Bug 195613 drill through to toc in target report does not work properly[04]
steps to reproduce: use attached reports preview new_report_9.rptdesign in PDF click on actuate logo expected behavior: data item of 2nd page (toc) in target report is displayed actual behavior: target report was reached, but failed to navigated to the toc item
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/BirtUtility.java
if ( map != null && map.containsKey( taskid ) )
		{
			BaseTaskBean bean = (BaseTaskBean) map.get( taskid );
			if ( bean == null )
				return;
			
			IEngineTask task = bean.getTask( );
			if ( task != null )
			{
				task.cancel( );
			}
			
			synchronized ( map )
			{
				map.remove( taskid );
			}
		}
	}
	/**
	 * Returns the parameter handle list
	 * 
	 * @param reportDesignHandle
	 * @return
	 * @throws ReportServiceException
	 */
	public static List getParameterList(
			IViewerReportDesignHandle reportDesignHandle )
			throws ReportServiceException
	{
		IReportRunnable runnable = (IReportRunnable) reportDesignHandle