public void eUnset( EStructuralFeature eFeature )
public void eUnset( int featureID )
	public void eUnset( EStructuralFeature eFeature )	{		switch ( eDerivedStructuralFeatureID( eFeature ) )		{			case AttributePackage.INSETS__TOP :				unsetTop( );				return;			case AttributePackage.INSETS__LEFT :				unsetLeft( );				return;			case AttributePackage.INSETS__BOTTOM :				unsetBottom( );				return;			case AttributePackage.INSETS__RIGHT :				unsetRight( );				return;		}		eDynamicUnset( eFeature );	}