Log QuicGoAwayFrames and QuicPingFrames, sent and received, in net log.

net/quic/quic_connection.h

 // 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.
 //
 // The entity that handles framing writes for a Quic client or server.
 // Each QuicSession will have a connection associated with it.
 //
 // On the server side, the Dispatcher handles the raw reads, and hands off
 // packets via ProcessUdpPacket for framing and processing.
 //
@@ skipping 142 matching lines @@
   // Called when a CongestionFeedbackFrame has been parsed.
   virtual void OnCongestionFeedbackFrame(
       const QuicCongestionFeedbackFrame& frame) {}
 
   // Called when a StopWaitingFrame has been parsed.
   virtual void OnStopWaitingFrame(const QuicStopWaitingFrame& frame) {}
 
   // Called when a Ping has been parsed.
   virtual void OnPingFrame(const QuicPingFrame& frame) {}
 
+  // Called when a GoAway has been parsed.
+  virtual void OnGoAwayFrame(const QuicGoAwayFrame& frame) {}
+
   // Called when a RstStreamFrame has been parsed.
   virtual void OnRstStreamFrame(const QuicRstStreamFrame& frame) {}
 
   // Called when a ConnectionCloseFrame has been parsed.
   virtual void OnConnectionCloseFrame(
       const QuicConnectionCloseFrame& frame) {}
 
   // Called when a WindowUpdate has been parsed.
   virtual void OnWindowUpdateFrame(const QuicWindowUpdateFrame& frame) {}
 
@@ skipping 591 matching lines @@
   // If non-empty this contains the set of versions received in a
   // version negotiation packet.
   QuicVersionVector server_supported_versions_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicConnection);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CONNECTION_H_