Bug 114542 [Markers] Possible to get empty path nodes in problems view hierarcahl mode
20051101 Warnings on the top level of a project ended up having an empty label. STEPS 1) Change filters to show selected elements and children 2) Go into hierarchal mode 3) Select org.eclipse.ui.tests
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
return totalMarkers;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.TableView#sorterChanged()
	 */
	protected void sorterChanged() {
		getViewer().refresh();
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.part.WorkbenchPart#showBusy(boolean)
	 */
	public void showBusy(boolean busy) {
		super.showBusy(busy);
		if (busy) {
			preBusyMarkers = totalMarkers;
		} else {
			if (totalMarkers != preBusyMarkers)
				getProgressService().warnOfContentChange();
		}