[gtk+] Minor doc comment fix

[Matthias Clasen <matthiasc src gnome org>]

commit 210451e86f84385ee25110b81db9149d105c5550
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed May 1 21:27:06 2013 -0400

    Minor doc comment fix

 gtk/gtkrevealer.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkrevealer.c b/gtk/gtkrevealer.c
index 54ccb62..a9aa18d 100644
--- a/gtk/gtkrevealer.c
+++ b/gtk/gtkrevealer.c
@@ -659,7 +659,7 @@ gtk_revealer_set_reveal_child (GtkRevealer *revealer,
 
 /**
  * gtk_revealer_get_reveal_child:
- * @revealer:
+ * @revealer: a #GtkRevealer
  *
  * Returns whether the child is currently
  * revealed. See gtk_revealer_set_reveal_child().