Update {virtual,override,final} to follow C++11 style in net, round 2.

net/ssl/client_cert_store_chromeos.h

 // Copyright 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_SSL_CLIENT_CERT_STORE_CHROMEOS_H_
 #define NET_SSL_CLIENT_CERT_STORE_CHROMEOS_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 20 matching lines @@
     // This is only called once initialization is finished, see Init().
     virtual bool IsCertAllowed(
         const scoped_refptr<X509Certificate>& cert) const = 0;
   };
 
   // This ClientCertStore will return only client certs that pass the filter
   // |cert_filter|.
   ClientCertStoreChromeOS(
       scoped_ptr<CertFilter> cert_filter,
       const PasswordDelegateFactory& password_delegate_factory);
-  virtual ~ClientCertStoreChromeOS();
+  ~ClientCertStoreChromeOS() override;
 
   // ClientCertStoreNSS:
-  virtual void GetClientCerts(const SSLCertRequestInfo& cert_request_info,
-                              CertificateList* selected_certs,
-                              const base::Closure& callback) override;
+  void GetClientCerts(const SSLCertRequestInfo& cert_request_info,
+                      CertificateList* selected_certs,
+                      const base::Closure& callback) override;
 
  protected:
   // ClientCertStoreNSS:
-  virtual void GetClientCertsImpl(CERTCertList* cert_list,
-                                  const SSLCertRequestInfo& request,
-                                  bool query_nssdb,
-                                  CertificateList* selected_certs) override;
+  void GetClientCertsImpl(CERTCertList* cert_list,
+                          const SSLCertRequestInfo& request,
+                          bool query_nssdb,
+                          CertificateList* selected_certs) override;
 
  private:
   void CertFilterInitialized(const SSLCertRequestInfo* request,
                              CertificateList* selected_certs,
                              const base::Closure& callback);
 
   scoped_ptr<CertFilter> cert_filter_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientCertStoreChromeOS);
 };
 
 }  // namespace net
 
 #endif  // NET_SSL_CLIENT_CERT_STORE_CHROMEOS_H_