Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/login.

chrome/browser/chromeos/login/test/https_forwarder.h

 // Copyright 2014 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 CHROME_BROWSER_CHROMEOS_LOGIN_TEST_HTTPS_FORWARDER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_TEST_HTTPS_FORWARDER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "net/test/spawned_test_server/local_test_server.h"
 #include "url/gurl.h"
 
 namespace chromeos {
 
 // An https test server that forwards all requests to another server. This
 // allows a server that supports http only to be accessed over https.
 class HTTPSForwarder : public net::LocalTestServer {
  public:
   explicit HTTPSForwarder(const GURL& forward_target);
-  virtual ~HTTPSForwarder();
+  ~HTTPSForwarder() override;
 
   // net::LocalTestServer:
-  virtual bool SetPythonPath() const override;
-  virtual bool GetTestServerPath(
-      base::FilePath* testserver_path) const override;
-  virtual bool GenerateAdditionalArguments(
+  bool SetPythonPath() const override;
+  bool GetTestServerPath(base::FilePath* testserver_path) const override;
+  bool GenerateAdditionalArguments(
       base::DictionaryValue* arguments) const override;
 
  private:
   GURL forward_target_;
 
   DISALLOW_COPY_AND_ASSIGN(HTTPSForwarder);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_TEST_HTTPS_FORWARDER_H_