Remove unused QuicFrameList

net/quic/core/quic_frame_list.h

-// Copyright (c) 2015 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_CORE_QUIC_FRAME_LIST_H_
-#define NET_QUIC_CORE_QUIC_FRAME_LIST_H_
-
-#include <stddef.h>
-
-#include <list>
-#include <string>
-
-#include "base/strings/string_piece.h"
-#include "net/quic/core/quic_packets.h"
-#include "net/quic/core/quic_stream_sequencer_buffer_interface.h"
-#include "net/quic/platform/api/quic_export.h"
-
-namespace net {
-
-namespace test {
-class QuicStreamSequencerPeer;
-}
-
-class QUIC_EXPORT_PRIVATE QuicFrameList
-    : public QuicStreamSequencerBufferInterface {
- public:
-  // A contiguous segment received by a QUIC stream.
-  struct FrameData {
-    FrameData(QuicStreamOffset offset,
-              std::string segment,
-              const QuicTime timestamp);
-
-    const QuicStreamOffset offset;
-    std::string segment;
-    const QuicTime timestamp;
-  };
-
-  QuicFrameList();
-
-  ~QuicFrameList() override;
-
-  //  QuicStreamSequencerBufferInterface implementation
-  void Clear() override;
-  bool Empty() const override;
-  QuicErrorCode OnStreamData(QuicStreamOffset offset,
-                             base::StringPiece data,
-                             QuicTime timestamp,
-                             size_t* bytes_buffered) override;
-  size_t Readv(const struct iovec* iov, size_t iov_len) override;
-  int GetReadableRegions(struct iovec* iov, int iov_len) const override;
-  bool GetReadableRegion(iovec* iov, QuicTime* timestamp) const override;
-  bool MarkConsumed(size_t bytes_used) override;
-  size_t FlushBufferedFrames() override;
-  bool HasBytesToRead() const override;
-  QuicStreamOffset BytesConsumed() const override;
-  size_t BytesBuffered() const override;
-
- private:
-  friend class test::QuicStreamSequencerPeer;
-
-  std::list<FrameData>::iterator FindInsertionPoint(QuicStreamOffset offset,
-                                                    size_t len);
-
-  bool FrameOverlapsBufferedData(
-      QuicStreamOffset offset,
-      size_t data_len,
-      std::list<FrameData>::const_iterator insertion_point) const;
-
-  bool IsDuplicate(QuicStreamOffset offset,
-                   size_t data_len,
-                   std::list<FrameData>::const_iterator insertion_point) const;
-
-  std::list<FrameData> frame_list_;
-
-  // Number of bytes in buffer.
-  size_t num_bytes_buffered_ = 0;
-
-  QuicStreamOffset total_bytes_read_ = 0;
-};
-
-}  // namespace net
-
-#endif  // NET_QUIC_CORE_QUIC_FRAME_LIST_H_