[mutter] place: Assign anchor rect using automatic copy

[Jonas Ådahl <jadahl src gnome org>]

commit 2b1acea1b0315a25779126a0c94269e000bcc50c
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Tue Mar 5 20:09:42 2019 +0100

    place: Assign anchor rect using automatic copy
    
    Set the offsets in different statements.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/469

 src/core/place.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)
---
diff --git a/src/core/place.c b/src/core/place.c
index 82c3a7b9e..7b4a6a7b3 100644
--- a/src/core/place.c
+++ b/src/core/place.c
@@ -622,12 +622,9 @@ meta_window_process_placement (MetaWindow        *window,
   window_height = placement_rule->height;
   meta_window_get_frame_rect (parent, &parent_rect);
 
-  anchor_rect = (MetaRectangle) {
-    .x = parent_rect.x + placement_rule->anchor_rect.x,
-    .y = parent_rect.y + placement_rule->anchor_rect.y,
-    .width = placement_rule->anchor_rect.width,
-    .height = placement_rule->anchor_rect.height,
-  };
+  anchor_rect = placement_rule->anchor_rect;
+  anchor_rect.x += parent_rect.x;
+  anchor_rect.y += parent_rect.y;
 
   /* Place at anchor point. */
   if (placement_rule->anchor & META_PLACEMENT_ANCHOR_LEFT)