2009-01-15  Vincent Untz  <vuntz@gnome.org>

	Fix gnome-panel part of bug #536915.
	Based on patch by Ray Strode <rstrode@redhat.com>

	* libpanel-util/panel-session-manager.[ch]:
	(panel_session_manager_is_shutdown_available): new, to tell if shutdown
	is available from the session manager
	* panel-action-button.c:
	(panel_action_shutdown_reboot_is_disabled): use the new method for the
	action buttons

svn path=/trunk/; revision=11446