Standardize usage of virtual/override/final in chrome/browser/ui/

chrome/browser/ui/webui/quota_internals/quota_internals_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 CHROME_BROWSER_UI_WEBUI_QUOTA_INTERNALS_QUOTA_INTERNALS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_QUOTA_INTERNALS_QUOTA_INTERNALS_HANDLER_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 13 matching lines @@
 class GlobalStorageInfo;
 class PerHostStorageInfo;
 class PerOriginStorageInfo;
 typedef std::map<std::string, std::string> Statistics;
 
 // This class handles message from WebUI page of chrome://quota-internals/.
 // All methods in this class should be called on UI thread.
 class QuotaInternalsHandler : public content::WebUIMessageHandler {
  public:
   QuotaInternalsHandler();
-  virtual ~QuotaInternalsHandler();
-  virtual void RegisterMessages() override;
+  ~QuotaInternalsHandler() override;
+  void RegisterMessages() override;
 
   // Called by QuotaInternalsProxy to report information to WebUI page.
   void ReportAvailableSpace(int64 available_space);
   void ReportGlobalInfo(const GlobalStorageInfo& data);
   void ReportPerHostInfo(const std::vector<PerHostStorageInfo>& hosts);
   void ReportPerOriginInfo(const std::vector<PerOriginStorageInfo>& origins);
   void ReportStatistics(const Statistics& stats);
 
  private:
   void OnRequestInfo(const base::ListValue*);
   void SendMessage(const std::string& message, const base::Value& value);
 
   scoped_refptr<QuotaInternalsProxy> proxy_;
 
   DISALLOW_COPY_AND_ASSIGN(QuotaInternalsHandler);
 };
 }  // namespace quota_internals
 
 #endif  // CHROME_BROWSER_UI_WEBUI_QUOTA_INTERNALS_QUOTA_INTERNALS_HANDLER_H_