[gnome-control-center] printers: Avoid redefinition of UserResponseCallback

[Bastien Nocera <hadess src gnome org>]

commit 0a0bc59afacc08fe0ec6378a7171eb3fdb549fe3
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Sep 10 14:55:04 2012 +0100

    printers: Avoid redefinition of UserResponseCallback
    
    It was declared to be the same value in all three headers, which
    causes problems with old version of GCC.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=683696

 panels/printers/pp-jobs-dialog.h          |    3 +--
 panels/printers/pp-options-dialog.h       |    3 +--
 panels/printers/pp-ppd-selection-dialog.h |    2 --
 panels/printers/pp-utils.h                |    2 ++
 4 files changed, 4 insertions(+), 6 deletions(-)
---
diff --git a/panels/printers/pp-jobs-dialog.h b/panels/printers/pp-jobs-dialog.h
index 72ae66b..3b91616 100644
--- a/panels/printers/pp-jobs-dialog.h
+++ b/panels/printers/pp-jobs-dialog.h
@@ -23,13 +23,12 @@
 #define __PP_JOBS_DIALOG_H__
 
 #include <gtk/gtk.h>
+#include "pp-utils.h"
 
 G_BEGIN_DECLS
 
 typedef struct _PpJobsDialog PpJobsDialog;
 
-typedef void (*UserResponseCallback) (GtkDialog *dialog, gint response_id, gpointer user_data);
-
 PpJobsDialog *pp_jobs_dialog_new    (GtkWindow            *parent,
                                      UserResponseCallback  user_callback,
                                      gpointer              user_data,
diff --git a/panels/printers/pp-options-dialog.h b/panels/printers/pp-options-dialog.h
index 9ac3992..a208274 100644
--- a/panels/printers/pp-options-dialog.h
+++ b/panels/printers/pp-options-dialog.h
@@ -23,13 +23,12 @@
 #define __PP_OPTIONS_DIALOG_H__
 
 #include <gtk/gtk.h>
+#include "pp-utils.h"
 
 G_BEGIN_DECLS
 
 typedef struct _PpOptionsDialog PpOptionsDialog;
 
-typedef void (*UserResponseCallback) (GtkDialog *dialog, gint response_id, gpointer user_data);
-
 PpOptionsDialog *pp_options_dialog_new  (GtkWindow            *parent,
                                          UserResponseCallback  user_callback,
                                          gpointer              user_data,
diff --git a/panels/printers/pp-ppd-selection-dialog.h b/panels/printers/pp-ppd-selection-dialog.h
index 2ea05d0..acc7be7 100644
--- a/panels/printers/pp-ppd-selection-dialog.h
+++ b/panels/printers/pp-ppd-selection-dialog.h
@@ -29,8 +29,6 @@ G_BEGIN_DECLS
 
 typedef struct _PpPPDSelectionDialog PpPPDSelectionDialog;
 
-typedef void (*UserResponseCallback) (GtkDialog *dialog, gint response_id, gpointer user_data);
-
 PpPPDSelectionDialog *pp_ppd_selection_dialog_new          (GtkWindow                 *parent,
                                                             PPDList                   *ppd_list,
                                                             gchar                     *manufacturer,
diff --git a/panels/printers/pp-utils.h b/panels/printers/pp-utils.h
index 6d18bfe..cb8e88e 100644
--- a/panels/printers/pp-utils.h
+++ b/panels/printers/pp-utils.h
@@ -34,6 +34,8 @@
 
 G_BEGIN_DECLS
 
+typedef void (*UserResponseCallback) (GtkDialog *dialog, gint response_id, gpointer user_data);
+
 /*
  * Match level of PPD driver.
  */