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/HTML/HTMLHtmlElement.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/ARIA/Roles.h>
+#include <LibWeb/HTML/HTMLElement.h>
+
+namespace Web::HTML {
+
+class HTMLHtmlElement final : public HTMLElement {
+    WEB_PLATFORM_OBJECT(HTMLHtmlElement, HTMLElement);
+    JS_DECLARE_ALLOCATOR(HTMLHtmlElement);
+
+public:
+    virtual ~HTMLHtmlElement() override;
+
+    bool should_use_body_background_properties() const;
+
+    // https://www.w3.org/TR/html-aria/#el-html
+    virtual Optional<ARIA::Role> default_role() const override { return ARIA::Role::document; }
+
+private:
+    HTMLHtmlElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
+    virtual bool is_html_html_element() const override { return true; }
+};
+
+}
+
+namespace Web::DOM {
+template<>
+inline bool Node::fast_is<HTML::HTMLHtmlElement>() const { return is_html_html_element(); }
+}