Everywhere: Hoist the Libraries folder to the top-level

Libraries/LibWeb/HTML/HTMLAudioElement.h

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2020, the SerenityOS developers.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/HTML/HTMLMediaElement.h>
+
+namespace Web::HTML {
+
+class HTMLAudioElement final : public HTMLMediaElement {
+    WEB_PLATFORM_OBJECT(HTMLAudioElement, HTMLMediaElement);
+    JS_DECLARE_ALLOCATOR(HTMLAudioElement);
+
+public:
+    virtual ~HTMLAudioElement() override;
+
+    Layout::AudioBox* layout_node();
+    Layout::AudioBox const* layout_node() const;
+
+private:
+    HTMLAudioElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
+
+    virtual JS::GCPtr<Layout::Node> create_layout_node(CSS::StyleProperties) override;
+
+    virtual void on_playing() override;
+    virtual void on_paused() override;
+    virtual void on_seek(double, MediaSeekMode) override;
+    virtual void on_volume_change() override;
+};
+
+}