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
{
	/**
	 * Internally used.
	 */
	private static final int UNDEFINED = IConstants.UNDEFINED;
	/**
	 * Internally used.
	 */
	static final int WITH_AXES = 1;
	/**
	 * Internally used to maintain type information.
	 */
	static final int WITHOUT_AXES = 2;
	/**
	 * An internal style processor.
	 */
	private IStyleProcessor implicitProcessor;
	/**
	 * Internally used.
	 */
	private static final LegendItemRenderingHints[] EMPTY_LIRHA = new LegendItemRenderingHints[0];
	/**
	 * The internal singleton Generator reference created lazily.