[gtk/listmodel-get-item: 1/4] docs: Fix a typo in the migration guide

[Matthias Clasen <matthiasc src gnome org>]

commit a08fbfa58692fbadb5276dc2a425223d5d95bafe
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 11 07:52:30 2021 -0400

    docs: Fix a typo in the migration guide

 docs/reference/gtk/migrating-3to4.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/docs/reference/gtk/migrating-3to4.md b/docs/reference/gtk/migrating-3to4.md
index 0ffe95a8b5..ff2337e18f 100644
--- a/docs/reference/gtk/migrating-3to4.md
+++ b/docs/reference/gtk/migrating-3to4.md
@@ -133,7 +133,7 @@ or `gtk_style_context_get_color()` only accept the context's current
 state for their state argument. You should update all callers to pass
 the current state.
 
-### Stop using `gdk_pixbuf_get_from_window()` and `gdk_cairo_set_source_surface()`
+### Stop using `gdk_pixbuf_get_from_window()` and `gdk_cairo_set_source_window()`
 
 These functions are not supported in GTK 4. Instead, either use
 backend-specific APIs, or render your widgets using