Bug 210609 [Smoke]Crosstab is failed to preview in runtime
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/extension/ExtensionPointManager.java
IExtensionConstants.ATTRIBUTE_EDITOR_CAN_RESIZE );
		}
		else if ( IExtensionConstants.ELEMENT_OUTLINE.equals( elementName ) )
		{
			loadIconAttribute( newPoint,
					element,
					IExtensionConstants.ATTRIBUTE_KEY_OUTLINE_ICON,
					true );
		}
	}
	/**
	 * @param newPoint
	 *            the extension point instance
	 * @param element
	 *            the configuration element
	 * @param className
	 *            the name of the class attribute
	 */
	private void loadClass( ExtendedElementUIPoint newPoint,
			IConfigurationElement element, String className,
			String attributeName )
	{
		String value = element.getAttribute( className );
		if ( value != null )
		{
			try
			{
				newPoint.setClass( attributeName,
						element.createExecutableExtension( className ) );
			}