[mutter] common: Replace left-over screen reference

[Florian Müllner <fmuellner src gnome org>]

commit f19260bfde886d6335a05a47524cdf5942c432ed
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Sep 11 13:58:00 2018 +0200

    common: Replace left-over screen reference

 src/meta/common.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/meta/common.h b/src/meta/common.h
index d5dae613a..02ce630db 100644
--- a/src/meta/common.h
+++ b/src/meta/common.h
@@ -300,7 +300,7 @@ typedef enum
 
 /* Relative directions or sides seem to come up all over the place... */
 /* FIXME: Replace
- *   screen.[ch]:MetaScreenDirection,
+ *   display.[ch]:MetaDisplayDirection,
  *   workspace.[ch]:MetaMotionDirection,
  * with the use of MetaDirection.
  */