Bug 214137 [Markers] Unbound system filters should be bound to problems view.
In 3.3 we supported systemFilters which are not currently picked up by the problems view. We should pick these up for compatiblity.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/MarkerFieldFilterGroup.java
return areas;
	}
	/**
	 * Get the filters registered on the receiver.
	 * 
	 * @return MarkerFieldFilter[]
	 */
	private MarkerFieldFilter[] getFieldFilters() {
		if (fieldFilters == null) {
			Map values = getValues();
			Collection filters = new ArrayList();
			MarkerField[] fields = builder.getVisibleFields();
			for (int i = 0; i < fields.length; i++) {
				MarkerFieldFilter fieldFilter = fields[i].generateFilter();
				if (fieldFilter != null) {
					filters.add(fieldFilter);
					
					if (fieldFilter instanceof MarkerTypeFieldFilter)
						
						((MarkerTypeFieldFilter) fieldFilter)
								.setAndSelectAllTypes(builder.getGenerator()
										.getMarkerTypes());
					if (values != null)
						fieldFilter.initialize(values);
				}
			}
			fieldFilters = new MarkerFieldFilter[filters.size()];
			filters.toArray(fieldFilters);
		}
		return fieldFilters;