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

chrome/browser/download/download_shelf_context_menu.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_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 19 matching lines @@
     ALWAYS_OPEN_TYPE,      // Default this file extension to always open.
     PLATFORM_OPEN,         // Open using platform handler.
     CANCEL,                // Cancel the download.
     TOGGLE_PAUSE,          // Pause or resume a download.
     DISCARD,               // Discard the malicious download.
     KEEP,                  // Keep the malicious download.
     LEARN_MORE_SCANNING,   // Show information about download scanning.
     LEARN_MORE_INTERRUPTED,// Show information about interrupted downloads.
   };
 
-  virtual ~DownloadShelfContextMenu();
+  ~DownloadShelfContextMenu() override;
 
   content::DownloadItem* download_item() const { return download_item_; }
 
  protected:
   DownloadShelfContextMenu(content::DownloadItem* download_item,
                            content::PageNavigator* navigator);
 
   // Returns the correct menu model depending on the state of the download item.
   // Returns NULL if the download was destroyed.
   ui::SimpleMenuModel* GetMenuModel();
 
   // ui::SimpleMenuModel::Delegate:
-  virtual bool IsCommandIdEnabled(int command_id) const override;
-  virtual bool IsCommandIdChecked(int command_id) const override;
-  virtual bool IsCommandIdVisible(int command_id) const override;
-  virtual void ExecuteCommand(int command_id, int event_flags) override;
-  virtual bool GetAcceleratorForCommandId(
-      int command_id,
-      ui::Accelerator* accelerator) override;
-  virtual bool IsItemForCommandIdDynamic(int command_id) const override;
-  virtual base::string16 GetLabelForCommandId(int command_id) const override;
+  bool IsCommandIdEnabled(int command_id) const override;
+  bool IsCommandIdChecked(int command_id) const override;
+  bool IsCommandIdVisible(int command_id) const override;
+  void ExecuteCommand(int command_id, int event_flags) override;
+  bool GetAcceleratorForCommandId(int command_id,
+                                  ui::Accelerator* accelerator) override;
+  bool IsItemForCommandIdDynamic(int command_id) const override;
+  base::string16 GetLabelForCommandId(int command_id) const override;
 
  private:
   // Detaches self from |download_item_|. Called when the DownloadItem is
   // destroyed or when this object is being destroyed.
   void DetachFromDownloadItem();
 
   // content::DownloadItem::Observer
-  virtual void OnDownloadDestroyed(content::DownloadItem* download) override;
+  void OnDownloadDestroyed(content::DownloadItem* download) override;
 
   ui::SimpleMenuModel* GetInProgressMenuModel();
   ui::SimpleMenuModel* GetFinishedMenuModel();
   ui::SimpleMenuModel* GetInterruptedMenuModel();
   ui::SimpleMenuModel* GetMaybeMaliciousMenuModel();
   ui::SimpleMenuModel* GetMaliciousMenuModel();
 
   int GetAlwaysOpenStringId() const;
 
 #if defined(OS_WIN)
@@ skipping 16 matching lines @@
   content::PageNavigator* navigator_;
 
 #if defined(OS_WIN)
   bool is_pdf_reader_up_to_date_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(DownloadShelfContextMenu);
 };
 
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_