diff --git a/src/calibre/gui2/dbus_export/menu2.py b/src/calibre/gui2/dbus_export/menu2.py
deleted file mode 100644
index 8b3de3cd0e..0000000000
--- a/src/calibre/gui2/dbus_export/menu2.py
+++ /dev/null
@@ -1,66 +0,0 @@
-#!/usr/bin/env python
-# vim:fileencoding=utf-8
-
-
-__license__ = 'GPL v3'
-__copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
-
-# A implementation of the GMenuModel export of menus/actions on DBus.
-# GMenuModel is pretty bad, does not support icons, for instance, so I have not
-# bothered to complete it. See gtk.py for an exmaple app that creates a
-# GMenuModel menu.
-#
-# Partial spec: https://wiki.gnome.org/Projects/GLib/GApplication/DBusAPI
-
-import dbus
-from qt.core import QObject, pyqtSignal, QTimer, Qt
-
-from calibre.utils.dbus_service import Object, method as dbus_method, signal as dbus_signal
-from calibre.gui2.dbus_export.utils import set_X_window_properties
-from polyglot.builtins import unicode_type
-
-
-def add_window_properties_for_menu(widget, object_path, bus):
-    op = unicode_type(object_path)
-    set_X_window_properties(
-            widget.effectiveWinId(), _UNITY_OBJECT_PATH=op,
-            _GTK_UNIQUE_BUS_NAME=unicode_type(bus.get_unique_name()),
-            _GTK_MENUBAR_OBJECT_PATH=op)
-
-
-class DBusMenu(QObject):
-
-    handle_event_signal = pyqtSignal(object, object, object, object)
-
-    def __init__(self, object_path, parent=None, bus=None):
-        QObject.__init__(self, parent)
-        # Unity barfs is the Event DBUS method does not return immediately, so
-        # handle it asynchronously
-        self.handle_event_signal.connect(self.handle_event, type=Qt.ConnectionType.QueuedConnection)
-        self.dbus_api = DBusMenuAPI(self, object_path, bus=bus)
-        self.set_status = self.dbus_api.set_status
-        self._next_id = 0
-        self.action_changed_timer = t = QTimer(self)
-        t.setInterval(0), t.setSingleShot(True), t.timeout.connect(self.actions_changed)
-        self.layout_changed_timer = t = QTimer(self)
-        t.setInterval(0), t.setSingleShot(True), t.timeout.connect(self.layouts_changed)
-        self.init_maps()
-
-    @property
-    def object_path(self):
-        return self.dbus_api._object_path
-
-
-class DBusMenuAPI(Object):
-
-    ACTIONS_IFACE = 'org.gtk.Actions'
-
-    def __init__(self, menu, object_path, bus=None):
-        if bus is None:
-            bus = dbus.SessionBus()
-        Object.__init__(self, bus, object_path)
-        self.status = 'normal'
-        self.menu = menu
-        self.revision = 0
-
-        dbus_method, dbus_signal