From 0a3f30fb12d52d9a169dcd22798b88ad0a591030 Mon Sep 17 00:00:00 2001
From: Anthony Ramine <n.oxyde@gmail.com>
Date: Thu, 22 Feb 2018 10:20:17 +0100
Subject: [PATCH] Return an error when animating `column-count: auto`

This changes the behaviour of animations of `column-count`
(hello Captain Obvious) but this is a bugfix.
---
 components/style/values/generics/column.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/style/values/generics/column.rs b/components/style/values/generics/column.rs
index 212eb28b110..f0a0830078d 100644
--- a/components/style/values/generics/column.rs
+++ b/components/style/values/generics/column.rs
@@ -11,6 +11,7 @@ pub enum ColumnCount<PositiveInteger> {
     /// A positive integer.
     Integer(PositiveInteger),
     /// The keyword `auto`.
+    #[animation(error)]
     Auto,
 }