Update migration guide for pass-through

diff --git a/docs/reference/gtk/migrating-3to4.xml b/docs/reference/gtk/migrating-3to4.xml
index 8b79b7bca1f4b025a0476d521bfec12ebe564433..0c453d44347992236c0177974ecc4255d9af2605 100644 (file)
--- a/docs/reference/gtk/migrating-3to4.xml
+++ b/docs/reference/gtk/migrating-3to4.xml
@@ -623,6 +623,15 @@
         GtkPasswordEntry.
       </para>
     </section>
+
+    <section>
+      <title>Adapt to changes in GtkOverlay API</title>
+      <para>
+        The GtkOverlay::pass-through child property has been replaced by the
+        GtkWidget::can-pick property. Note that they have the oppositve sense:
+        pass-through == !can-pick.
+      </para>
+    </section>
   </section>
 
 </chapter>