Bug 117148 Support Accessibility
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/model/attribute/util/AttributeSwitch.java
result = caseFormatSpecifier( fractionNumberFormatSpecifier );
				if ( result == null )
					result = defaultCase( theEObject );
				return result;
			}
			case AttributePackage.GRADIENT :
			{
				Gradient gradient = (Gradient) theEObject;
				Object result = caseGradient( gradient );
				if ( result == null )
					result = caseFill( gradient );
				if ( result == null )
					result = defaultCase( theEObject );
				return result;
			}
			case AttributePackage.IMAGE :
			{
				Image image = (Image) theEObject;
				Object result = caseImage( image );
				if ( result == null )
					result = caseFill( image );
				if ( result == null )
					result = defaultCase( theEObject );
				return result;
			}
			case AttributePackage.INSETS :
			{
				Insets insets = (Insets) theEObject;
				Object result = caseInsets( insets );
				if ( result == null )