* c-common.c (flag_noniso_default_format_attributes): Delete.
	(built_in_attribute): Don't define/undefine DEF_FN_ATTR.
	(c_attrs_initialized): Delete.
	(c_common_nodes_and_builtins): Don't test c_attrs_initialized,
	always call c_init_attributes.
	(c_init_attributes): Don't define/undefine DEF_FN_ATTR.  Don't
	set c_attrs_initialized when done.
	(c_common_insert_default_attributes): Delete.
	* c-common.h (flag_noniso_default_format_attributes): Delete.
	(c_coomon_insert_default_attributes): Delete prototype.
	* c-opts.c (set_std_c89, set_std_c99, set_std_cxx98): Dont set
	flag_noniso_default_format_attributes.

	* c-decl.c (c_insert_default_attributes): Delete.
	* c-tree.h (c_insert_default_attributes): Delete prototype.

	* attribs.c (decl_attributes): Don't call insert_default_attributes
	langhook.  Update function description comment.
	* langhooks.h (lang_hooks): Remove insert_default_attributes field.
	* langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Delete.
	* c-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Don't define.
	* system.h: Poison LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES macro.

cp/
	* decl.c (cxx_insert_default_attributes): Delete.
	* cp-tree.h (cxx_insert_default_attributes): Don't prototype.
	* cp-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Don't define.

objc/
	* objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Don't define.

From-SVN: r70155