Bug 187449 [Automation][Smoke][Regression] dynamic text and chart cannot be rendered properly
steps to reproduc: - use the attache report design - preview in pdf and viewer expected behavior: - all report items should be rendered properly actual behavior: - dynamic text and chart were missing in output
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/internal/document/v4/ExtendedItemExecutor.java
if ( fragment == null && nextOffset == -1 )
		{
			if ( !firstChild )
			{
				return null;
			}
			firstChild = false;
			DocumentExtension docExt = (DocumentExtension) content
					.getExtension( IContent.DOCUMENT_EXTENSION );
			if ( docExt != null )
			{
				nextOffset = docExt.getFirstChild( );
			}
		}
		if ( fragment != null )
		{
			if ( sections == null )
			{
				sections = fragment.getSections( );
				nextSection = -1;
				useNextSection = true;
			}
			if ( useNextSection )
			{
				useNextSection = false;
				nextSection++;
				if ( sections == null || nextSection >= sections.length )
				{