Bug 191089 cross tab Binding tab- Aggregate On field is shows incorrect field name
Cross tab-Binding under properties hows incorrect field for 'Aggregate On'. It show show similar to regular table binding 'Aggregate On' field. For example; instead of Location/country it should show either 'N/A' for table or 'Group Country' for any group.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DEUtil.java
*            the coparator
	 * @return List of classes
	 */
	public static List getClasses( Comparator comp )
	{
		List classes = getMetaDataDictionary( ).getClasses( );
		Collections.sort( classes, comp );
		
		classes.remove( TOTAL_CLASS );
		return classes;
	}
	/**
	 * Get methods with default comparator
	 * 
	 * @param classInfo
	 * @return List of methods
	 */
	public static List getMethods( IClassInfo classInfo )
	{
		return getMethods( classInfo, new AlphabeticallyComparator( ) );
	}
	/**
	 * Get methods with specified comparator
	 * 
	 * @param classInfo
	 * @param comp
	 *            The comparator
	 * @return List of methods
	 */
	public static List getMethods( IClassInfo classInfo, Comparator comp )