IMarker marker = getMarkerFromSelection(selection);
IMarker marker = MarkerUtil.getMarkerFromSelection(selection);
	public void selectionChanged(IAction action, ISelection selection) {		System.out.println("Selection is " + selection.getClass().getName());				bugInstance = null;				IMarker marker = getMarkerFromSelection(selection);				if (marker == null) {			// No marker selected. 			return;		}				System.out.println("Found a marker!");		bugInstance = findBugInstanceForMarker(marker);		if (bugInstance != null) {			System.out.println("Found BugInstance for FindBugs warning marker!");		}	}