usb-serial: use new registration API in [n-p]* drivers

This patch (as1527) modifies the following usb-serial drivers to
utilize the new usb_serial_{de}register_drivers() routines:

	navman, omninet, opticon, option, oti6858, and pl2303.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index b28f1db..fd4b2c8 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -35,7 +35,6 @@
 	.probe =	usb_serial_probe,
 	.disconnect =	usb_serial_disconnect,
 	.id_table =	id_table,
-	.no_dynamic_id = 	1,
 };
 
 static void navman_read_int_callback(struct urb *urb)
@@ -122,7 +121,6 @@
 		.name =		"navman",
 	},
 	.id_table =		id_table,
-	.usb_driver =		&navman_driver,
 	.num_ports =		1,
 	.open =			navman_open,
 	.close = 		navman_close,
@@ -130,23 +128,18 @@
 	.read_int_callback =	navman_read_int_callback,
 };
 
+static struct usb_serial_driver * const serial_drivers[] = {
+	&navman_device, NULL
+};
+
 static int __init navman_init(void)
 {
-	int retval;
-
-	retval = usb_serial_register(&navman_device);
-	if (retval)
-		return retval;
-	retval = usb_register(&navman_driver);
-	if (retval)
-		usb_serial_deregister(&navman_device);
-	return retval;
+	return usb_serial_register_drivers(&navman_driver, serial_drivers);
 }
 
 static void __exit navman_exit(void)
 {
-	usb_deregister(&navman_driver);
-	usb_serial_deregister(&navman_device);
+	usb_serial_deregister_drivers(&navman_driver, serial_drivers);
 }
 
 module_init(navman_init);