Fix virtual/override/final usage in Source/core/html/.

Source/core/html/HTMLLabelElement.h

Index: Source/core/html/HTMLLabelElement.h
diff --git a/Source/core/html/HTMLLabelElement.h b/Source/core/html/HTMLLabelElement.h
index 490a35d5224093917271eb57338b708040ab9bcc..a9e8c412ccd6ed5ea18332cbbf843ce9a947fee3 100644
--- a/Source/core/html/HTMLLabelElement.h
+++ b/Source/core/html/HTMLLabelElement.h
@@ -38,11 +38,11 @@ public:
     static PassRefPtrWillBeRawPtr<HTMLLabelElement> create(Document&, HTMLFormElement*);
     LabelableElement* control() const;
 
-    virtual bool willRespondToMouseClickEvents() override;
+    bool willRespondToMouseClickEvents() override;
 
     DECLARE_VIRTUAL_TRACE();
 
-    virtual HTMLFormElement* formOwner() const override;
+    HTMLFormElement* formOwner() const override;
 
 
 #if !ENABLE(OILPAN)
@@ -54,33 +54,33 @@ private:
     explicit HTMLLabelElement(Document&, HTMLFormElement*);
     bool isInInteractiveContent(Node*) const;
 
-    virtual bool layoutObjectIsFocusable() const override;
-    virtual bool isInteractiveContent() const override;
-    virtual void accessKeyAction(bool sendMouseEvents) override;
+    bool layoutObjectIsFocusable() const override;
+    bool isInteractiveContent() const override;
+    void accessKeyAction(bool sendMouseEvents) override;
 
-    virtual void attributeWillChange(const QualifiedName&, const AtomicString& oldValue, const AtomicString& newValue) override;
-    virtual InsertionNotificationRequest insertedInto(ContainerNode*) override;
-    virtual void removedFrom(ContainerNode*) override;
+    void attributeWillChange(const QualifiedName&, const AtomicString& oldValue, const AtomicString& newValue) override;
+    InsertionNotificationRequest insertedInto(ContainerNode*) override;
+    void removedFrom(ContainerNode*) override;
 
     // Overridden to update the hover/active state of the corresponding control.
-    virtual void setActive(bool = true) override;
-    virtual void setHovered(bool = true) override;
+    void setActive(bool = true) override;
+    void setHovered(bool = true) override;
 
     // Overridden to either click() or focus() the corresponding control.
-    virtual void defaultEventHandler(Event*) override;
+    void defaultEventHandler(Event*) override;
 
-    virtual void focus(bool restorePreviousSelection, WebFocusType) override;
+    void focus(bool restorePreviousSelection, WebFocusType) override;
 
     // FormAssociatedElement methods
-    virtual bool isFormControlElement() const override { return false; }
-    virtual bool isEnumeratable() const override { return false; }
-    virtual bool isLabelElement() const override { return true; }
+    bool isFormControlElement() const override { return false; }
+    bool isEnumeratable() const override { return false; }
+    bool isLabelElement() const override { return true; }
 #if !ENABLE(OILPAN)
-    virtual void refFormAssociatedElement() override { ref(); }
-    virtual void derefFormAssociatedElement() override { deref(); }
+    void refFormAssociatedElement() override { ref(); }
+    void derefFormAssociatedElement() override { deref(); }
 #endif
 
-    virtual void parseAttribute(const QualifiedName&, const AtomicString&) override;
+    void parseAttribute(const QualifiedName&, const AtomicString&) override;
 
     void updateLabel(TreeScope&, const AtomicString& oldForAttributeValue, const AtomicString& newForAttributeValue);