Bug 117148 Support Accessibility
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/model/attribute/util/AttributeValidator.java
case AttributePackage.STYLED_COMPONENT_OBJECT :
				return validateStyledComponentObject( (StyledComponent) value,
						diagnostics,
						context );
			case AttributePackage.TICK_STYLE_OBJECT :
				return validateTickStyleObject( (TickStyle) value,
						diagnostics,
						context );
			case AttributePackage.TRIGGER_CONDITION_OBJECT :
				return validateTriggerConditionObject( (TriggerCondition) value,
						diagnostics,
						context );
			case AttributePackage.TRIGGER_FLOW_OBJECT :
				return validateTriggerFlowObject( (TriggerFlow) value,
						diagnostics,
						context );
			case AttributePackage.UNITS_OF_MEASUREMENT_OBJECT :
				return validateUnitsOfMeasurementObject( (UnitsOfMeasurement) value,
						diagnostics,
						context );
			case AttributePackage.VERTICAL_ALIGNMENT_OBJECT :
				return validateVerticalAlignmentObject( (VerticalAlignment) value,
						diagnostics,
						context );
			default :
				return true;
		}
	}
	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->