[mutter/wayland] window: Remove another bogus comment

[Jasper St. Pierre <jstpierre src gnome org>]

commit fcb2ab41b2e768777836c569477a00f1993e4df0
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Mar 18 11:22:17 2014 -0400

    window: Remove another bogus comment
    
    It's not referring to anything!

 src/core/window.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/src/core/window.c b/src/core/window.c
index 729872f..394703e 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -1325,12 +1325,6 @@ meta_window_wayland_new (MetaDisplay        *display,
 
   meta_error_trap_pop (display); /* pop the XSync()-reducing trap */
 
-  /* XXX: Maybe this could be called in meta_window_new_shared() but
-   * before splitting the X11 specific code out it came after the
-   * meta_error_trap_pop() and we wanted to minimize the risk of
-   * breaking something.
-   */
-
   return window;
 }