@Override
    public HealthChecker getHealthChecker() {
        return endpoint -> healthChecker.healthy(endpoint,
                                                 loadBalancers.list(endpoint.applicationId())
                                                              .cluster(endpoint.clusterName())
                                                              .first()
                                                              .map(LoadBalancer::idSeed)
                                                              .orElseThrow(() -> new IllegalArgumentException("no load balancer for '" + endpoint + "'")));
    }
Removes this application: all nodes are set dirty.
node-repository/src/main/java/com/yahoo/vespa/hosted/provision/NodeRepository.java