public MetaRealmObject(Expression expression, DynamicRealmObject value)
     : base(expression, BindingRestrictions.Empty, value)
 {
     _realm    = value.Realm;
     _metadata = value.ObjectMetadata;
 }
 public SortDescriptorBuilder(RealmObject.Metadata metadata)
 {
     _metadata = metadata;
 }
 public SortDescriptorBuilder(RealmObject.Metadata metadata)
 {
     _metadata = metadata;
 }