Bug 210054 Axis labels will disappear when only select the first series as visible.
Description: Axis labels will disappear when only select the first series to display. build version: 2.3 v20071115-0800 steps to reproduce: 1. New a report. 2. New a datasource and dataset. 3. New a bar chart. 4. On Select Data page, create two value series. 5. Switch to Format Chart page, select Series. 6. Uncheck the two Visiable check box to hide the two series. 7. Check the first Visible check box to display the first series. Expected result: The Axis lables should not disappear. Actual result: The Axis lables disappear both in live preview and in preview.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/AxesRenderer.java
* @throws RenderingException
	 */
	public final void renderEachAxis( IPrimitiveRenderer ipr, Plot pl,
			OneAxis ax, int iWhatToDraw ) throws ChartException
	{
		new AxesRenderHelper( this, ipr, pl, ax, iWhatToDraw ).renderEachAxis( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.render.BaseRenderer#set(org.eclipse.birt.chart.model.Chart,
	 *      java.lang.Object, org.eclipse.birt.chart.model.component.Series,
	 *      org.eclipse.birt.chart.model.component.Axis,
	 *      org.eclipse.birt.chart.model.data.SeriesDefinition)
	 */
	public void set( Chart _cm, Object _o, Series _se, Axis _ax,
			SeriesDefinition _sd )
	{
		super.set( _cm, _o, _se, _sd );
		ax = _ax; 
	}
	/**
	 * Returns if its a 3D rendering.
	 * 
	 */
	public final boolean isDimension3D( )
	{
		return ( getModel( ).getDimension( ) == ChartDimension.THREE_DIMENSIONAL_LITERAL );
	}
	/**