[gnome-desktop] idle-monitor: Remove reference to removed argument

[Bastien Nocera <hadess src gnome org>]

commit 9644d369f334770b2147165b834be41333cd5d47
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Nov 13 09:04:53 2012 +0100

    idle-monitor: Remove reference to removed argument

 libgnome-desktop/gnome-idle-monitor.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libgnome-desktop/gnome-idle-monitor.c b/libgnome-desktop/gnome-idle-monitor.c
index fc8e5d2..f1dad99 100644
--- a/libgnome-desktop/gnome-idle-monitor.c
+++ b/libgnome-desktop/gnome-idle-monitor.c
@@ -439,8 +439,8 @@ gnome_idle_monitor_new_for_device (GdkDevice *device)
  *
  * Adds a watch for a specific idle time. The callback will be called
  * when the user has accumulated @interval_msec milliseconds of idle time.
- * This function will return an ID in @watch_id that can either be passed
- * to gnome_idle_monitor_remove_watch(), or can be used to tell idle time
+ * This function will return an ID that can either be passed to
+ * gnome_idle_monitor_remove_watch(), or can be used to tell idle time
  * watches apart if you have more than one.
  *
  * If you need to check for more than one interval of