Bug 123736 Underline, linethrough, overline doesn't work for chart font.
Description: Underline, linethrough, overline doesn't work for chart font. Steps to teproduce: 1. Add a style, set its font. 2. Tick "underline", "linethrough" and "overline". 3. Preview. Font setting doesn't work.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/factory/Generator.java
* @param cm
	 *            The Chart model
	 * @return All row expressions in a list of String instances.
	 * @throws ChartException
	 * 
	 * @since 2.0
	 */
	public List getRowExpressions( Chart cm ) throws ChartException
	{
		return getRowExpressions( cm, null );
	}
	/**
	 * This retrieves all the row expressions stored in the chart model. This is
	 * useful to prepare a specific query for the chart. If the given
	 * IActionEvaluator is not null, then it will also search available
	 * expressions within the action.
	 * 
	 * @param cm
	 *            The Chart model
	 * @param iae
	 *            An IActionEvaluator instance
	 * @return All row expressions in a list of String instances.
	 * @throws ChartException
	 * 
	 * @since 2.0
	 */
	public List getRowExpressions( Chart cm, IActionEvaluator iae )
			throws ChartException
	{
		return DataProcessor.getRowExpressions( cm, iae );