Revert "add tokenreviews endpoint to implement webhook"

pkg/client/unversioned/authentication.go

@@ -1,77 +0,0 @@
-/*
-Copyright 2016 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package unversioned
-
-import (
-	"k8s.io/kubernetes/pkg/api"
-	"k8s.io/kubernetes/pkg/apimachinery/registered"
-	"k8s.io/kubernetes/pkg/apis/authentication"
-	"k8s.io/kubernetes/pkg/client/restclient"
-)
-
-type AuthenticationInterface interface {
-	TokenReviewsInterface
-}
-
-// AuthenticationClient is used to interact with Kubernetes authentication features.
-type AuthenticationClient struct {
-	*restclient.RESTClient
-}
-
-func (c *AuthenticationClient) TokenReviews() TokenReviewInterface {
-	return newTokenReviews(c)
-}
-
-func NewAuthentication(c *restclient.Config) (*AuthenticationClient, error) {
-	config := *c
-	if err := setAuthenticationDefaults(&config); err != nil {
-		return nil, err
-	}
-	client, err := restclient.RESTClientFor(&config)
-	if err != nil {
-		return nil, err
-	}
-	return &AuthenticationClient{client}, nil
-}
-
-func NewAuthenticationOrDie(c *restclient.Config) *AuthenticationClient {
-	client, err := NewAuthentication(c)
-	if err != nil {
-		panic(err)
-	}
-	return client
-}
-
-func setAuthenticationDefaults(config *restclient.Config) error {
-	// if authentication group is not registered, return an error
-	g, err := registered.Group(authentication.GroupName)
-	if err != nil {
-		return err
-	}
-	config.APIPath = defaultAPIPath
-	if config.UserAgent == "" {
-		config.UserAgent = restclient.DefaultKubernetesUserAgent()
-	}
-	// TODO: Unconditionally set the config.Version, until we fix the config.
-	//if config.Version == "" {
-	copyGroupVersion := g.GroupVersion
-	config.GroupVersion = &copyGroupVersion
-	//}
-
-	config.NegotiatedSerializer = api.Codecs
-	return nil
-}