Add OVERRIDE to content/.

content/browser/ssl/ssl_client_auth_handler.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 CONTENT_BROWSER_SSL_SSL_CLIENT_AUTH_HANDLER_H_
 #define CONTENT_BROWSER_SSL_SSL_CLIENT_AUTH_HANDLER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
@@ skipping 81 matching lines @@
   SSLClientAuthObserver(net::SSLCertRequestInfo* cert_request_info,
                         SSLClientAuthHandler* handler);
   virtual ~SSLClientAuthObserver();
 
   // UI should implement this to close the dialog.
   virtual void OnCertSelectedByNotification() = 0;
 
   // content::NotificationObserver implementation:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
-                       const content::NotificationDetails& details);
+                       const content::NotificationDetails& details) OVERRIDE;
 
   // Begins observing notifications from other SSLClientAuthHandler instances.
   // If another instance chooses a cert for a matching SSLCertRequestInfo, we
   // will also use the same cert and OnCertSelectedByNotification will be called
   // so that the cert selection UI can be closed.
   void StartObserving();
 
   // Stops observing notifications.  We will no longer act on client auth
   // notifications.
   void StopObserving();
 
  private:
   scoped_refptr<net::SSLCertRequestInfo> cert_request_info_;
 
   scoped_refptr<SSLClientAuthHandler> handler_;
 
   content::NotificationRegistrar notification_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(SSLClientAuthObserver);
 };
 
 #endif  // CONTENT_BROWSER_SSL_SSL_CLIENT_AUTH_HANDLER_H_