Bug 210507 Enhance Report engine to support multiple view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/ir/EngineIRReader.java
Map namedExpressions = IOUtil.readMap( dis );
		if ( namedExpressions != null )
		{
			reportDesign.getNamedExpressions( ).putAll( namedExpressions );
		}
		
		PageSetupDesign pageSetup = reportDesign.getPageSetup( );
		int masterPageCount = IOUtil.readInt( dis );
		for ( int i = 0; i < masterPageCount; i++ )
		{
			SimpleMasterPageDesign masterPage = (SimpleMasterPageDesign) readDesign( dis );
			pageSetup.addMasterPage( masterPage );
		}
		
		int count = IOUtil.readInt( dis );
		for ( int i = 0; i < count; i++ )
		{
			ReportItemDesign item = (ReportItemDesign) readDesign( dis );
			reportDesign.addContent( item );
		}
		return reportDesign;
	}
	public void link( Report report, ReportDesignHandle handle )
	{
		new ReportItemVisitor( handle, report ).link( );
	}
	protected Object readDesign( DataInputStream in ) throws IOException
	{