[gtk/gtk-3-24: 2/3] Do not require an initial configure for DnD windows

[Matthias Clasen <matthiasc src gnome org>]

commit 5a52af20cba76474e631b2a7548963bcad22d66d
Author: William Wold <wm wmww sh>
Date:   Sun Apr 5 07:11:45 2020 -0400

    Do not require an initial configure for DnD windows
    
    Fixes #2075

 gdk/wayland/gdkwindow-wayland.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gdk/wayland/gdkwindow-wayland.c b/gdk/wayland/gdkwindow-wayland.c
index 5f39c5771c..04506508f3 100644
--- a/gdk/wayland/gdkwindow-wayland.c
+++ b/gdk/wayland/gdkwindow-wayland.c
@@ -1089,6 +1089,8 @@ needs_initial_configure (GdkWindow *window)
     return FALSE;
   else if (impl->use_custom_surface)
     return FALSE;
+  else if (impl->hint == GDK_WINDOW_TYPE_HINT_DND)
+    return FALSE;
   else if (is_realized_toplevel (window))
     return TRUE;
   else if (is_realized_popup (window))