[gimp] imagemap: Add missing include for gtk_box_new()

[Mukund Sivaraman <muks src gnome org>]

commit fb6fea3b11dae5debf104ed99ef4141705497ed5
Author: Mukund Sivaraman <muks banu com>
Date:   Sun Oct 2 19:43:57 2011 +0530

    imagemap: Add missing include for gtk_box_new()

 plug-ins/imagemap/imap_browse.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/plug-ins/imagemap/imap_browse.c b/plug-ins/imagemap/imap_browse.c
index cb65315..52af602 100644
--- a/plug-ins/imagemap/imap_browse.c
+++ b/plug-ins/imagemap/imap_browse.c
@@ -22,6 +22,8 @@
 
 #include <gtk/gtk.h>
 
+#include "libgimpwidgets/gimpwidgets.h"
+
 #include "imap_browse.h"
 
 static const GtkTargetEntry target_table[] =