relnote: Implement server push methods in QuicSimpleServerSession. Only modify toy Quic server, not…

net/quic/quic_headers_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.
 
 #ifndef NET_QUIC_QUIC_HEADERS_STREAM_H_
 #define NET_QUIC_QUIC_HEADERS_STREAM_H_
 
 #include <stddef.h>
 
 #include "base/macros.h"
@@ skipping 12 matching lines @@
 // (client and server) will allocate an instance of QuicHeadersStream
 // to send and receive headers.
 class NET_EXPORT_PRIVATE QuicHeadersStream : public ReliableQuicStream {
  public:
   explicit QuicHeadersStream(QuicSpdySession* session);
   ~QuicHeadersStream() override;
 
   // Writes |headers| for |stream_id| in an HTTP/2 HEADERS frame to the peer.
   // If |fin| is true, the fin flag will be set on the HEADERS frame.  Returns
   // the size, in bytes, of the resulting HEADERS frame.
-  size_t WriteHeaders(QuicStreamId stream_id,
+  virtual size_t WriteHeaders(QuicStreamId stream_id,
                       const SpdyHeaderBlock& headers,
                       bool fin,
                       SpdyPriority priority,
                       QuicAckListenerInterface* ack_listener);
 
   // Write |headers| for |promised_stream_id| on |original_stream_id| in a
   // PUSH_PROMISE frame to peer.
   // Return the size, in bytes, of the resulting PUSH_PROMISE frame.
-  size_t WritePushPromise(QuicStreamId original_stream_id,
+  virtual size_t WritePushPromise(QuicStreamId original_stream_id,
                           QuicStreamId promised_stream_id,
                           const SpdyHeaderBlock& headers,
                           QuicAckListenerInterface* ack_listener);
 
   // ReliableQuicStream implementation
   void OnDataAvailable() override;
   SpdyPriority Priority() const override;
 
   bool supports_push_promise() { return supports_push_promise_; }
 
@@ skipping 52 matching lines @@
 
   SpdyFramer spdy_framer_;
   scoped_ptr<SpdyFramerVisitor> spdy_framer_visitor_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicHeadersStream);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_HEADERS_STREAM_H_