[gthumb] preloader: set an error if the operation wasn't cancelled

[Paolo Bacchilega <paobac src gnome org>]

commit 6a24cc0bea08dca79171864cef4bd1fe2f5b7cd3
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Sep 15 10:42:00 2013 +0200

    preloader: set an error if the operation wasn't cancelled

 extensions/image_viewer/gth-image-viewer-page.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/extensions/image_viewer/gth-image-viewer-page.c b/extensions/image_viewer/gth-image-viewer-page.c
index 31db8a8..e28c13e 100644
--- a/extensions/image_viewer/gth-image-viewer-page.c
+++ b/extensions/image_viewer/gth-image-viewer-page.c
@@ -914,6 +914,8 @@ preloader_load_ready_cb (GObject    *source_object,
                                               &original_height,
                                               &error))
        {
+               if (! g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
+                       gth_image_viewer_page_file_loaded (self, FALSE);
                g_clear_error (&error);
                return;
        }