2009-11-05  Rafael Avila de Espindola  <espindola@google.com>

	* lto-plugin.c (temp_obj_dir_name): Remove.
	(arguments_file_name): New.
	(free_2): Free arguments_file_name instead of temp_obj_dir_name.
	(exec_lto_wrapper):  Create arguments file with make_temp_file.
	(cleanup_handler): Don't remove the temporary directory. Remove the
	arguments file.
	(onload): Don't create the temporary directory.

From-SVN: r153938