public static NodeCandidate createChild(Node node,
                                            NodeResources freeParentCapacity,
                                            Node parent,
                                            boolean violatesSpares,
                                            boolean isNew,
                                            boolean isResizeable) {
        return new ConcreteNodeCandidate(node, false, freeParentCapacity, Optional.of(parent), violatesSpares, true, false, isNew, isResizeable);
    }
Returns the host priority, based on allocation skew, of this compared to other
node-repository/src/main/java/com/yahoo/vespa/hosted/provision/provisioning/NodeCandidate.java