Revert 105710 - Introduce RadioButtonGroup class to keep track of the group members and required st…

Source/WebCore/html/HTMLInputElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 303 matching lines @@
     virtual bool supportsPlaceholder() const;
     virtual void updatePlaceholderText();
     virtual bool isEmptyValue() const OVERRIDE { return innerTextValue().isEmpty(); }
     virtual bool isEmptySuggestedValue() const { return suggestedValue().isEmpty(); }
     virtual void handleFocusEvent();
     virtual void handleBlurEvent();
 
     virtual bool isOptionalFormControl() const { return !isRequiredFormControl(); }
     virtual bool isRequiredFormControl() const;
     virtual bool recalcWillValidate() const;
-    virtual void requiredAttributeChanged() OVERRIDE;
 
     void updateType();
     
     virtual void subtreeHasChanged();
 
     bool getAllowedValueStepWithDecimalPlaces(AnyStepHandling, double*, unsigned*) const;
 
     // Helper for stepUp()/stepDown().  Adds step value * count to the current value.
     void applyStep(double count, AnyStepHandling, bool sendChangeEvent, ExceptionCode&);
     double alignValueForStep(double value, double step, unsigned currentDecimalPlaces, unsigned stepDecimalPlaces);
@@ skipping 23 matching lines @@
     bool m_stateRestored : 1;
     bool m_parsingInProgress : 1;
     bool m_wasModifiedByUser : 1;
     bool m_canReceiveDroppedFiles : 1;
     OwnPtr<InputType> m_inputType;
 };
 
 } //namespace
 
 #endif