Bug 210507 Enhance Report engine to support multiple view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/ir/EngineIRReader.java
int count = IOUtil.readInt( in );
				for ( int i = 0; i < count; i++ )
				{
					RowDesign row = (RowDesign) readDesign( in );
					grid.addRow( row );
				}
				return grid;
			}
			case FREE_FORM_DESIGN :
			{
				FreeFormItemDesign freeForm = new FreeFormItemDesign( );
				readFreeForm( dis, freeForm );
				int count = IOUtil.readInt( in );
				for ( int i = 0; i < count; i++ )
				{
					ReportItemDesign item = (ReportItemDesign) readDesign( in );
					freeForm.addItem( item );
				}
				return freeForm;
			}
			case ROW_DESIGN :
			{
				RowDesign row = new RowDesign( );
				readRow( dis, row );
				int count = IOUtil.readInt( in );
				for ( int i = 0; i < count; i++ )
				{
					CellDesign cell = (CellDesign) readDesign( in );
					row.addCell( cell );
				}