Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/dom

Source/core/dom/ElementData.h

Index: Source/core/dom/ElementData.h
diff --git a/Source/core/dom/ElementData.h b/Source/core/dom/ElementData.h
index 8efccea8ed2bd25e90d7f96d3be920808467877f..407d55edd6e9e9408785db61367bdf8d4444a652 100644
--- a/Source/core/dom/ElementData.h
+++ b/Source/core/dom/ElementData.h
@@ -124,7 +124,7 @@ private:
 // the parser during page load for elements that have identical attributes. This
 // is a memory optimization since it's very common for many elements to have
 // duplicate sets of attributes (ex. the same classes).
-class ShareableElementData FINAL : public ElementData {
+class ShareableElementData final : public ElementData {
 public:
     static PassRefPtrWillBeRawPtr<ShareableElementData> createWithAttributes(const Vector<Attribute>&);
 
@@ -161,7 +161,7 @@ DEFINE_ELEMENT_DATA_TYPE_CASTS(ShareableElementData, !data->isUnique(), !data.is
 // attributes. For example populating the m_inlineStyle from the style attribute
 // doesn't require a UniqueElementData as all elements with the same style
 // attribute will have the same inline style.
-class UniqueElementData FINAL : public ElementData {
+class UniqueElementData final : public ElementData {
 public:
     static PassRefPtrWillBeRawPtr<UniqueElementData> create();
     PassRefPtrWillBeRawPtr<ShareableElementData> makeShareableCopy() const;