testgtk: Check visual, not colormap for RGBA availability

diff --git a/tests/testgtk.c b/tests/testgtk.c
index f891f6eecd0a6116c218bc0d724c5ff07ef29145..025f89d467870fae89ec460756913e86a92df05a 100644 (file)
--- a/tests/testgtk.c
+++ b/tests/testgtk.c
@@ -147,7 +147,7 @@ on_alpha_window_expose (GtkWidget      *widget,
                                          allocation.height / 2,
                                         radius * 1.33);
 
-  if (gdk_screen_get_rgba_colormap (gtk_widget_get_screen (widget)) &&
+  if (gdk_screen_get_rgba_visual (gtk_widget_get_screen (widget)) &&
       gtk_widget_is_composited (widget))
     cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 0.0); /* transparent */
   else