Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/blender/implicit_sharing.cpp

@@ -0,0 +1,26 @@
+/* SPDX-FileCopyrightText: 2026 Blender Authors
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#include "util/implicit_sharing.h"
+
+#include "BLI_implicit_sharing.hh"
+
+#include "blender/CCL_api.h"
+
+namespace blender {
+
+void CCL_implicit_sharing_init()
+{
+  ccl::implicit_sharing_init(
+      [](ccl::ImplicitSharingInfo data) {
+        const auto *info = static_cast<const blender::ImplicitSharingInfo *>(data);
+        info->add_user();
+      },
+      [](ccl::ImplicitSharingInfo data) {
+        const auto *info = static_cast<const blender::ImplicitSharingInfo *>(data);
+        info->remove_user_and_delete_if_last();
+      });
+}
+
+}  // namespace blender