popover: set the shape on the correct window

the parent window is now the toplevel's window.

diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index 05cbacb346a5b0c9144b80b0b8cb604e8303dd32..43d41a6a9152e061ca62e1d3fb56423f23b483e7 100644 (file)
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -970,7 +970,7 @@ gtk_popover_update_shape (GtkPopover *popover)
   gtk_widget_shape_combine_region (widget, region);
   cairo_region_destroy (region);
 
-  gdk_window_set_child_shapes (gtk_widget_get_parent_window (widget));
+  gdk_window_set_child_shapes (gtk_widget_get_window (widget));
 }
 
 static void