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/DescriptionFieldFilter.java
static final String TAG_CONTAINS_MODIFIER = "containsModifier"; 
	static final String TAG_CONTAINS_TEXT = "containsText"; 
	String containsModifier = MarkerSupportConstants.CONTAINS_KEY;
	String containsText = MarkerSupportConstants.EMPTY_STRING;
	/**
	 * Create a new instance of the receiver.
	 */
	public DescriptionFieldFilter() {
		super();
	}