[mutter] wayland-pointer: Drop a phony signal disconnect

[Rui Matos <rtcm src gnome org>]

commit c380f2e03fea133c787fdc8b651420a47c7b2ed9
Author: Rui Matos <tiagomatos gmail com>
Date:   Mon Mar 7 18:02:18 2016 +0100

    wayland-pointer: Drop a phony signal disconnect
    
    cursor_sprite_prepare_at() is never connected to a MetaCursorTracker
    signal.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763159

 src/wayland/meta-wayland-pointer.c |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)
---
diff --git a/src/wayland/meta-wayland-pointer.c b/src/wayland/meta-wayland-pointer.c
index 89dd2cd..2936afc 100644
--- a/src/wayland/meta-wayland-pointer.c
+++ b/src/wayland/meta-wayland-pointer.c
@@ -1318,11 +1318,6 @@ cursor_surface_role_dispose (GObject *object)
     meta_wayland_surface_role_get_surface (META_WAYLAND_SURFACE_ROLE (object));
   MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
   MetaWaylandPointer *pointer = &compositor->seat->pointer;
-  MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
-
-  g_signal_handlers_disconnect_by_func (cursor_tracker,
-                                        (gpointer) cursor_sprite_prepare_at,
-                                        cursor_role);
 
   if (pointer->cursor_surface == surface)
     pointer->cursor_surface = NULL;