Standardize usage of virtual/override/final specifiers.

chrome/browser/ui/views/toolbar/wrench_toolbar_button.h

 // Copyright 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 CHROME_BROWSER_UI_VIEWS_TOOLBAR_WRENCH_TOOLBAR_BUTTON_H_
 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_WRENCH_TOOLBAR_BUTTON_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/ui/toolbar/wrench_icon_painter.h"
 #include "ui/views/controls/button/menu_button.h"
 
 class ToolbarView;
 
 // TODO(gbillock): Rename this? No longer a wrench.
 class WrenchToolbarButton : public views::MenuButton,
                             public WrenchIconPainter::Delegate {
  public:
   explicit WrenchToolbarButton(ToolbarView* toolbar_view);
-  virtual ~WrenchToolbarButton();
+  ~WrenchToolbarButton() override;
 
   void SetSeverity(WrenchIconPainter::Severity severity, bool animate);
 
   // views::MenuButton:
-  virtual gfx::Size GetPreferredSize() const override;
-  virtual void OnPaint(gfx::Canvas* canvas) override;
+  gfx::Size GetPreferredSize() const override;
+  void OnPaint(gfx::Canvas* canvas) override;
 
   // WrenchIconPainter::Delegate:
-  virtual void ScheduleWrenchIconPaint() override;
+  void ScheduleWrenchIconPaint() override;
 
   // Opens the wrench menu immediately during a drag-and-drop operation.
   // Used only in testing.
   static bool g_open_wrench_immediately_for_testing;
 
  private:
   // views::View:
-  virtual bool GetDropFormats(int* formats,
+  bool GetDropFormats(
+      int* formats,
       std::set<ui::OSExchangeData::CustomFormat>* custom_formats) override;
-  virtual bool AreDropTypesRequired() override;
-  virtual bool CanDrop(const ui::OSExchangeData& data) override;
-  virtual void OnDragEntered(const ui::DropTargetEvent& event) override;
-  virtual int OnDragUpdated(const ui::DropTargetEvent& event) override;
-  virtual void OnDragExited() override;
-  virtual int OnPerformDrop(const ui::DropTargetEvent& event) override;
+  bool AreDropTypesRequired() override;
+  bool CanDrop(const ui::OSExchangeData& data) override;
+  void OnDragEntered(const ui::DropTargetEvent& event) override;
+  int OnDragUpdated(const ui::DropTargetEvent& event) override;
+  void OnDragExited() override;
+  int OnPerformDrop(const ui::DropTargetEvent& event) override;
 
   // Show the extension action overflow menu (which is in the app menu).
   void ShowOverflowMenu();
 
   scoped_ptr<WrenchIconPainter> wrench_icon_painter_;
 
   // Our owning toolbar view.
   ToolbarView* toolbar_view_;
 
   // Whether or not we should allow dragging extension icons onto this button
   // (in order to open the overflow in the app/wrench menu).
   bool allow_extension_dragging_;
 
   // Used to spawn weak pointers for delayed tasks to open the overflow menu.
   base::WeakPtrFactory<WrenchToolbarButton> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WrenchToolbarButton);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_WRENCH_TOOLBAR_BUTTON_H_