From b4bda4cdf32a68b49299ae47b88f5568ee387bba Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Tue, 15 Mar 2022 20:45:58 +0100
Subject: [PATCH] LibWeb: Make invalidate_style() set child-needs-update on
 shadow hosts

---
 Userland/Libraries/LibWeb/DOM/Node.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Userland/Libraries/LibWeb/DOM/Node.cpp b/Userland/Libraries/LibWeb/DOM/Node.cpp
index 3c147f58f7..dcea0438c0 100644
--- a/Userland/Libraries/LibWeb/DOM/Node.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Node.cpp
@@ -181,6 +181,7 @@ void Node::invalidate_style()
         if (node.has_children())
             node.m_child_needs_style_update = true;
         if (auto* shadow_root = node.is_element() ? static_cast<DOM::Element&>(node).shadow_root() : nullptr) {
+            node.m_child_needs_style_update = true;
             shadow_root->m_needs_style_update = true;
             if (shadow_root->has_children())
                 shadow_root->m_child_needs_style_update = true;