Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibWeb/CSS/StyleSheet.cpp

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2018-2021, Andreas Kling <andreas@ladybird.org>
+ * Copyright (c) 2021, the SerenityOS developers.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/Bindings/StyleSheetPrototype.h>
+#include <LibWeb/CSS/CSSStyleSheet.h>
+#include <LibWeb/CSS/StyleSheet.h>
+#include <LibWeb/DOM/Element.h>
+
+namespace Web::CSS {
+
+StyleSheet::StyleSheet(JS::Realm& realm, MediaList& media)
+    : PlatformObject(realm)
+    , m_media(media)
+{
+}
+
+void StyleSheet::visit_edges(Cell::Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_owner_node);
+    visitor.visit(m_parent_style_sheet);
+    visitor.visit(m_media);
+}
+
+void StyleSheet::set_owner_node(DOM::Element* element)
+{
+    m_owner_node = element;
+}
+
+void StyleSheet::set_parent_css_style_sheet(CSSStyleSheet* parent)
+{
+    m_parent_style_sheet = parent;
+}
+
+// https://drafts.csswg.org/cssom/#dom-stylesheet-title
+Optional<String> StyleSheet::title_for_bindings() const
+{
+    // The title attribute must return the title or null if title is the empty string.
+    if (m_title.is_empty())
+        return {};
+
+    return m_title;
+}
+
+}