code: func (o *DeprecatedControllerOptions) AddFlags(fs *pflag.FlagSet) {
  	if o == nil {
  		return
  	}
  
  	fs.Float32Var(&o.DeletingPodsQPS, "deleting-pods-qps", 0.1, "Number of nodes per second on which pods are deleted in case of node failure.")
  	fs.MarkDeprecated("deleting-pods-qps", "This flag is currently no-op and will be deleted.")
  	fs.Int32Var(&o.DeletingPodsBurst, "deleting-pods-burst", 0, "Number of nodes on which pods are bursty deleted in case of node failure. For more details look into RateLimiter.")
  	fs.MarkDeprecated("deleting-pods-burst", "This flag is currently no-op and will be deleted.")
  	fs.Int32Var(&o.RegisterRetryCount, "register-retry-count", o.RegisterRetryCount, ""+
  		"The number of retries for initial node registration.  Retry interval equals node-sync-period.")
  	fs.MarkDeprecated("register-retry-count", "This flag is currently no-op and will be deleted.")
  }
docs: // AddFlags adds flags related to DeprecatedController for controller manager to the specified FlagSet.