Fix header guards in //net.

net/cert/x509_certificate_net_log_param.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.
 
-#ifndef NET_BASE_X509_CERT_NET_LOG_PARAM_H_
-#define NET_BASE_X509_CERT_NET_LOG_PARAM_H_
+#ifndef NET_CERT_X509_CERTIFICATE_NET_LOG_PARAM_H_
+#define NET_CERT_X509_CERTIFICATE_NET_LOG_PARAM_H_
 
 #include <memory>
 
 namespace base {
 class Value;
 }
 
 namespace net {
 
 class NetLogCaptureMode;
 class X509Certificate;
 
 // Creates NetLog parameter to describe an X509Certificate.
 std::unique_ptr<base::Value> NetLogX509CertificateCallback(
     const X509Certificate* certificate,
     NetLogCaptureMode capture_mode);
 
 }  // namespace net
 
-#endif  // NET_BASE_X509_CERT_NET_LOG_PARAM_H_
+#endif  // NET_CERT_X509_CERTIFICATE_NET_LOG_PARAM_H_