[glade] glade_preview_window_screenshot() fixed segfault when saving to png file. Bug #741165 "Previewer cra

[Juan Pablo Ugarte <jpu src gnome org>]

commit ffbe1ffedbcce5c468b37671ee25302fa47567de
Author: Juan Pablo Ugarte <juanpablougarte gmail com>
Date:   Fri Dec 5 14:17:59 2014 -0300

    glade_preview_window_screenshot() fixed segfault when saving to png file.
    Bug #741165 "Previewer crashes when taking PNG screenshot"

 gladeui/glade-preview-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gladeui/glade-preview-window.c b/gladeui/glade-preview-window.c
index afef80e..dc350ed 100644
--- a/gladeui/glade-preview-window.c
+++ b/gladeui/glade-preview-window.c
@@ -498,7 +498,7 @@ glade_preview_window_screenshot (GladePreviewWindow *window,
       const gchar *ext = glade_preview_get_extension (filename);
       GError *error = NULL;
       
-      if (gdk_pixbuf_save (pix, filename, ext ? ext : "png", &error, NULL))
+      if (!gdk_pixbuf_save (pix, filename, ext ? ext : "png", &error, NULL))
         {
           g_warning ("Could not save screenshot to %s because %s", filename, error->message);
           g_error_free (error);