Add case for PING frame in QuicFrame <<.

net/quic/quic_protocol.cc

 // 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.
 
 #include "net/quic/quic_protocol.h"
 
 #include "base/stl_util.h"
 #include "net/quic/quic_utils.h"
 
 using base::StringPiece;
@@ skipping 425 matching lines @@
     }
     case CONGESTION_FEEDBACK_FRAME: {
       os << "type { CONGESTION_FEEDBACK_FRAME } "
          << *(frame.congestion_feedback_frame);
       break;
     }
     case STOP_WAITING_FRAME: {
       os << "type { STOP_WAITING_FRAME } " << *(frame.stop_waiting_frame);
       break;
     }
+    case PING_FRAME: {
+      os << "type { PING_FRAME } ";
+      break;
+    }
     default: {
       LOG(ERROR) << "Unknown frame type: " << frame.type;
       break;
     }
   }
   return os;
 }
 
 ostream& operator<<(ostream& os, const QuicRstStreamFrame& rst_frame) {
   os << "stream_id { " << rst_frame.stream_id << " } "
@@ skipping 302 matching lines @@
       sent_time(QuicTime::Zero()),
       bytes_sent(0),
       nack_count(0),
       transmission_type(transmission_type),
       all_transmissions(all_transmissions),
       in_flight(false) {
   all_transmissions->insert(sequence_number);
 }
 
 }  // namespace net