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

chrome/browser/renderer_context_menu/spelling_menu_observer_browsertest.cc

Index: chrome/browser/renderer_context_menu/spelling_menu_observer_browsertest.cc
diff --git a/chrome/browser/renderer_context_menu/spelling_menu_observer_browsertest.cc b/chrome/browser/renderer_context_menu/spelling_menu_observer_browsertest.cc
index 84cacefef40cd4dbe53036ac459f633d5711c096..4055cf71723975109c71637453b73823b4a718cf 100644
--- a/chrome/browser/renderer_context_menu/spelling_menu_observer_browsertest.cc
+++ b/chrome/browser/renderer_context_menu/spelling_menu_observer_browsertest.cc
@@ -46,21 +46,19 @@ class MockRenderViewContextMenu : public RenderViewContextMenuProxy {
   virtual ~MockRenderViewContextMenu();
 
   // RenderViewContextMenuProxy implementation.
-  virtual void AddMenuItem(int command_id,
-                           const base::string16& title) override;
-  virtual void AddCheckItem(int command_id,
-                            const base::string16& title) override;
-  virtual void AddSeparator() override;
-  virtual void AddSubMenu(int command_id,
-                          const base::string16& label,
-                          ui::MenuModel* model) override;
-  virtual void UpdateMenuItem(int command_id,
-                              bool enabled,
-                              bool hidden,
-                              const base::string16& title) override;
-  virtual RenderViewHost* GetRenderViewHost() const override;
-  virtual WebContents* GetWebContents() const override;
-  virtual content::BrowserContext* GetBrowserContext() const override;
+  void AddMenuItem(int command_id, const base::string16& title) override;
+  void AddCheckItem(int command_id, const base::string16& title) override;
+  void AddSeparator() override;
+  void AddSubMenu(int command_id,
+                  const base::string16& label,
+                  ui::MenuModel* model) override;
+  void UpdateMenuItem(int command_id,
+                      bool enabled,
+                      bool hidden,
+                      const base::string16& title) override;
+  RenderViewHost* GetRenderViewHost() const override;
+  WebContents* GetWebContents() const override;
+  content::BrowserContext* GetBrowserContext() const override;
 
   // Attaches a RenderViewContextMenuObserver to be tested.
   void SetObserver(RenderViewContextMenuObserver* observer);
@@ -206,11 +204,9 @@ class SpellingMenuObserverTest : public InProcessBrowserTest {
  public:
   SpellingMenuObserverTest();
 
-  virtual void SetUpOnMainThread() override {
-    Reset(false);
-  }
+  void SetUpOnMainThread() override { Reset(false); }
 
-  virtual void TearDownOnMainThread() override {
+  void TearDownOnMainThread() override {
     observer_.reset();
     menu_.reset();
   }