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diff --git a/net/quic/quic_connection_logger.h b/net/quic/quic_connection_logger.h
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+++ b/net/quic/quic_connection_logger.h
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+// Copyright (c) 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_CONNECTION_LOGGER_H_
+#define NET_QUIC_QUIC_CONNECTION_LOGGER_H_
+
+#include "net/quic/quic_connection.h"
+
+namespace net {
+
+class BoundNetLog;
+
+// This class is a debug visitor of a QuicConnection which logs
+// events to |net_log|.
+class NET_EXPORT_PRIVATE QuicConnectionLogger
+    : public QuicConnectionDebugVisitorInterface {
+ public:
+  explicit QuicConnectionLogger(const BoundNetLog& net_log);
+
+  virtual ~QuicConnectionLogger();
+
+  // QuicConnectionDebugVisitorInterface
+  virtual void OnPacketReceived(const IPEndPoint& self_address,
+                                const IPEndPoint& peer_address,
+                                const QuicEncryptedPacket& packet) OVERRIDE;
+  virtual void OnPacketHeader(const QuicPacketHeader& header) OVERRIDE;
+  virtual void OnStreamFrame(const QuicStreamFrame& frame) OVERRIDE;
+  virtual void OnAckFrame(const QuicAckFrame& frame) OVERRIDE;
+  virtual void OnCongestionFeedbackFrame(
+      const QuicCongestionFeedbackFrame& frame) OVERRIDE;
+  virtual void OnRstStreamFrame(const QuicRstStreamFrame& frame) OVERRIDE;
+  virtual void OnConnectionCloseFrame(
+      const QuicConnectionCloseFrame& frame) OVERRIDE;
+  virtual void OnPublicResetPacket(
+      const QuicPublicResetPacket& packet) OVERRIDE;
+  virtual void OnRevivedPacket(const QuicPacketHeader& revived_header,
+                               base::StringPiece payload) OVERRIDE;
+
+ private:
+  BoundNetLog net_log_;
+
+  DISALLOW_COPY_AND_ASSIGN(QuicConnectionLogger);
+};
+
+}  // namespace net
+
+#endif  // NET_QUIC_QUIC_CONNECTION_LOGGER_H_