From 4ce8ebc4094512b9916bfa5984065e95ac97c9d8 Mon Sep 17 00:00:00 2001
From: Konstantin Tokarev <annulen@yandex.ru>
Date: Fri, 26 Jan 2018 20:50:07 +0300
Subject: [PATCH] Add missing #include <functional>

Change-Id: Ic5499c1854479064b735bff79b3501992a20a12f
---
 Source/WebCore/dom/SlotAssignment.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/WebCore/dom/SlotAssignment.h b/Source/WebCore/dom/SlotAssignment.h
index 0fcd4dfa6de8..9b9ebe429816 100644
--- a/Source/WebCore/dom/SlotAssignment.h
+++ b/Source/WebCore/dom/SlotAssignment.h
@@ -28,6 +28,7 @@
 
 #if ENABLE(SHADOW_DOM) || ENABLE(DETAILS_ELEMENT)
 
+#include <functional>
 #include <wtf/HashMap.h>
 #include <wtf/HashSet.h>
 #include <wtf/Vector.h>