code: func (o *DeprecatedControllerOptions) ApplyTo(cfg *kubectrlmgrconfig.DeprecatedControllerConfiguration) error {
  	if o == nil {
  		return nil
  	}
  
  	cfg.DeletingPodsQPS = o.DeletingPodsQPS
  	cfg.DeletingPodsBurst = o.DeletingPodsBurst
  	cfg.RegisterRetryCount = o.RegisterRetryCount
  
  	return nil
  }
docs: // ApplyTo fills up DeprecatedController config with options.