Break out the basic reliable QUIC stream functionality from the

net/tools/quic/quic_spdy_client_stream.cc

 // 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.
 
 #include "net/tools/quic/quic_spdy_client_stream.h"
 
 #include "net/spdy/spdy_framer.h"
 #include "net/tools/quic/quic_client_session.h"
 #include "net/tools/quic/spdy_utils.h"
 
 using base::StringPiece;
 using std::string;
 
 namespace net {
 namespace tools {
 
 static const size_t kHeaderBufInitialSize = 4096;
 
 QuicSpdyClientStream::QuicSpdyClientStream(QuicStreamId id,
                                            QuicClientSession* session)
-    : ReliableQuicStream(id, session),
+    : QuicDataStream(id, session),
       read_buf_(new GrowableIOBuffer()),
       response_headers_received_(false) {
 }
 
 QuicSpdyClientStream::~QuicSpdyClientStream() {
 }
 
 bool QuicSpdyClientStream::OnStreamFrame(const QuicStreamFrame& frame) {
   if (!write_side_closed()) {
     DLOG(INFO) << "Got a response before the request was complete.  "
                << "Aborting request.";
     CloseWriteSide();
   }
-  return ReliableQuicStream::OnStreamFrame(frame);
+  return QuicDataStream::OnStreamFrame(frame);
 }
 
 uint32 QuicSpdyClientStream::ProcessData(const char* data, uint32 length) {
   uint32 total_bytes_processed = 0;
 
   // Are we still reading the response headers.
   if (!response_headers_received_) {
     // Grow the read buffer if necessary.
     if (read_buf_->RemainingCapacity() < (int)length) {
       read_buf_->SetCapacity(read_buf_->capacity() + kHeaderBufInitialSize);
@@ skipping 63 matching lines @@
   return len;
 }
 
 // Sends body data to the server and returns the number of bytes sent.
 void QuicSpdyClientStream::SendBody(const string& data, bool fin) {
   return WriteOrBufferData(data, fin);
 }
 
 }  // namespace tools
 }  // namespace net