Deprecate --gfe2_reloadable_flag_quic_use_stream_sequencer_buffer.

net/quic/test_tools/quic_stream_sequencer_peer.cc

 // Copyright 2014 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.
 
 #include "net/quic/test_tools/quic_stream_sequencer_peer.h"
 
 #include "net/quic/quic_stream_sequencer.h"
 
 using std::map;
 using std::string;
 
 namespace net {
 namespace test {
 
 // static
 size_t QuicStreamSequencerPeer::GetNumBufferedBytes(
     QuicStreamSequencer* sequencer) {
-  return sequencer->buffered_frames_->BytesBuffered();
+  return sequencer->buffered_frames_.BytesBuffered();
 }
 
 // static
 bool QuicStreamSequencerPeer::FrameOverlapsBufferedData(
     QuicFrameList* buffer,
     const QuicStreamFrame& frame) {
   list<QuicFrameList::FrameData>::iterator it =
       buffer->FindInsertionPoint(frame.offset, frame.frame_length);
   return buffer->FrameOverlapsBufferedData(frame.offset, frame.frame_length,
                                            it);
 }
 
 // static
 QuicStreamOffset QuicStreamSequencerPeer::GetCloseOffset(
     QuicStreamSequencer* sequencer) {
   return sequencer->close_offset_;
 }
 
 }  // namespace test
 }  // namespace net