Deprecated usage of role property

catch(ComponentLookupException e) {
  DefaultComponentDescriptor descriptor = new DefaultComponentDescriptor(
      implementation: ListenerAdmin.class, roleType: ScriptService.class, roleHint: 'listeneradmin');
  descriptor.addComponentDependency(new DefaultComponentDependency(
      name: 'observation', roleType: ObservationManager.class));
  descriptor.addComponentDependency(new DefaultComponentDependency(
      name: 'cam', roleType: ContextualAuthorizationManager.class));
  descriptor.addComponentDependency(new DefaultComponentDependency(
      name: 'cm', roleType: ComponentManager.class));
  cm.registerComponent(descriptor);
  out.println("{{success}}Script service successfully registered{{/success}}")
}