Bug 210507 Enhance Report engine to support multiple view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/ir/EngineIRReader.java
linkReportElement( cell );
			int count = cell.getContentCount( );
			for ( int i = 0; i < count; i++ )
			{
				ReportItemDesign item = cell.getContent( i );
				item.accept( this, value );
			}
			return value;
		}
		public Object visitFreeFormItem( FreeFormItemDesign container,
				Object value )
		{
			linkReportElement( container );
			int count = container.getItemCount( );
			for ( int i = 0; i < count; i++ )
			{
				ReportItemDesign item = container.getItem( i );
				item.accept( this, value );
			}
			return value;
		}
		public Object visitGridItem( GridItemDesign grid, Object value )
		{
			linkReportElement( grid );
			int count = grid.getColumnCount( );
			for ( int i = 0; i < count; i++ )
			{
				ColumnDesign column = grid.getColumn( i );
				linkReportElement( column );
			}