Update document for `ObjectSpace.memsize_of` [ci skip]
The `recurse` keyword is removed by
@@ -162,7 +162,7 @@ os_memsize_of_object(mrb_state* mrb, mrb_value obj)
/*
* call-seq:
- * ObjectSpace.memsize_of(obj, recurse: false) -> Numeric
+ * ObjectSpace.memsize_of(obj) -> Numeric
*
* Returns the amount of heap memory allocated for object in size_t units.
*
@@ -173,12 +173,6 @@ os_memsize_of_object(mrb_state* mrb, mrb_value obj)
* return 0. Additionally special objects which are small enough to fit inside an
* object pointer, termed embedded objects, will return the size of the object pointer.
* Strings and arrays below a compile-time defined size may be embedded.
- *
- * Setting recurse: true descends into instance variables, array members,
- * hash keys and hash values recursively, calculating the child objects and adding to
- * the final sum. It avoids infinite recursion and over counting objects by
- * internally tracking discovered object ids.
- *
*/
static mrb_value
