[gimp] app: in gimpbacktrace-none.c, fix gimp_backtrace_get_frame_address()

[Ell <ell src gnome org>]

commit 77746fd8fc076b42027f80044e64e5c70e7ab29a
Author: Ell <ell_se yahoo com>
Date:   Sun Sep 2 13:14:49 2018 -0400

    app: in gimpbacktrace-none.c, fix gimp_backtrace_get_frame_address()

 app/core/gimpbacktrace-none.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/app/core/gimpbacktrace-none.c b/app/core/gimpbacktrace-none.c
index dc9cdb1eee..6739fbdd97 100644
--- a/app/core/gimpbacktrace-none.c
+++ b/app/core/gimpbacktrace-none.c
@@ -97,12 +97,12 @@ gimp_backtrace_get_n_frames (GimpBacktrace *backtrace,
   g_return_val_if_reached (0);
 }
 
-gpointer
+guintptr
 gimp_backtrace_get_frame_address (GimpBacktrace *backtrace,
                                   gint           thread,
                                   gint           frame)
 {
-  g_return_val_if_reached (NULL);
+  g_return_val_if_reached (0);
 }
 
 gboolean