Remove OnDataAvailable() notification when trailers are to be delivered

net/quic/core/quic_spdy_stream.h

 // Copyright 2013 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.
 //
 // The base class for streams which deliver data to/from an application.
 // In each direction, the data on such a stream first contains compressed
 // headers then body data.
 
 #ifndef NET_QUIC_QUIC_SPDY_STREAM_H_
 #define NET_QUIC_QUIC_SPDY_STREAM_H_
@@ skipping 171 matching lines @@
   }
 
   // Returns whatever trailers have been received for this stream.
   const SpdyHeaderBlock& received_trailers() const {
     return received_trailers_;
   }
 
   // Returns true if headers have been fully read and consumed.
   bool FinishedReadingHeaders() const;
 
+  // Returns true if trailers have been fully read and consumed.
+  bool FinishedReadingTrailers() const;
+

[Zhongyi Shi, 2016/10/05 23:16:29]

You will need to create a internal CL to port the changes in quic/core back to
the internal code base to keep the code in sync.

   virtual SpdyPriority priority() const;
 
   // Sets priority_ to priority.  This should only be called before bytes are
   // written to the server.
   void SetPriority(SpdyPriority priority);
 
   // Called when owning session is getting deleted to avoid subsequent
   // use of the spdy_session_ member.
   void ClearSession();
 
@@ skipping 21 matching lines @@
       QuicIOVector iov,
       QuicStreamOffset offset,
       bool fin,
       QuicAckListenerInterface* ack_notifier_delegate) override;
 
  private:
   friend class test::QuicSpdyStreamPeer;
   friend class test::ReliableQuicStreamPeer;
   friend class QuicStreamUtils;
 
-  // Returns true if trailers have been fully read and consumed.
-  bool FinishedReadingTrailers() const;
-
   QuicSpdySession* spdy_session_;
 
   Visitor* visitor_;
   // True if the headers have been completely decompressed.
   bool headers_decompressed_;
   // The priority of the stream, once parsed.
   SpdyPriority priority_;
   // Contains a copy of the decompressed headers until they are consumed
   // via ProcessData or Readv.
   std::string decompressed_headers_;
@@ skipping 10 matching lines @@
   std::string decompressed_trailers_;
   // The parsed trailers received from the peer.
   SpdyHeaderBlock received_trailers_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicSpdyStream);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SPDY_STREAM_H_