Update {virtual,override} to follow C++11 style in chrome.

chrome/browser/password_manager/password_store_win.cc

 // 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.
 
 #include "chrome/browser/password_manager/password_store_win.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 12 matching lines @@
 
 // Handles requests to PasswordWebDataService.
 class PasswordStoreWin::DBHandler : public WebDataServiceConsumer {
  public:
   typedef base::Callback<void(ScopedVector<PasswordForm>)> ResultCallback;
 
   DBHandler(const scoped_refptr<PasswordWebDataService>& web_data_service,
             PasswordStoreWin* password_store)
       : web_data_service_(web_data_service), password_store_(password_store) {}
 
-  ~DBHandler();
+  ~DBHandler() override;
 
   // Requests the IE7 login for |form|. This is async. |result_callback| will be
   // run when complete.
   void GetIE7Login(const PasswordForm& form,
                    const ResultCallback& result_callback);
 
  private:
   struct RequestInfo {
     RequestInfo() {}
 
     RequestInfo(PasswordForm* request_form,
                 const ResultCallback& result_callback)
         : form(request_form), result_callback(result_callback) {}
 
     PasswordForm* form;
     ResultCallback result_callback;
   };
 
   // Holds info associated with in-flight GetIE7Login requests.
   typedef std::map<PasswordWebDataService::Handle, RequestInfo>
       PendingRequestMap;
 
   // Gets logins from IE7 if no others are found. Also copies them into
   // Chrome's WebDatabase so we don't need to look next time.
   ScopedVector<autofill::PasswordForm> GetIE7Results(
       const WDTypedResult* result,
       const PasswordForm& form);
 
   // WebDataServiceConsumer implementation.
-  virtual void OnWebDataServiceRequestDone(
+  void OnWebDataServiceRequestDone(
       PasswordWebDataService::Handle handle,
       const WDTypedResult* result) override;
 
   scoped_refptr<PasswordWebDataService> web_data_service_;
 
   // This creates a cycle between us and PasswordStore. The cycle is broken
   // from PasswordStoreWin::Shutdown, which deletes us.
   scoped_refptr<PasswordStoreWin> password_store_;
 
   PendingRequestMap pending_requests_;
@@ skipping 133 matching lines @@
   ScopedVector<autofill::PasswordForm> matched_forms(
       FillMatchingLogins(form, prompt_policy));
   if (matched_forms.empty() && db_handler_) {
     db_handler_->GetIE7Login(
         form, base::Bind(&GetLoginsRequest::NotifyConsumerWithResults,
                          base::Owned(request.release())));
   } else {
     request->NotifyConsumerWithResults(matched_forms.Pass());
   }
 }