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/DOM/ProcessingInstruction.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2021, the SerenityOS developers.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/DOM/CharacterData.h>
+
+namespace Web::DOM {
+
+class ProcessingInstruction final : public CharacterData {
+    WEB_PLATFORM_OBJECT(ProcessingInstruction, CharacterData);
+    JS_DECLARE_ALLOCATOR(ProcessingInstruction);
+
+public:
+    virtual ~ProcessingInstruction() override = default;
+
+    virtual FlyString node_name() const override { return m_target; }
+
+    String const& target() const { return m_target; }
+
+private:
+    ProcessingInstruction(Document&, String const& data, String const& target);
+
+    virtual void initialize(JS::Realm&) override;
+
+    String m_target;
+};
+
+template<>
+inline bool Node::fast_is<ProcessingInstruction>() const { return node_type() == (u16)NodeType::PROCESSING_INSTRUCTION_NODE; }
+
+}