diff -r 42c7f9800e30 -r aebc7040a250 src/hotspot/share/jfr/recorder/checkpoint/jfrCheckpointBlob.hpp
--- a/src/hotspot/share/jfr/recorder/checkpoint/jfrCheckpointBlob.hpp	Tue Sep 24 14:12:08 2019 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,59 +0,0 @@
-/*
- * Copyright (c) 2016, 2019, 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.
- *
- */
-
-#ifndef SHARE_JFR_RECORDER_CHECKPOINT_JFRCHECKPOINTBLOB_HPP
-#define SHARE_JFR_RECORDER_CHECKPOINT_JFRCHECKPOINTBLOB_HPP
-
-#include "jfr/utilities/jfrAllocation.hpp"
-#include "jfr/utilities/jfrRefCountPointer.hpp"
-
-class JfrCheckpointBlob;
-class JfrCheckpointWriter;
-
-typedef RefCountPointer<JfrCheckpointBlob, MultiThreadedRefCounter> JfrCheckpointBlobReference;
-typedef RefCountHandle<JfrCheckpointBlobReference> JfrCheckpointBlobHandle;
-
-class JfrCheckpointBlob : public JfrCHeapObj {
-  template <typename, typename>
-  friend class RefCountPointer;
- private:
-  const u1* _checkpoint;
-  const size_t _size;
-  JfrCheckpointBlobHandle _next;
-  mutable bool _written;
-
-  JfrCheckpointBlob(const u1* checkpoint, size_t size);
-  ~JfrCheckpointBlob();
-  const JfrCheckpointBlobHandle& next() const;
-  void write_this(JfrCheckpointWriter& writer) const;
-
- public:
-  void write(JfrCheckpointWriter& writer) const;
-  void exclusive_write(JfrCheckpointWriter& writer) const;
-  void reset_write_state() const;
-  void set_next(const JfrCheckpointBlobHandle& ref);
-  static JfrCheckpointBlobHandle make(const u1* checkpoint, size_t size);
-};
-
-#endif // SHARE_JFR_RECORDER_CHECKPOINT_JFRCHECKPOINTBLOB_HPP