passwordEntry: Always set a layout source.

Author: mtwebster

src/passwordEntry.py

@@ -174,12 +174,12 @@ def on_current_layout_changed(self, cinnamon):
         self.update_layout_icon()
 
     def on_layout_sources_changed(self, cinnamon):
-        if not self.cinnamon.has_multiple_keyboard_layouts():
-            return
-
         self.system_layout_source = self.cinnamon.get_current_layout_source()
         self.lockscreen_layout_source = self.system_layout_source
 
+        if not self.cinnamon.has_multiple_keyboard_layouts():
+            return
+
         self.set_lockscreen_keyboard_layout()
 
     def on_icon_pressed(self, entry, icon_pos, event):