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
{
			br = lirha[i].getRenderer( );
			br.set( dc );
			br.set( idr );
			br.set( gcs.getRunTimeContext( ) );
			try
			{
				br.render( lhm, bo ); 
				
			}
			catch ( Exception ex )
			{
				throw new ChartException( ChartEnginePlugin.ID,
						ChartException.RENDERING,
						ex );
			}
		}
		idr.after( ); 
		
		gcs.getRunTimeContext( ).clearState( );
		ScriptHandler.callFunction( gcs.getRunTimeContext( ).getScriptHandler( ),
				ScriptHandler.FINISH_RENDERING,
				gcs );
		ScriptHandler.callFunction( gcs.getRunTimeContext( ).getScriptHandler( ),
				ScriptHandler.AFTER_RENDERING,
				gcs,
				gcs.getRunTimeContext( ).getScriptContext( ) );
	}
	/**
	 * Internally updates a legend position by altering the legend block