[gtkmm/directorylist] Gtk::DirectoryList: fix ref count and property

[Andreas Persson <andreasp src gnome org>]

commit b2bd71e70494f5d38601d77d9ec4e03c28bf9f75
Author: Andreas Persson <andreasp56 outlook com>
Date:   Sun Oct 4 18:53:10 2020 +0200

    Gtk::DirectoryList: fix ref count and property
    
    Declare the get_file methods as refreturn. Remove item-type property, as
    it was recently removed from gtk.

 gtk/src/directorylist.hg | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/gtk/src/directorylist.hg b/gtk/src/directorylist.hg
index fa9181d8..6e6e814c 100644
--- a/gtk/src/directorylist.hg
+++ b/gtk/src/directorylist.hg
@@ -65,8 +65,8 @@ public:
   _WRAP_CREATE(const std::string& attributes, const Glib::RefPtr<Gio::File>& file = {})
 
   _WRAP_METHOD(void set_file(const Glib::RefPtr<Gio::File>& file), gtk_directory_list_set_file)
-  _WRAP_METHOD(Glib::RefPtr<Gio::File> get_file(), gtk_directory_list_get_file)
-  _WRAP_METHOD(Glib::RefPtr<const Gio::File> get_file() const, gtk_directory_list_get_file, constversion)
+  _WRAP_METHOD(Glib::RefPtr<Gio::File> get_file(), gtk_directory_list_get_file, refreturn)
+  _WRAP_METHOD(Glib::RefPtr<const Gio::File> get_file() const, gtk_directory_list_get_file, refreturn, 
constversion)
   _WRAP_METHOD(void set_attributes(const std::string& attributes), gtk_directory_list_set_attributes)
   _WRAP_METHOD(std::string get_attributes() const, gtk_directory_list_get_attributes)
   _WRAP_METHOD(void set_io_priority(int io_priority), gtk_directory_list_set_io_priority)
@@ -83,7 +83,6 @@ public:
   _WRAP_PROPERTY("error", Glib::Error)
   _WRAP_PROPERTY("file", Glib::RefPtr<Gio::File>)
   _WRAP_PROPERTY("io-priority", int)
-  _WRAP_PROPERTY("item-type", GType)
   _WRAP_PROPERTY("loading", bool)
   _WRAP_PROPERTY("monitored", bool)
 };