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
}
	public Stack<XlsTable> getTable( )
	{
		return tables;
	}
	public void addContainerStyle( IStyle computedStyle )
	{
		engine.addContainderStyle( computedStyle, getParentStyle( ) );
	}
	public void removeContainerStyle( )
	{
		engine.removeForeignContainerStyle( );
	}
	public void resetContainers( )
	{
		for ( XlsContainer container : containers )
		{
			container.setRowIndex( 0 );
			container.setStartRowId( 0 );
		}
		for ( XlsTable table : tables )
		{
			table.setRowIndex( 0 );
		}
	}
	public ExcelLayoutEngineIterator getIterator( )
	{
		return new ExcelLayoutEngineIterator( );
	}
	private class ExcelLayoutEngineIterator implements Iterator<RowData>