Remove the propagated scheme from the Admission chain

cmd/kube-apiserver/app/aggregator.go

@@ -70,7 +70,6 @@ func createAggregatorConfig(
 		&genericConfig,
 		externalInformers,
 		genericConfig.LoopbackClientConfig,
-		aggregatorscheme.Scheme,
 		pluginInitializers...)
 	if err != nil {
 		return nil, err

cmd/kube-apiserver/app/apiextensions.go

@@ -52,7 +52,6 @@ func createAPIExtensionsConfig(
 		&genericConfig,
 		externalInformers,
 		genericConfig.LoopbackClientConfig,
-		apiextensionsapiserver.Scheme,
 		pluginInitializers...)
 	if err != nil {
 		return nil, err

cmd/kube-apiserver/app/server.go

@@ -490,7 +490,6 @@ func buildGenericConfig(
 		genericConfig,
 		versionedInformers,
 		kubeClientConfig,
-		legacyscheme.Scheme,
 		pluginInitializers...)
 	if err != nil {
 		lastErr = fmt.Errorf("failed to initialize admission: %v", err)