GTK+: stop calling 'gtk_window_set_wmclass' in new versions

* src/gtkutil.c (xg_create_frame_widgets): Stop calling deprecated
function 'gtk_window_set_wmclass' in GTK+ 3.22.

diff --git a/src/gtkutil.c b/src/gtkutil.c
index 03c404f86bb120b8dc95a64db74951761603a2a3..f3e89c82c66beec42e73b594f6675dcf5246dd6e 100644 (file)
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -1227,9 +1227,11 @@ xg_create_frame_widgets (struct frame *f)
      a lot, so we turn off double buffering.  */
   gtk_widget_set_double_buffered (wfixed, FALSE);
 
+#if ! GTK_CHECK_VERSION (3, 22, 0)
   gtk_window_set_wmclass (GTK_WINDOW (wtop),
                           SSDATA (Vx_resource_name),
                           SSDATA (Vx_resource_class));
+#endif
 
   /* Add callback to do nothing on WM_DELETE_WINDOW.  The default in
      GTK is to destroy the widget.  We want Emacs to do that instead.  */