[gtk+] docs: fix typo in parameter name

[William Jon McCann <mccann src gnome org>]

commit 64ffd759af42d018292ad617a48fc6c839c4cc91
Author: William Jon McCann <william jon mccann gmail com>
Date:   Mon Jan 20 17:45:37 2014 -0500

    docs: fix typo in parameter name

 gdk/x11/gdkdisplay-x11.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/x11/gdkdisplay-x11.c b/gdk/x11/gdkdisplay-x11.c
index a065d5b..8142e1b 100644
--- a/gdk/x11/gdkdisplay-x11.c
+++ b/gdk/x11/gdkdisplay-x11.c
@@ -1947,7 +1947,7 @@ gdk_x11_display_finalize (GObject *object)
  * gdk_x11_lookup_xdisplay:
  * @xdisplay: a pointer to an X Display
  * 
- * Find the #GdkDisplay corresponding to @display, if any exists.
+ * Find the #GdkDisplay corresponding to @xdisplay, if any exists.
  * 
  * Return value: (transfer none) (type GdkX11Display): the #GdkDisplay, if found, otherwise %NULL.
  *