[metacity] window-props: use memcmp() to compare GtkBorder structs

[Alberts Muktupāvels <muktupavels src gnome org>]

commit a67b6762aa708b6dbe41e964ae41548cdcce6968
Author: Cosimo Cecchi <cosimo endlessm com>
Date:   Fri Feb 13 14:54:37 2015 -0800

    window-props: use memcmp() to compare GtkBorder structs
    
    Saves some code.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=744500

 src/core/window-props.c |   13 ++-----------
 1 files changed, 2 insertions(+), 11 deletions(-)
---
diff --git a/src/core/window-props.c b/src/core/window-props.c
index 35a8dfd..dde9818 100644
--- a/src/core/window-props.c
+++ b/src/core/window-props.c
@@ -310,23 +310,14 @@ reload_kwm_win_icon (MetaWindow    *window,
   reload_icon (window, window->display->atom__KWM_WIN_ICON);
 }
 
-static gboolean
-gtk_border_equal (GtkBorder *a,
-                  GtkBorder *b)
-{
-  return (a->left == b->left &&
-          a->right == b->right &&
-          a->top == b->top &&
-          a->bottom == b->bottom);
-}
-
 static void
 meta_window_set_custom_frame_extents (MetaWindow *window,
                                       GtkBorder  *extents)
 {
   if (extents)
     {
-      if (window->has_custom_frame_extents && gtk_border_equal (&window->custom_frame_extents, extents))
+      if (window->has_custom_frame_extents &&
+          memcmp (&window->custom_frame_extents, extents, sizeof (GtkBorder)) == 0)
         return;
 
       window->has_custom_frame_extents = TRUE;