x11: Remove useless check

The check survived from GTK2 when that function could still return
GdkPixmap and GdkFont objects and was accompanied by this comment:

  /* We may receive events such as NoExpose/GraphicsExpose
   * and ShmCompletion for pixmaps
   */

diff --git a/gdk/x11/gdkeventsource.c b/gdk/x11/gdkeventsource.c
index f5c68a57282d4617da0589241238ae603d901098..6faecd7391914f86937f18e46b40e20d5f1d2e71 100644 (file)
--- a/gdk/x11/gdkeventsource.c
+++ b/gdk/x11/gdkeventsource.c
@@ -83,9 +83,6 @@ gdk_event_source_get_filter_surface (GdkEventSource      *event_source,
   surface = gdk_x11_surface_lookup_for_display (event_source->display,
                                               xevent->xany.window);
 
-  if (surface && !GDK_IS_SURFACE (surface))
-    surface = NULL;
-
   return surface;
 }