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

Source/core/svg/SVGEnumeration.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 28 matching lines @@
 
 class SVGEnumerationBase : public SVGPropertyBase {
 public:
     typedef std::pair<unsigned short, String> StringEntry;
     typedef Vector<StringEntry> StringEntries;
 
     // SVGEnumeration does not have a tear-off type.
     typedef void TearOffType;
     typedef unsigned short PrimitiveType;
 
-    virtual ~SVGEnumerationBase();
+    ~SVGEnumerationBase() override;
 
     unsigned short value() const { return m_value <= maxExposedEnumValue() ? m_value : 0; }
     void setValue(unsigned short, ExceptionState&);
 
     // SVGPropertyBase:
     virtual PassRefPtrWillBeRawPtr<SVGEnumerationBase> clone() const = 0;
-    virtual PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String&) const override;
+    PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String&) const override;
 
-    virtual String valueAsString() const 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> 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;
 
     static AnimatedPropertyType classType() { return AnimatedEnumeration; }
 
     // Ensure that |SVGAnimatedEnumerationBase::setBaseVal| is used instead of |SVGAnimatedProperty<SVGEnumerationBase>::setBaseVal|.
     void setValue(unsigned short) { ASSERT_NOT_REACHED(); }
 
     static unsigned short valueOfLastEnum(const StringEntries& entries) { return entries.last().first; }
 
 protected:
     SVGEnumerationBase(unsigned short value, const StringEntries& entries, unsigned short maxExposed)
@@ skipping 27 matching lines @@
 }
 
 template<typename Enum>
 class SVGEnumeration : public SVGEnumerationBase {
 public:
     static PassRefPtrWillBeRawPtr<SVGEnumeration<Enum>> create(Enum newValue)
     {
         return adoptRefWillBeNoop(new SVGEnumeration<Enum>(newValue));
     }
 
-    virtual ~SVGEnumeration()
-    {
-    }
+    ~SVGEnumeration() override {}
 
-    virtual PassRefPtrWillBeRawPtr<SVGEnumerationBase> clone() const override
+    PassRefPtrWillBeRawPtr<SVGEnumerationBase> clone() const override
     {
         return create(enumValue());
     }
 
     Enum enumValue() const
     {
         ASSERT(m_value <= maxInternalEnumValue());
         return static_cast<Enum>(m_value);
     }
 
     void setEnumValue(Enum value)
     {
         m_value = value;
         notifyChange();
     }
 
 protected:
     explicit SVGEnumeration(Enum newValue)
         : SVGEnumerationBase(newValue, getStaticStringEntries<Enum>(), getMaxExposedEnumValue<Enum>())
     {
     }
 };
 
 } // namespace blink
 
 #endif // SVGEnumeration_h