cp-tree.def (OVERLOAD): Fix comment.

	* cp-tree.def (OVERLOAD): Fix comment.
	* cp-tree.h: Fix comments and whitespace.
	* error.c (dump_decl): Use pp_cxx_colon_colon, ovl_scope.
	* name-lookup.c (add_decl_to_level): Assert not class.
	(check_local_shadow): Use OVL_P.
	(pushdecl_with_scope_1): Rename to ...
	(do_pushdecl_with_Scope): ... here.
	(do_nonmember_using_decl): Use qualified_namespace_lookup return
	value.
	(push_class_level_binding_1): Use OVL_P.
	(pushdecl_namespace_level): Use do_pushdecl_with_scope.
	(pushtag_1): Rename to ...
	(do_pushtag): ... here.  Adjust do_pushdecl_with_scope call.
	(pushtag): Adjust.
	(store_class_bindings): Do not time here.
	* name-lookup.h (pushdecl_outermost_localscope): Reorder.
	* pt.c (listify): Declare argvec at point of initialization.

From-SVN: r248693