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

Source/core/svg/SVGPathSegList.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 40 matching lines @@
     static PassRefPtrWillBeRawPtr<SVGPathSegList> create(SVGPathElement* contextElement)
     {
         return adoptRefWillBeNoop(new SVGPathSegList(contextElement));
     }
     static PassRefPtrWillBeRawPtr<SVGPathSegList> create()
     {
         ASSERT_NOT_REACHED();
         return nullptr;
     }
 
-    virtual ~SVGPathSegList();
+    ~SVGPathSegList() override;
 
     const SVGPathByteStream* byteStream() const;
     void clearByteStream() { m_byteStream.clear(); }
 
     // SVGListPropertyHelper methods with |m_byteStream| sync:
 
     ItemPropertyType* at(size_t index)
     {
         updateListFromByteStream();
         return Base::at(index);
@@ skipping 55 matching lines @@
     PassRefPtrWillBeRawPtr<ItemPropertyType> removeItem(size_t index, ExceptionState& exceptionState)
     {
         updateListFromByteStream();
         clearByteStream();
         return Base::removeItem(index, exceptionState);
     }
 
     PassRefPtrWillBeRawPtr<ItemPropertyType> appendItem(PassRefPtrWillBeRawPtr<ItemPropertyType> passItem);
 
     // SVGPropertyBase:
-    virtual PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String&) const override;
-    virtual PassRefPtrWillBeRawPtr<SVGPathSegList> clone() override;
-    virtual String valueAsString() const override;
+    PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String&) const override;
+    PassRefPtrWillBeRawPtr<SVGPathSegList> clone() override;
+    String valueAsString() const override;
     void setValueAsString(const String&, ExceptionState&);
 
-    virtual void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) override;
-    virtual void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtrWillBeRawPtr<SVGPropertyBase> fromValue, PassRefPtrWillBeRawPtr<SVGPropertyBase> toValue, PassRefPtrWillBeRawPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) override;
-    virtual float calculateDistance(PassRefPtrWillBeRawPtr<SVGPropertyBase> to, SVGElement*) override;
+    void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) override;
+    void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtrWillBeRawPtr<SVGPropertyBase> fromValue, PassRefPtrWillBeRawPtr<SVGPropertyBase> toValue, PassRefPtrWillBeRawPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) override;
+    float calculateDistance(PassRefPtrWillBeRawPtr<SVGPropertyBase> to, SVGElement*) override;
 
     static AnimatedPropertyType classType() { return AnimatedPath; }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     explicit SVGPathSegList(SVGPathElement*);
     SVGPathSegList(SVGPathElement*, PassOwnPtr<SVGPathByteStream>);
 
     friend class SVGPathSegListBuilder;
@@ skipping 19 matching lines @@
 inline PassRefPtrWillBeRawPtr<SVGPathSegList> toSVGPathSegList(PassRefPtrWillBeRawPtr<SVGPropertyBase> passBase)
 {
     RefPtrWillBeRawPtr<SVGPropertyBase> base = passBase;
     ASSERT(base->type() == SVGPathSegList::classType());
     return static_pointer_cast<SVGPathSegList>(base.release());
 }
 
 } // namespace blink
 
 #endif