  // User provided read buffer for ReadData() response.
-  scoped_refptr<IOBuffer> read_buffer_;
-  int read_buffer_len_;
-
-  // Number of bytes received by the headers stream on behalf of this stream.
-  int64_t headers_bytes_received_;
-  // Number of bytes sent by the headers stream on behalf of this stream.
-  int64_t headers_bytes_sent_;
-  // After |stream_| has been closed, this keeps track of the total number of
-  // bytes received over the network for |stream_| while it was open.
-  int64_t closed_stream_received_bytes_;
-  // After |stream_| has been closed, this keeps track of the total number of
-  // bytes sent over the network for |stream_| while it was open.
-  int64_t closed_stream_sent_bytes_;
-  // Indicates whether initial headers have been sent.
-  bool has_sent_headers_;
-  // Indicates whether initial headers have been received.
-  bool has_received_headers_;
-
-  base::WeakPtrFactory<BidirectionalStreamQuicImpl> weak_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(BidirectionalStreamQuicImpl);
-};
-
-}  // namespace net
-
-#endif  // NET_QUIC_BIDIRECTIONAL_STREAM_QUIC_IMPL_H_