Bug 168305 IsHostPage doesn't work for birt:report tag.[0603]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/ReportTag.java
URL url = null;
					try
					{
						String reportPath = viewer.getReportDesign( );
						if ( !reportPath.startsWith( "/" ) ) 
							reportPath = "/" + reportPath; 
						url = request.getSession( ).getServletContext( )
								.getResource( reportPath );
						if ( url != null )
							is = url.openStream( );
						if ( is != null )
							reportRunnable = ReportEngineService.getInstance( )
									.openReportDesign( url.toString( ), is,
											getModuleOptions( ) );
					}
					catch ( Exception e )
					{
					}
				}
				if ( reportRunnable == null )
				{
					throw new ViewerException(
							ResourceConstants.GENERAL_EXCEPTION_REPORT_FILE_ERROR,
							new String[]{designFile} );
				}
			}
		}
		if ( reportRunnable != null )
		{
			design = new BirtViewerReportDesignHandle(