[mutter] seat: Rewrite handle_scroll in terms of MetaWaylandPointer

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

commit dde96951a7ae39b93c21f596e47de0cc9fcb214d
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Thu Apr 17 17:52:28 2014 -0400

    seat: Rewrite handle_scroll in terms of MetaWaylandPointer

 src/wayland/meta-wayland-seat.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/wayland/meta-wayland-seat.c b/src/wayland/meta-wayland-seat.c
index 4ea2219..7071a62 100644
--- a/src/wayland/meta-wayland-seat.c
+++ b/src/wayland/meta-wayland-seat.c
@@ -310,6 +310,7 @@ static void
 handle_scroll_event (MetaWaylandSeat    *seat,
                      const ClutterEvent *event)
 {
+  MetaWaylandPointer *pointer = &seat->pointer;
   struct wl_resource *resource;
   struct wl_list *l;
   wl_fixed_t x_value = 0, y_value = 0;
@@ -350,7 +351,7 @@ handle_scroll_event (MetaWaylandSeat    *seat,
       return;
     }
 
-  l = &seat->pointer.focus_resource_list;
+  l = &pointer->focus_resource_list;
   wl_resource_for_each (resource, l)
     {
       if (x_value)