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
if ( cmRunTime.getDimension( ) == ChartDimension.THREE_DIMENSIONAL_LITERAL )
				{
					oComputations = new PlotWith3DAxes( ids,
							(ChartWithAxes) cmRunTime,
							rtc );
				}
				else
				{
					oComputations = new PlotWith2DAxes( ids,
							(ChartWithAxes) cmRunTime,
							rtc );
				}
			}
			catch ( Exception e )
			{
				throw new ChartException( ChartEnginePlugin.ID,
						ChartException.GENERATION,
						e );
			}
		}
		else if ( cmRunTime instanceof ChartWithoutAxes )
		{
			iChartType = WITHOUT_AXES;
			oComputations = new PlotWithoutAxes( ids,
					(ChartWithoutAxes) cmRunTime,
					rtc );
		}
		if ( oComputations == null )
		{
			throw new ChartException( ChartEnginePlugin.ID,