RefCounted types should not have public destructors, net/

net/socket/ssl_error_params.h

 // Copyright (c) 2011 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_SOCKET_SSL_ERROR_PARAMS_H_
 #define NET_SOCKET_SSL_ERROR_PARAMS_H_
 #pragma once
 
 #include "net/base/net_log.h"
 
 namespace net {
 
 // Extra parameters to attach to the NetLog when we receive an SSL error.
 class SSLErrorParams : public NetLog::EventParameters {
  public:
   SSLErrorParams(int net_error, int ssl_lib_error);
-  virtual ~SSLErrorParams();
 
   virtual base::Value* ToValue() const OVERRIDE;
 
+ protected:
+  virtual ~SSLErrorParams();
+
  private:
   const int net_error_;
   const int ssl_lib_error_;
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SSL_ERROR_PARAMS_H_