Bug 214065 [Regression]Group TOC are created automatically when preview in Web viewer and PDF
Description: [Regression]Group TOC are created automatically when preview in Web viewer and PDF Build number: 2.3.0.v200701012-1021 Steps to reproduce: 1, New a table binding with dataset 2, New a group on table and do not specify the group toc 3, Preview in Web viewer and PDF Expected result: No default TOC of group Actual result: Some empty group toc created automatically in preview Error log:
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ReportItemExecutor.java
if ( design != null )
		{
			return design.getID( );
		}
		if ( handle != null && handle instanceof DesignElementHandle )
		{
			return ( (DesignElementHandle) handle ).getID( );
		}
		return -1;
	}
	
	protected InstanceID getInstanceID( )
	{
		if ( instanceId == null )
		{
			InstanceID pid = parent == null ? null : parent.getInstanceID( );
			long uid = generateUniqueID( );
			long id = getElementId( );
			DataID dataId = getDataID( );
			instanceId = new InstanceID( pid, uid, id, dataId );
		}
		return instanceId;
	}
	protected void initializeContent( ReportElementDesign design,
			IContent content )
	{
		IContent parent = getParentContent( );
		if ( parent != null )
		{
			content.setParent( parent );