for (Iterator<BugInstance> i = toRemove.iterator(); i.hasNext(); ) { result.remove(i.next());
for (BugInstance aToRemove : toRemove) { result.remove(aToRemove);
	private static void removeBugInstances(Set<BugInstance> result, Collection<BugInstance> toRemove) {		for (Iterator<BugInstance> i = toRemove.iterator(); i.hasNext(); ) {			result.remove(i.next());		}	}