Move to show_stage

Author: lenemter

src/WindowManager.vala

@@ -157,11 +157,6 @@ namespace Gala {
                 });
             }
 #endif
-
-            var scroll_action = new SuperScrollAction (display);
-            scroll_action.triggered.connect (handle_super_scroll);
-
-            stage.add_action_full ("super-scroll-action", CAPTURE, scroll_action);
         }
 
         private void handle_super_scroll (uint32 timestamp, double dx, double dy) {
@@ -416,6 +411,10 @@ namespace Gala {
 
             display.window_created.connect ((window) => window_created (window));
 
+            var scroll_action = new SuperScrollAction (display);
+            scroll_action.triggered.connect (handle_super_scroll);
+            stage.add_action_full ("super-scroll-action", CAPTURE, scroll_action);
+
             stage.show ();
 
             Idle.add (() => {