Fix error message introduced by commit 79cd14f

Error message:
    GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)'
    failed

diff --git a/src/dockapp.c b/src/dockapp.c
index 63a8894..41d0a34 100644 (file)
--- a/src/dockapp.c
+++ b/src/dockapp.c
@@ -122,7 +122,6 @@ dockapp_set_mask(GtkWidget *iconwin, char **xpm)
        gtk_widget_shape_combine_mask(iconwin, mask, 0, 0);
        g_object_unref(mask);
        g_object_unref(pixmap);
-       g_object_unref(pixbuf);
 }
 
 static GtkWidget *