Fix virtual/override/final usage in Source/modules/.

Source/modules/accessibility/AXMenuList.h

Index: Source/modules/accessibility/AXMenuList.h
diff --git a/Source/modules/accessibility/AXMenuList.h b/Source/modules/accessibility/AXMenuList.h
index e3696fd007217d9f39d5da908a09b36a3d53118a..9a9a3b647612229befe6df18523d2664999de57f 100644
--- a/Source/modules/accessibility/AXMenuList.h
+++ b/Source/modules/accessibility/AXMenuList.h
@@ -37,10 +37,10 @@ class AXMenuList final : public AXLayoutObject {
 public:
     static PassRefPtrWillBeRawPtr<AXMenuList> create(LayoutMenuList* layoutObject, AXObjectCacheImpl&);
 
-    virtual bool isCollapsed() const override;
-    virtual AccessibilityExpanded isExpanded() const override final;
-    virtual bool press() const override;
-    virtual void clearChildren() override;
+    bool isCollapsed() const override;
+    AccessibilityExpanded isExpanded() const final;
+    bool press() const override;
+    void clearChildren() override;
 
     void didUpdateActiveOption(int optionIndex);
     void didShowPopup();
@@ -49,11 +49,11 @@ public:
 private:
     AXMenuList(LayoutMenuList*, AXObjectCacheImpl&);
 
-    virtual bool isMenuList() const override { return true; }
-    virtual AccessibilityRole determineAccessibilityRole() override final;
-    virtual bool canSetFocusAttribute() const override;
+    bool isMenuList() const override { return true; }
+    AccessibilityRole determineAccessibilityRole() final;
+    bool canSetFocusAttribute() const override;
 
-    virtual void addChildren() override;
+    void addChildren() override;
 };
 
 DEFINE_AX_OBJECT_TYPE_CASTS(AXMenuList, isMenuList());