Fix some refcounting issues in the print dialog
authorMatthias Clasen <mclasen@redhat.com>
Sat, 2 Apr 2011 02:02:38 +0000 (22:02 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Sat, 2 Apr 2011 02:05:02 +0000 (22:05 -0400)
commit315bb30220a6df0d61bb1959aab7cd5fa9a67217
treeec4c15a83f76c5b2545262f1158a768601b7d4e4
parenteb02dacb370e8b4e6ef62328d0c09673b1234b32
Fix some refcounting issues in the print dialog

gtk_tree_model_get returns a reference for objects, but the
printers in the model can be NULL,
https://bugzilla.gnome.org/show_bug.cgi?id=646446
gtk/gtkprintunixdialog.c