relnote: Allow individual QUIC writers to limit the maximum packet size.

net/tools/quic/quic_packet_writer_wrapper.h

 // 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.
 
 #ifndef NET_TOOLS_QUIC_QUIC_PACKET_WRITER_WRAPPER_H_
 #define NET_TOOLS_QUIC_QUIC_PACKET_WRITER_WRAPPER_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "net/quic/quic_packet_writer.h"
 
@@ skipping 12 matching lines @@
 
   // Default implementation of the QuicPacketWriter interface. Passes everything
   // to |writer_|.
   WriteResult WritePacket(const char* buffer,
                           size_t buf_len,
                           const IPAddressNumber& self_address,
                           const IPEndPoint& peer_address) override;
   bool IsWriteBlockedDataBuffered() const override;
   bool IsWriteBlocked() const override;
   void SetWritable() override;
+  QuicByteCount GetMaxPacketSize(const IPEndPoint& peer_address) const override;
 
   // Takes ownership of |writer|.
   void set_writer(QuicPacketWriter* writer);
 
  private:
   scoped_ptr<QuicPacketWriter> writer_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicPacketWriterWrapper);
 };
 
 }  // namespace tools
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_QUIC_PACKET_WRITER_WRAPPER_H_