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

Source/core/svg/SVGString.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 36 matching lines @@
     {
         return adoptRefWillBeNoop(new SVGString());
     }
 
     static PassRefPtrWillBeRawPtr<SVGString> create(const String& value)
     {
         return adoptRefWillBeNoop(new SVGString(value));
     }
 
     PassRefPtrWillBeRawPtr<SVGString> clone() const { return create(m_value); }
-    virtual PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String& value) const override
+    PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String& value) const override
     {
         return create(value);
     }
 
-    virtual String valueAsString() const override { return m_value; }
+    String valueAsString() const override { return m_value; }
     void setValueAsString(const String& value, ExceptionState&) { m_value = value; }
 
-    virtual void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) override;
-    virtual void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtrWillBeRawPtr<SVGPropertyBase> from, PassRefPtrWillBeRawPtr<SVGPropertyBase> to, 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> from, PassRefPtrWillBeRawPtr<SVGPropertyBase> to, PassRefPtrWillBeRawPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) override;
+    float calculateDistance(PassRefPtrWillBeRawPtr<SVGPropertyBase> to, SVGElement*) override;
 
     const String& value() const { return m_value; }
     void setValue(const String& value) { m_value = value; }
 
     static AnimatedPropertyType classType() { return AnimatedString; }
 
 private:
     SVGString()
         : SVGPropertyBase(classType())
     {
@@ skipping 11 matching lines @@
 inline PassRefPtrWillBeRawPtr<SVGString> toSVGString(PassRefPtrWillBeRawPtr<SVGPropertyBase> passBase)
 {
     RefPtrWillBeRawPtr<SVGPropertyBase> base = passBase;
     ASSERT(base->type() == SVGString::classType());
     return static_pointer_cast<SVGString>(base.release());
 }
 
 } // namespace blink
 
 #endif // SVGString_h