move api.OjbectReference.ObjectKind() to ref.go

pkg/api/meta.go

@@ -67,8 +67,6 @@ func ListMetaFor(obj runtime.Object) (*unversioned.ListMeta, error) {
 
 func (obj *ObjectMeta) GetObjectMeta() meta.Object { return obj }
 
-func (obj *ObjectReference) GetObjectKind() unversioned.ObjectKind { return obj }
-
 // Namespace implements meta.Object for any object with an ObjectMeta typed field. Allows
 // fast, direct access to metadata fields for API objects.
 func (meta *ObjectMeta) GetNamespace() string                   { return meta.Namespace }

pkg/api/ref.go

@@ -128,3 +128,5 @@ func (obj *ObjectReference) SetGroupVersionKind(gvk unversioned.GroupVersionKind
 func (obj *ObjectReference) GroupVersionKind() unversioned.GroupVersionKind {
 	return unversioned.FromAPIVersionAndKind(obj.APIVersion, obj.Kind)
 }
+
+func (obj *ObjectReference) GetObjectKind() unversioned.ObjectKind { return obj }