[gtk+] Remove the destination file if trying to save a pixbuf failed

[Christian Dywan <cdywan src gnome org>]

commit a7d57b622bc84cb47e3cd81c571c8f1e42c4d546
Author: Christian Dywan <christian twotoasts de>
Date:   Mon Jan 25 10:37:53 2010 +0100

    Remove the destination file if trying to save a pixbuf failed
    
    Fixes: https://bugzilla.gnome.org/show_bug.cgi?id=591102

 gdk-pixbuf/gdk-pixbuf-io.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gdk-pixbuf/gdk-pixbuf-io.c b/gdk-pixbuf/gdk-pixbuf-io.c
index 205ff56..8229725 100644
--- a/gdk-pixbuf/gdk-pixbuf-io.c
+++ b/gdk-pixbuf/gdk-pixbuf-io.c
@@ -2057,6 +2057,7 @@ gdk_pixbuf_savev (GdkPixbuf  *pixbuf,
        if (!result) {
                g_return_val_if_fail (error == NULL || *error != NULL, FALSE);
                fclose (f);
+               g_unlink (filename);
                return FALSE;
        }