2005-10-03  Alexander Larsson  <alexl@redhat.com>

	* libnautilus-extension/nautilus-file-info.c:
	* libnautilus-extension/nautilus-file-info.h:
	* libnautilus-private/nautilus-file.c:
	Add new functions for extensions:
	nautilus_file_info_has_volume, nautilus_file_info_has_drive,
	nautilus_file_info_get_volume, nautilus_file_info_get_drive

	Patch from Trevor Davenport