Standardize usage of virtual/override/final specifiers.

ui/app_list/views/folder_header_view.h

 // Copyright (c) 2013 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 UI_APP_LIST_VIEWS_FOLDER_HEADER_VIEW_H_
 #define UI_APP_LIST_VIEWS_FOLDER_HEADER_VIEW_H_
 
 #include <string>
 
 #include "ui/app_list/app_list_export.h"
@@ skipping 16 matching lines @@
 class FolderHeaderViewTest;
 }
 
 // FolderHeaderView contains a back button and an editable folder name field.
 class APP_LIST_EXPORT FolderHeaderView : public views::View,
                                          public views::TextfieldController,
                                          public views::ButtonListener,
                                          public AppListItemObserver {
  public:
   explicit FolderHeaderView(FolderHeaderViewDelegate* delegate);
-  virtual ~FolderHeaderView();
+  ~FolderHeaderView() override;
 
   void SetFolderItem(AppListFolderItem* folder_item);
   void UpdateFolderNameVisibility(bool visible);
   void OnFolderItemRemoved();
 
   // Overridden from views::View:
-  virtual gfx::Size GetPreferredSize() const override;
+  gfx::Size GetPreferredSize() const override;
 
  private:
   class FolderNameView;
   friend class test::FolderHeaderViewTest;
 
   // Updates UI.
   void Update();
 
   // Updates the accessible name of the folder name control.
   void UpdateFolderNameAccessibleName();
 
   // Gets and sets the folder name for test.
   const base::string16& GetFolderNameForTest();
   void SetFolderNameForTest(const base::string16& name);
 
   // Returns true if folder name is enabled, only for testing use.
   bool IsFolderNameEnabledForTest() const;
 
   // views::View overrides:
-  virtual void Layout() override;
-  virtual bool OnKeyPressed(const ui::KeyEvent& event) override;
-  virtual void OnPaint(gfx::Canvas* canvas) override;
+  void Layout() override;
+  bool OnKeyPressed(const ui::KeyEvent& event) override;
+  void OnPaint(gfx::Canvas* canvas) override;
 
   // views::TextfieldController overrides:
-  virtual void ContentsChanged(views::Textfield* sender,
-                               const base::string16& new_contents) override;
+  void ContentsChanged(views::Textfield* sender,
+                       const base::string16& new_contents) override;
 
   // views::ButtonListener overrides:
-  virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) override;
+  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // AppListItemObserver overrides:
-  virtual void ItemNameChanged() override;
+  void ItemNameChanged() override;
 
   AppListFolderItem* folder_item_;  // Not owned.
 
   views::ImageButton* back_button_;  // Owned by views hierarchy.
   FolderNameView* folder_name_view_;  // Owned by views hierarchy.
 
   const base::string16 folder_name_placeholder_text_;
 
   FolderHeaderViewDelegate* delegate_;
 
   bool folder_name_visible_;
 
   DISALLOW_COPY_AND_ASSIGN(FolderHeaderView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_FOLDER_HEADER_VIEW_H_