[gimp] Ref/unref dialog->image around saving as well...

[Nils Philippsen <nphilipp src gnome org>]

commit 0b900239d57161da11e3e0c8094552cf1480dcd3
Author: Nils Philippsen <nils redhat com>
Date:   Fri Jul 17 17:07:18 2015 +0200

    Ref/unref dialog->image around saving as well...
    
    ...to avoid warnings that happen if the image got closed before the
    saving finishes.
    
    (amends commit a0e48ad29e93e2dc259879abeb2dedc9a420b8f6)

 app/dialogs/file-save-dialog.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/app/dialogs/file-save-dialog.c b/app/dialogs/file-save-dialog.c
index 48c43a6..c75b549 100644
--- a/app/dialogs/file-save-dialog.c
+++ b/app/dialogs/file-save-dialog.c
@@ -182,6 +182,7 @@ file_save_dialog_response (GtkWidget *save_dialog,
     }
 
   g_object_ref (dialog);
+  g_object_ref (dialog->image);
 
   switch (file_save_dialog_check_file (save_dialog, gimp,
                                        &file, &basename, &save_proc))
@@ -256,6 +257,7 @@ file_save_dialog_response (GtkWidget *save_dialog,
       break;
     }
 
+  g_object_unref (dialog->image);
   g_object_unref (dialog);
 }