Standardize usage of virtual/override/final in ui/

ui/web_dialogs/test/test_web_dialog_delegate.h

Index: ui/web_dialogs/test/test_web_dialog_delegate.h
diff --git a/ui/web_dialogs/test/test_web_dialog_delegate.h b/ui/web_dialogs/test/test_web_dialog_delegate.h
index b289536f776d61273ad0ea64b4d9dfa5a8adabb1..c753a71940a6aceea89ecf9e4af8dc9fba8eebe0 100644
--- a/ui/web_dialogs/test/test_web_dialog_delegate.h
+++ b/ui/web_dialogs/test/test_web_dialog_delegate.h
@@ -18,24 +18,24 @@ namespace test {
 class TestWebDialogDelegate : public WebDialogDelegate {
  public:
   explicit TestWebDialogDelegate(const GURL& url);
-  virtual ~TestWebDialogDelegate();
+  ~TestWebDialogDelegate() override;
 
   void set_size(int width, int height) {
     size_.SetSize(width, height);
   }
 
   // WebDialogDelegate implementation:
-  virtual ModalType GetDialogModalType() const override;
-  virtual base::string16 GetDialogTitle() const override;
-  virtual GURL GetDialogContentURL() const override;
-  virtual void GetWebUIMessageHandlers(
+  ModalType GetDialogModalType() const override;
+  base::string16 GetDialogTitle() const override;
+  GURL GetDialogContentURL() const override;
+  void GetWebUIMessageHandlers(
       std::vector<content::WebUIMessageHandler*>* handlers) const override;
-  virtual void GetDialogSize(gfx::Size* size) 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;
+  void GetDialogSize(gfx::Size* size) const 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;
 
  protected:
   const GURL url_;