Mention single-stop gradients in the release notes

This is something people stumble over in their custom CSS.

diff --git a/docs/reference/gtk/migrating-3xtoy.xml b/docs/reference/gtk/migrating-3xtoy.xml
index 8dd4c576312b956ecc88bf372750b22f0adb0d40..a3b0a6ccda07805bc8337dc65fdef31b92ef2db6 100644 (file)
--- a/docs/reference/gtk/migrating-3xtoy.xml
+++ b/docs/reference/gtk/migrating-3xtoy.xml
@@ -404,6 +404,12 @@
       individual CSS properties: font-weight, font-size, font-family, etc.
     </para>
 
+    <para>
+      The CSS parser now warns about some more constructs that are not according
+      to the CSS spec, such as gradients with a single color stop. Instead,
+      you can just use image(&lt;color&gt;).
+    </para>
+
     <para>
       The #GtkSizeGroup:ignore-hidden property has not been working properly
       for a long time, and we've not documented it as broken and deprecated.