[mutter/cherry-pick-70e44c28-2] backends: Do not try to move pointer onscreen in common code

[Jonas Ådahl <jadahl src gnome org>]

commit fd9803892d02f681663f1892805267734ab2f390
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Jan 14 20:32:37 2022 +0100

    backends: Do not try to move pointer onscreen in common code
    
    This is now handled inside the input thread in the native backend,
    and X11 has always done something similar to this. This common code
    is no longer necessary.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2237>
    (cherry picked from commit 5e3f89e3425772e06429204df0e6717748bf48e0)

 src/backends/meta-backend.c | 21 ---------------------
 1 file changed, 21 deletions(-)
---
diff --git a/src/backends/meta-backend.c b/src/backends/meta-backend.c
index ff84bfe6a9..f5bc0883a9 100644
--- a/src/backends/meta-backend.c
+++ b/src/backends/meta-backend.c
@@ -336,28 +336,7 @@ update_cursors (MetaBackend *backend)
 void
 meta_backend_monitors_changed (MetaBackend *backend)
 {
-  MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
-  MetaMonitorManager *monitor_manager =
-    meta_backend_get_monitor_manager (backend);
-  ClutterSeat *seat = clutter_backend_get_default_seat (priv->clutter_backend);
-  ClutterInputDevice *device = clutter_seat_get_pointer (seat);
-  graphene_point_t point;
-
   meta_backend_sync_screen_size (backend);
-
-  if (clutter_seat_query_state (seat, device, NULL, &point, NULL))
-    {
-      /* If we're outside all monitors, warp the pointer back inside */
-      if ((!meta_monitor_manager_get_logical_monitor_at (monitor_manager,
-                                                         point.x, point.y) ||
-           !priv->is_pointer_position_initialized) &&
-          !meta_monitor_manager_is_headless (monitor_manager))
-        {
-          reset_pointer_position (backend);
-          priv->is_pointer_position_initialized = TRUE;
-        }
-    }
-
   update_cursors (backend);
 }