public void eUnset( EStructuralFeature eFeature )
public void eUnset( int featureID )
	public void eUnset( EStructuralFeature eFeature )	{		switch ( eDerivedStructuralFeatureID( eFeature ) )		{			case AttributePackage.TOOLTIP_VALUE__TEXT :				setText( TEXT_EDEFAULT );				return;			case AttributePackage.TOOLTIP_VALUE__DELAY :				unsetDelay( );				return;		}		eDynamicUnset( eFeature );	}