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

chrome/browser/ui/browser_toolbar_model_delegate.h

Index: chrome/browser/ui/browser_toolbar_model_delegate.h
diff --git a/chrome/browser/ui/browser_toolbar_model_delegate.h b/chrome/browser/ui/browser_toolbar_model_delegate.h
index df95a88b6b0464805ae9755002cb288f47d225fb..0be848bf4613a1e5551c44c72cb2748e53244762 100644
--- a/chrome/browser/ui/browser_toolbar_model_delegate.h
+++ b/chrome/browser/ui/browser_toolbar_model_delegate.h
@@ -16,11 +16,11 @@ class Browser;
 class BrowserToolbarModelDelegate : public ToolbarModelDelegate {
  public:
   explicit BrowserToolbarModelDelegate(Browser* browser);
-  virtual ~BrowserToolbarModelDelegate();
+  ~BrowserToolbarModelDelegate() override;
 
   // ToolbarModelDelegate:
-  virtual content::WebContents* GetActiveWebContents() const override;
-  virtual bool InTabbedBrowser() const override;
+  content::WebContents* GetActiveWebContents() const override;
+  bool InTabbedBrowser() const override;
 
  private:
   Browser* browser_;