Standardize usage of virtual/override/final specifiers.

ash/keyboard_overlay/keyboard_overlay_delegate.h

 // 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.
 
 #ifndef ASH_KEYBOARD_OVERLAY_KEYBOARD_OVERLAY_DELEGATE_H_
 #define ASH_KEYBOARD_OVERLAY_KEYBOARD_OVERLAY_DELEGATE_H_
 
 #include "ash/content_support/ash_with_content_export.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 11 matching lines @@
 // Delegate to handle showing the keyboard overlay drawing. Exported for test.
 class ASH_WITH_CONTENT_EXPORT KeyboardOverlayDelegate
     : public ui::WebDialogDelegate {
  public:
   KeyboardOverlayDelegate(const base::string16& title, const GURL& url);
 
   // Shows the keyboard overlay widget. Returns the widget for testing.
   views::Widget* Show(views::WebDialogView* view);
 
   // Overridden from ui::WebDialogDelegate:
-  virtual void GetDialogSize(gfx::Size* size) const override;
+  void GetDialogSize(gfx::Size* size) const override;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(KeyboardOverlayDelegateTest, ShowAndClose);
 
-  virtual ~KeyboardOverlayDelegate();
+  ~KeyboardOverlayDelegate() override;
 
   // Overridden from ui::WebDialogDelegate:
-  virtual ui::ModalType GetDialogModalType() const override;
-  virtual base::string16 GetDialogTitle() const override;
-  virtual GURL GetDialogContentURL() const override;
-  virtual void GetWebUIMessageHandlers(
+  ui::ModalType GetDialogModalType() const override;
+  base::string16 GetDialogTitle() const override;
+  GURL GetDialogContentURL() const override;
+  void GetWebUIMessageHandlers(
       std::vector<content::WebUIMessageHandler*>* handlers) const override;
-  virtual std::string GetDialogArgs() const override;
-  virtual void OnDialogClosed(const std::string& json_retval) override;
-  virtual void OnCloseContents(content::WebContents* source,
-                               bool* out_close_dialog) override;
-  virtual bool ShouldShowDialogTitle() const override;
-  virtual bool HandleContextMenu(
-      const content::ContextMenuParams& params) override;
+  std::string GetDialogArgs() const override;
+  void OnDialogClosed(const std::string& json_retval) override;
+  void OnCloseContents(content::WebContents* source,
+                       bool* out_close_dialog) override;
+  bool ShouldShowDialogTitle() const override;
+  bool HandleContextMenu(const content::ContextMenuParams& params) override;
 
   // The dialog title.
   base::string16 title_;
 
   // The URL of the keyboard overlay.
   GURL url_;
 
   // The widget associated with this delegate. Not owned.
   views::Widget* widget_;
 
   DISALLOW_COPY_AND_ASSIGN(KeyboardOverlayDelegate);
 };
 
 }  // namespace ash
 
 #endif  // ASH_KEYBOARD_OVERLAY_KEYBOARD_OVERLAY_DELEGATE_H_