Fix incorrect reference to name in v1beta3 API.

pkg/registry/generic/registry.go

@@ -53,7 +53,7 @@ func (s *SelectionPredicate) Matches(obj runtime.Object) (bool, error) {
 // name.
 func (s *SelectionPredicate) MatchesSingle() (string, bool) {
 	// TODO: should be namespace.name
-	if name, ok := s.Field.RequiresExactMatch("name"); ok {
+	if name, ok := s.Field.RequiresExactMatch("metadata.name"); ok {
 		return name, true
 	}
 	return "", false

pkg/registry/generic/registry_test.go

@@ -68,9 +68,9 @@ func TestSelectionPredicate(t *testing.T) {
 			shouldMatch:   false,
 		},
 		"D": {
-			fieldSelector:  "name=12345",
+			fieldSelector:  "metadata.name=12345",
 			labels:         labels.Set{},
-			fields:         fields.Set{"name": "12345"},
+			fields:         fields.Set{"metadata.name": "12345"},
 			shouldMatch:    true,
 			matchSingleKey: "12345",
 		},