Bug 192585 The Tube/Cone/Pyramid Chart Y Axis type will be Date/Time after change type to Gantt then change back [0001]
Description: The Tube/Cone/Pyramid Chart Y Axis type will be Date/Time after change type to Gantt then change back Build number: 2.2.0.v20070614-0939 Steps to reproduce: 1. Drag a chart from the Palette to the Layout. 2. Select chart type as Gantt, then change to Tube/Cone/Pyramid. Expected result: The Chart in the preview pane is the same as the one when chart builder first opened. Actual result: Their Y Axis type change to Date/Time(see the screenshot). Error log: N/A
chart/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/type/PyramidChart.java
private transient Image imgStacked = null;
	private transient Image imgStackedWithDepth = null;
	private transient Image imgPercentStacked = null;
	private transient Image imgPercentStackedWithDepth = null;
	private transient Image imgSideBySide = null;
	private transient Image imgSideBySideWithDepth = null;
	private transient Image imgSideBySide3D = null;
	private static final String[] saDimensions = new String[]{
			TWO_DIMENSION_TYPE,
			TWO_DIMENSION_WITH_DEPTH_TYPE,
			THREE_DIMENSION_TYPE
	};
	public PyramidChart( )
	{
		imgIcon = UIHelper.getImage( "icons/obj16/pyramidcharticon.gif" ); 
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.ui.swt.IChartType#getTypeName()
	 */
	public String getName( )
	{
		return TYPE_LITERAL;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.ui.swt.IChartType#getTypeName()
	 */