func unloadBackingServiceInstanceLabel(client osclient.Interface, application *api.Application, labelSelector labels.Selector) error {
resourceList, _ := client.BackingServiceInstances(application.Namespace).List(kapi.ListOptions{LabelSelector: labelSelector, FieldSelector: fields.Everything()})
errs := []error{}
for _, resource := range resourceList.Items {
if !hasItem(application.Spec.Items, api.Item{Kind: "BackingServiceInstance", Name: resource.Name}) {
delete(resource.Labels, fmt.Sprintf("%s.application.%s", application.Namespace, application.Name))
if _, err := client.BackingServiceInstances(application.Namespace).Update(&resource); err != nil {
errs = append(errs, err)
}
}
}
return nil
}