Test for filter_info.uri correctly. Fixes #135379, pointed out by Damon

Test for filter_info.uri correctly. Fixes #135379, pointed out by Damon

2004-03-01  Federico Mena Quintero  <federico@ximian.com>

	* gtk/gtkfilechooserdefault.c (list_model_filter_func): Test for
	filter_info.uri correctly.  Fixes #135379, pointed out by Damon
	Chaplin.
	(shortcuts_get_index): Compute the bookmarks index correctly.
	Fixes #135714, pointed out by Damon Chaplin.
	(gtk_file_chooser_default_list_shortcut_folders): Handle the case
	with no shortcuts, and don't run off the end of the list if there
	are no bookmarks and their separator.  Fixes #135572, patch by
	Damon Chaplin.