*: update kube vendor to v1.7.4

Signed-off-by: Antonio Murdaca <runcom@redhat.com>

vendor/k8s.io/client-go/discovery/restmapper.go

@@ -20,7 +20,6 @@ import (
 	"fmt"
 	"sync"
 
-	"k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/api/meta"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime/schema"
@@ -127,10 +126,9 @@ func GetAPIGroupResources(cl DiscoveryInterface) ([]*APIGroupResources, error) {
 		for _, version := range group.Versions {
 			resources, err := cl.ServerResourcesForGroupVersion(version.GroupVersion)
 			if err != nil {
-				if errors.IsNotFound(err) {
-					continue // ignore as this can race with deletion of 3rd party APIs
-				}
-				return nil, err
+				// continue as best we can
+				// TODO track the errors and update callers to handle partial errors.
+				continue
 			}
 			groupResources.VersionedResources[version.Version] = resources.APIResources
 		}
@@ -279,20 +277,6 @@ func (d *DeferredDiscoveryRESTMapper) RESTMappings(gk schema.GroupKind, versions
 	return
 }
 
-// AliasesForResource returns whether a resource has an alias or not.
-func (d *DeferredDiscoveryRESTMapper) AliasesForResource(resource string) (as []string, ok bool) {
-	del, err := d.getDelegate()
-	if err != nil {
-		return nil, false
-	}
-	as, ok = del.AliasesForResource(resource)
-	if len(as) == 0 && !d.cl.Fresh() {
-		d.Reset()
-		as, ok = d.AliasesForResource(resource)
-	}
-	return
-}
-
 // ResourceSingularizer converts a resource name from plural to
 // singular (e.g., from pods to pod).
 func (d *DeferredDiscoveryRESTMapper) ResourceSingularizer(resource string) (singular string, err error) {