lib/mongo_mapper/plugins/keys/key.rb in mongo_mapper-0.9.2 vs lib/mongo_mapper/plugins/keys/key.rb in mongo_mapper-0.10.0

@@ -19,13 +19,9 @@
         def embeddable?
           return false unless type.respond_to?(:embeddable?)
           type.embeddable?
         end
 
-        def can_default_id?
-          type && (type == ObjectId || type == BSON::ObjectId || type == String)
-        end
-
         def number?
           type == Integer || type == Float
         end
 
         def get(value)