Add Chromium-only Blender WebEngine parity work

blender-5.2.0/source/blender/nodes/NOD_defaults.hh

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+/* SPDX-FileCopyrightText: 2005 Blender Authors
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup nodes
+ */
+
+#pragma once
+
+namespace blender {
+
+struct bContext;
+struct bNodeTree;
+struct ID;
+struct Main;
+struct Scene;
+
+namespace nodes {
+
+/**
+ * Assumes nothing being done in ntree yet, sets the default in/out node.
+ * Called from shading buttons or header.
+ */
+void node_tree_shader_default(const bContext *C, Main *bmain, ID *id);
+
+/**
+ * Assumes nothing being done in ntree yet, sets the default in/out node.
+ * Called from compositing buttons or header.
+ */
+void node_tree_composit_default(const bContext *C, Scene *sce);
+
+/**
+ * Initializes an empty compositing node tree with default nodes.
+ */
+void node_tree_composit_default_init(const bContext *C, bNodeTree *ntree);
+
+}  // namespace nodes
+}  // namespace blender