Bug 134488 Set page break for table inside list group header will cause data display error.
Description: Set page break for table inside list group header will cause data display error. Steps to reproduce: 1. Insert a list with a group 2. Insert a table to list group header 3. Set page-break-before to always to table. 4. Preview in web viewer/html/pdf. See attached report. Expected result: Data display correctly Actual result: In Web Viewer, data in table kept display the first data row in each page. In html/pdf, it's ok.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/internal/document/v2/ReportContentLoaderV2.java
if ( !( generateBy instanceof ExtendedItemDesign ) )
			{
				ReportItemDesign design = (ReportItemDesign) generateBy;
				IBaseQueryDefinition query = design.getQuery( );
				if ( query != null )
				{
					IResultSet rset = (IResultSet) resultSets.pop( );
					if ( rset != null )
					{
						rset.close( );
					}
				}
			}
		}
	}
	/**
	 * push the content into stack
	 * 
	 * @param content
	 */
	protected void pushContent( IContent content )
	{
		context.pushContent( content );
	}
	/**
	 * pop the content from the stack
	 */
	protected IContent popContent( )
	{
		return context.popContent( );