Update HTML forms classes to use OVERRIDE / FINAL when needed

Source/core/html/forms/RangeInputType.h

 /*
  * Copyright (C) 2010 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 20 matching lines @@
 #ifndef RangeInputType_h
 #define RangeInputType_h
 
 #include "core/html/forms/InputType.h"
 
 namespace WebCore {
 
 class ExceptionState;
 class SliderThumbElement;
 
-class RangeInputType : public InputType {
+class RangeInputType FINAL : public InputType {
 public:
     static PassRefPtr<InputType> create(HTMLInputElement&);
 
 private:
     RangeInputType(HTMLInputElement&);
     virtual void countUsage() OVERRIDE;
     virtual bool isRangeControl() const OVERRIDE;
     virtual const AtomicString& formControlType() const OVERRIDE;
     virtual double valueAsDouble() const OVERRIDE;
     virtual void setValueAsDecimal(const Decimal&, TextFieldEventBehavior, ExceptionState&) const OVERRIDE;
@@ skipping 22 matching lines @@
     void updateTickMarkValues();
     virtual Decimal findClosestTickMarkValue(const Decimal&) OVERRIDE;
 
     bool m_tickMarkValuesDirty;
     Vector<Decimal> m_tickMarkValues;
 };
 
 } // namespace WebCore
 
 #endif // RangeInputType_h