* linespec.c (collect_methods): Delete.

	(add_matching_methods): Reove destructor special case.
	(find_method): Call find_methods directly instead of
	collect_methods.
	* valops.c (value_struct_elt): Remove destructor
	special cases.
	(check_field): Likewise.
	(value_struct_elt_for_reference): Likewise.
	(destructor_name_p): Remove misleading comment about dtors
	being "special cases".
	* gdbtypes.h (get_destructor_fn_field): Remove. No longer needed.
	* gdbtypes.c (get_destructor_fn_field): Likewise.