[mutter] pointer: Update an old function reference

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

commit 71a4fe746e122e878ac82b151e2b54893c9590ec
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Fri Aug 15 13:49:40 2014 -0400

    pointer: Update an old function reference
    
    We renamed this and I forgot to rename it here.

 src/wayland/meta-wayland-pointer.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/wayland/meta-wayland-pointer.c b/src/wayland/meta-wayland-pointer.c
index 33b43ab..50836e9 100644
--- a/src/wayland/meta-wayland-pointer.c
+++ b/src/wayland/meta-wayland-pointer.c
@@ -250,7 +250,7 @@ sync_focus_surface (MetaWaylandPointer *pointer)
   if (meta_grab_op_is_moving_or_resizing (display->grab_op))
     return;
 
-  if (meta_grab_op_should_block_wayland (display->grab_op))
+  if (!meta_grab_op_windows_are_interactable (display->grab_op))
     focus_surface = NULL;
   else
     focus_surface = pointer->current;