--- /dev/null	2019-11-19 22:05:02.069813242 -0800
+++ new/src/hotspot/share/classfile/classLoaderDataShared.hpp	2020-08-12 15:01:50.622553354 -0700
@@ -0,0 +1,45 @@
+ /*
+ * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#if INCLUDE_CDS_JAVA_HEAP
+
+class SerializeClosure;
+class ClassLoaderData;
+
+class ClassLoaderDataShared : AllStatic {
+private:
+  static ClassLoaderData* null_class_loader_data();
+  static ClassLoaderData* java_platform_loader_data_or_null();
+  static ClassLoaderData* java_system_loader_data_or_null();
+public:
+  static void allocate_archived_tables();
+  static void init_archived_tables();
+  static void init_archived_oops();
+  static void serialize(SerializeClosure* f);
+  static void restore_archived_oops_for_null_class_loader_data();
+  static void restore_java_platform_loader_from_archive(ClassLoaderData* loader_data);
+  static void restore_java_system_loader_from_archive(ClassLoaderData* loader_data);
+};
+
+#endif // INCLUDE_CDS_JAVA_HEAP