Split QuicChromiumClientStreamDelegate::OnHeadersAvailable into

net/quic/chromium/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_CHROMIUM_BIDIRECTIONAL_STREAM_QUIC_IMPL_H_
 #define NET_QUIC_CHROMIUM_BIDIRECTIONAL_STREAM_QUIC_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 40 matching lines @@
   void SendvData(const std::vector<scoped_refptr<IOBuffer>>& buffers,
                  const std::vector<int>& lengths,
                  bool end_stream) override;
   NextProto GetProtocol() const override;
   int64_t GetTotalReceivedBytes() const override;
   int64_t GetTotalSentBytes() const override;
   bool GetLoadTimingInfo(LoadTimingInfo* load_timing_info) const override;
 
  private:
   // QuicChromiumClientStream::Delegate implementation:
-  void OnHeadersAvailable(const SpdyHeaderBlock& headers,
-                          size_t frame_len) override;
+  void OnInitialHeadersAvailable(const SpdyHeaderBlock& headers,
+                                 size_t frame_len) override;
   void OnDataAvailable() override;
+  void OnTrailingHeadersAvailable(const SpdyHeaderBlock& headers,
+                                  size_t frame_len) override;
   void OnClose() override;
   void OnError(int error) override;
 
   void OnStreamReady(int rv);
   void OnSendDataComplete(int rv);
   void OnReadDataComplete(int rv);
 
   // Notifies the delegate of an error.
   void NotifyError(int error);
   // Notifies the delegate that the stream is ready.
@@ skipping 30 matching lines @@
   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_;
   // True if the stream is the first stream negotiated on the session. Set when
   // the stream was closed. If |stream_| is failed to be created, this takes on
   // the default value of false.
   bool closed_is_first_stream_;
   // Indicates whether initial headers have been sent.
   bool has_sent_headers_;
-  // Indicates whether initial headers have been received.
-  bool has_received_headers_;
 
   // Whether to automatically send request headers when stream is negotiated.
   // If false, headers will not be sent until SendRequestHeaders() is called or
   // until next SendData/SendvData, during which QUIC will try to combine header
   // frame with data frame in the same packet if possible.
   bool send_request_headers_automatically_;
 
   base::WeakPtrFactory<BidirectionalStreamQuicImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BidirectionalStreamQuicImpl);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CHROMIUM_BIDIRECTIONAL_STREAM_QUIC_IMPL_H_