Fix Gtk deprecatioon ScrolledWindow.add_with_viewport

gramps/plugins/gramplet/fanchart2waygramplet.py

@@ -70,7 +70,7 @@ class FanChart2WayGramplet(FanChart2WayGrampsGUI, Gramplet):
                                         self.on_popup))
         # Replace the standard textview with the fan chart widget:
         self.gui.get_container_widget().remove(self.gui.textview)
-        self.gui.get_container_widget().add_with_viewport(self.fan)
+        self.gui.get_container_widget().add(self.fan)
         # Make sure it is visible:
         self.fan.show()
 

gramps/plugins/view/fanchart2wayview.py

@@ -135,7 +135,7 @@ class FanChart2WayView(fanchart2way.FanChart2WayGrampsGUI, NavigationView):
         self.scrolledwindow.set_policy(Gtk.PolicyType.AUTOMATIC,
                                        Gtk.PolicyType.AUTOMATIC)
         self.fan.show_all()
-        self.scrolledwindow.add_with_viewport(self.fan)
+        self.scrolledwindow.add(self.fan)
 
         return self.scrolledwindow