[gtk/matthiasc/surface-state-rework: 79/80] docs: Add gtk_window_is_fullscreen

[Matthias Clasen <matthiasc src gnome org>]

commit 52ac5b886bbf89bde18b67226c6334f7bb4da119
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Dec 5 12:29:17 2020 -0500

    docs: Add gtk_window_is_fullscreen

 docs/reference/gtk/gtk4-sections.txt | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/docs/reference/gtk/gtk4-sections.txt b/docs/reference/gtk/gtk4-sections.txt
index 3c6154c4b7..abfab5db83 100644
--- a/docs/reference/gtk/gtk4-sections.txt
+++ b/docs/reference/gtk/gtk4-sections.txt
@@ -4613,6 +4613,7 @@ gtk_window_set_destroy_with_parent
 gtk_window_set_display
 gtk_window_is_active
 gtk_window_is_maximized
+gtk_window_is_fullscreen
 gtk_window_get_toplevels
 gtk_window_list_toplevels
 gtk_window_get_focus