Merge pull request #78340 from sftim/20190524_docs_insecure_serving_fix

Fix typo in kube-scheduler --port option help

cmd/kube-scheduler/app/options/insecure_serving.go

@@ -47,7 +47,7 @@ func (o *CombinedInsecureServingOptions) AddFlags(fs *pflag.FlagSet) {
 	fs.StringVar(&o.BindAddress, "address", o.BindAddress, "DEPRECATED: the IP address on which to listen for the --port port (set to 0.0.0.0 for all IPv4 interfaces and :: for all IPv6 interfaces). See --bind-address instead.")
 	// MarkDeprecated hides the flag from the help. We don't want that:
 	// fs.MarkDeprecated("address", "see --bind-address instead.")
-	fs.IntVar(&o.BindPort, "port", o.BindPort, "DEPRECATED: the port on which to serve HTTP insecurely without authentication and authorization. If 0, don't serve HTTPS at all. See --secure-port instead.")
+	fs.IntVar(&o.BindPort, "port", o.BindPort, "DEPRECATED: the port on which to serve HTTP insecurely without authentication and authorization. If 0, don't serve plain HTTP at all. See --secure-port instead.")
 	// MarkDeprecated hides the flag from the help. We don't want that:
 	// fs.MarkDeprecated("port", "see --secure-port instead.")
 }