LibWeb: Remove unused Layout::Node::did_insert_into_layout_tree()

Userland/Libraries/LibWeb/Layout/Node.cpp

@@ -201,10 +201,6 @@ NodeWithStyle::NodeWithStyle(DOM::Document& document, DOM::Node* node, CSS::Comp
     m_font = Platform::FontPlugin::the().default_font();
 }
 
-void NodeWithStyle::did_insert_into_layout_tree(CSS::StyleProperties const&)
-{
-}
-
 void NodeWithStyle::apply_style(const CSS::StyleProperties& computed_style)
 {
     auto& computed_values = static_cast<CSS::MutableComputedValues&>(m_computed_values);

Userland/Libraries/LibWeb/Layout/Node.h

@@ -170,8 +170,6 @@ public:
 
     NonnullRefPtr<NodeWithStyle> create_anonymous_wrapper() const;
 
-    void did_insert_into_layout_tree(CSS::StyleProperties const&);
-
 protected:
     NodeWithStyle(DOM::Document&, DOM::Node*, NonnullRefPtr<CSS::StyleProperties>);
     NodeWithStyle(DOM::Document&, DOM::Node*, CSS::ComputedValues);

Userland/Libraries/LibWeb/Layout/TreeBuilder.cpp

@@ -187,9 +187,6 @@ void TreeBuilder::create_layout_tree(DOM::Node& dom_node, TreeBuilder::Context&
         insert_node_into_inline_or_block_ancestor(layout_node);
     }
 
-    if (layout_node->has_style() && style)
-        static_cast<Layout::NodeWithStyle&>(*layout_node).did_insert_into_layout_tree(*style);
-
     auto* shadow_root = is<DOM::Element>(dom_node) ? verify_cast<DOM::Element>(dom_node).shadow_root() : nullptr;
 
     if ((dom_node.has_children() || shadow_root) && layout_node->can_have_children()) {