Bug 129144 Support suppressDuplicates property on table row in report engine
See 129143 for detail. This only needs to be supported for data item in a detail row of a table.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/parser/EngineIRVisitor.java
if ( currentElement != null )
			{
				row.addCell( (CellDesign) currentElement );
			}
		}
		String onCreate = handle.getOnCreate( );
		row.setOnCreate( createExpression( onCreate ) );
		row.setOnRender( ( (RowHandle) handle ).getOnRender( ) );
		currentElement = row;
	}
	private boolean isContainer( ReportElementHandle handle )
	{
		if ( handle instanceof TextItemHandle )
		{
			return false;
		}
		if ( handle instanceof DataItemHandle )
		{
			return false;
		}
		if ( handle instanceof LabelHandle )
		{
			return false;
		}
		if ( handle instanceof TextDataHandle )
		{
			return false;
		}
		if ( handle instanceof ExtendedItemHandle )
		{