Bug 315050 [Automation][Regression]Image size is different from golden file when preview as xls
engine/org.eclipse.birt.report.engine.emitter.prototype.excel/src/org/eclipse/birt/report/engine/emitter/excel/layout/ExcelLayoutEngine.java
return new XlsContainer( engine
				.createEntry( sizeInfo, style, getParentStyle( parent ) ),
				sizeInfo, parent );
	}
	public XlsContainer createCellContainer( IStyle style, XlsContainer parent, int rowSpan )
	{
		ContainerSizeInfo sizeInfo = parent.getSizeInfo( );
		return new XlsCell( engine.createEntry( sizeInfo, style,
												getParentStyle( parent ) ),
				sizeInfo, parent, rowSpan );
	}
	public Map<StyleEntry,Integer> getStyleMap( )
	{
		return engine.getStyleIDMap( );
	}
	public StyleEntry getStyle( int styleId )
	{
		return engine.getStyle( styleId );
	}
	
	
	
	
	
	public int[] getCoordinates( )
	{
		int[] coord = axis.getColumnWidths( );
		if ( coord.length <= maxCol )
		{
			return coord;