Remove the GtkRecentManager screen dance, as it has been deprecated since

Remove the GtkRecentManager screen dance, as it has been deprecated since

2008-06-17  Emmanuele Bassi  <ebassi@gnome.org>

	* gtk/gtkfilechooserdefault.c:
	(gtk_file_chooser_default_init),
	(gtk_file_chooser_default_constructor),
	(gtk_file_chooser_default_screen_changed),
	(recent_start_loading): Remove the GtkRecentManager screen
	dance, as it has been deprecated since 2.12. Now we get the
	GtkRecentManager singleton whewn we create the FileChooserDefault
	instance. (Michael Natterer)

svn path=/trunk/; revision=20419