Bug 150601 Drillthrough link from pdf(frameset) should link to frameset servlet instead of run.
Description: Drillthrough link from pdf(frameset) should link to frameset servlet instead of run. Steps to reproduce: 1. New a report 2. Insert a label and define a drill through link to other report 3. Preview in Web viewer, click Print as PDF button in viewer toolbar 4. Click drill through link in pdf Expected result: Target report opens through frameset sevlet instead of run servlet. Because the pdf is displayed through frameset servlet. Actual result: Target report opened through run sevlet
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
try
			{
				Platform.startup( config );
			}
			catch ( BirtException e )
			{
				
				e.printStackTrace( );
			}
			IReportEngineFactory factory = (IReportEngineFactory) Platform
					.createFactoryObject( IReportEngineFactory.EXTENSION_REPORT_ENGINE_FACTORY );
			engine = factory.createReportEngine( config );
			contextPath = request.getContextPath( );
		}
	}
	/**
	 * Open report design.
	 * 
	 * @param report
	 * @return the report runnable
	 * @throws EngineException
	 */
	synchronized public IReportRunnable openReportDesign( String report )
			throws EngineException
	{
		return engine.openReportDesign( report );
	}
	/**
	 * Open report design by using the input stream
	 *