Update HTML classes to use OVERRIDE / FINAL when needed

Source/core/html/HTMLOptionElement.h

Index: Source/core/html/HTMLOptionElement.h
diff --git a/Source/core/html/HTMLOptionElement.h b/Source/core/html/HTMLOptionElement.h
index e8dd3b2bd9c14e4a5935c4f3de9d02f3182806ce..405a3cebf3170bcd29e9aa38c94dd37d3e7342b1 100644
--- a/Source/core/html/HTMLOptionElement.h
+++ b/Source/core/html/HTMLOptionElement.h
@@ -39,7 +39,7 @@ public:
     static PassRefPtr<HTMLOptionElement> createForJSConstructor(Document&, const String& data, const AtomicString& value,
         bool defaultSelected, bool selected, ExceptionState&);
 
-    virtual String text() const;
+    String text() const;
     void setText(const String&, ExceptionState&);
 
     int index() const;
@@ -70,24 +70,24 @@ private:
     explicit HTMLOptionElement(Document&);
 
     virtual bool rendererIsFocusable() const OVERRIDE;
-    virtual bool rendererIsNeeded(const RenderStyle&) { return false; }
+    virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE { return false; }
     virtual void attach(const AttachContext& = AttachContext()) OVERRIDE;
     virtual void detach(const AttachContext& = AttachContext()) OVERRIDE;
 
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
 
     virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
-    virtual void accessKeyAction(bool);
+    virtual void accessKeyAction(bool) OVERRIDE;
 
-    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
+    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0) OVERRIDE;
 
     // <option> never has a renderer so we manually manage a cached style.
     void updateNonRenderStyle();
     virtual RenderStyle* nonRendererStyle() const OVERRIDE;
     virtual PassRefPtr<RenderStyle> customStyleForRenderer() OVERRIDE;
 
-    void didRecalcStyle(StyleRecalcChange) OVERRIDE;
-    void willRecalcStyle(StyleRecalcChange) OVERRIDE;
+    virtual void didRecalcStyle(StyleRecalcChange) OVERRIDE;
+    virtual void willRecalcStyle(StyleRecalcChange) OVERRIDE;
 
     String collectOptionInnerText() const;