[mutter/gbsneto/offscreen-paint-node: 4/8] clutter/deform-effect: Use clutter_offscreen_effect_get_target_size()

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit e5ee6e1138960d39c1edbdc43c65d9d6481e2e37
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sun Jul 5 18:40:48 2020 -0300

    clutter/deform-effect: Use clutter_offscreen_effect_get_target_size()
    
    We don't read the x/y position anyway.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1355

 clutter/clutter/clutter-deform-effect.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)
---
diff --git a/clutter/clutter/clutter-deform-effect.c b/clutter/clutter/clutter-deform-effect.c
index fbd524690c..eca46e8f93 100644
--- a/clutter/clutter/clutter-deform-effect.c
+++ b/clutter/clutter/clutter-deform-effect.c
@@ -179,7 +179,6 @@ clutter_deform_effect_paint_target (ClutterOffscreenEffect *effect,
 
   if (priv->is_dirty)
     {
-      graphene_rect_t rect;
       gboolean mapped_buffer;
       CoglVertexP3T2C4 *verts;
       ClutterActor *actor;
@@ -193,12 +192,7 @@ clutter_deform_effect_paint_target (ClutterOffscreenEffect *effect,
       /* if we don't have a target size, fall back to the actor's
        * allocation, though wrong it might be
        */
-      if (clutter_offscreen_effect_get_target_rect (effect, &rect))
-        {
-          width = graphene_rect_get_width (&rect);
-          height = graphene_rect_get_height (&rect);
-        }
-      else
+      if (!clutter_offscreen_effect_get_target_size (effect, &width, &height))
         clutter_actor_get_size (actor, &width, &height);
 
       /* XXX ideally, the sub-classes should tell us what they