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diff --git a/src/ceph/src/tools/rbd_mirror/image_replayer/EventPreprocessor.h b/src/ceph/src/tools/rbd_mirror/image_replayer/EventPreprocessor.h
deleted file mode 100644
index 67aeea0..0000000
--- a/src/ceph/src/tools/rbd_mirror/image_replayer/EventPreprocessor.h
+++ /dev/null
@@ -1,122 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#ifndef RBD_MIRROR_IMAGE_REPLAYER_EVENT_PREPROCESSOR_H
-#define RBD_MIRROR_IMAGE_REPLAYER_EVENT_PREPROCESSOR_H
-
-#include "include/int_types.h"
-#include "librbd/journal/Types.h"
-#include "librbd/journal/TypeTraits.h"
-#include <map>
-#include <string>
-#include <boost/variant/static_visitor.hpp>
-
-struct Context;
-struct ContextWQ;
-namespace journal { class Journaler; }
-namespace librbd { class ImageCtx; }
-
-namespace rbd {
-namespace mirror {
-namespace image_replayer {
-
-template <typename ImageCtxT = librbd::ImageCtx>
-class EventPreprocessor {
-public:
-  using Journaler = typename librbd::journal::TypeTraits<ImageCtxT>::Journaler;
-  using EventEntry = librbd::journal::EventEntry;
-  using MirrorPeerClientMeta = librbd::journal::MirrorPeerClientMeta;
-
-  static EventPreprocessor *create(ImageCtxT &local_image_ctx,
-                                   Journaler &remote_journaler,
-                                   const std::string &local_mirror_uuid,
-                                   MirrorPeerClientMeta *client_meta,
-                                   ContextWQ *work_queue) {
-    return new EventPreprocessor(local_image_ctx, remote_journaler,
-                                 local_mirror_uuid, client_meta, work_queue);
-  }
-
-  static void destroy(EventPreprocessor* processor) {
-    delete processor;
-  }
-
-  EventPreprocessor(ImageCtxT &local_image_ctx, Journaler &remote_journaler,
-                    const std::string &local_mirror_uuid,
-                    MirrorPeerClientMeta *client_meta, ContextWQ *work_queue);
-  ~EventPreprocessor();
-
-  bool is_required(const EventEntry &event_entry);
-  void preprocess(EventEntry *event_entry, Context *on_finish);
-
-private:
-  /**
-   * @verbatim
-   *
-   * <start>
-   *    |
-   *    v (skip if not required)
-   * REFRESH_IMAGE
-   *    |
-   *    v (skip if not required)
-   * PREPROCESS_EVENT
-   *    |
-   *    v (skip if not required)
-   * UPDATE_CLIENT
-   *
-   * @endverbatim
-   */
-
-  typedef std::map<uint64_t, uint64_t> SnapSeqs;
-
-  class PreprocessEventVisitor : public boost::static_visitor<int> {
-  public:
-    EventPreprocessor *event_preprocessor;
-
-    PreprocessEventVisitor(EventPreprocessor *event_preprocessor)
-      : event_preprocessor(event_preprocessor) {
-    }
-
-    template <typename T>
-    inline int operator()(T&) const {
-      return 0;
-    }
-    inline int operator()(librbd::journal::SnapRenameEvent &event) const {
-      return event_preprocessor->preprocess_snap_rename(event);
-    }
-  };
-
-  ImageCtxT &m_local_image_ctx;
-  Journaler &m_remote_journaler;
-  std::string m_local_mirror_uuid;
-  MirrorPeerClientMeta *m_client_meta;
-  ContextWQ *m_work_queue;
-
-  bool m_in_progress = false;
-  EventEntry *m_event_entry = nullptr;
-  Context *m_on_finish = nullptr;
-
-  SnapSeqs m_snap_seqs;
-  bool m_snap_seqs_updated = false;
-
-  bool prune_snap_map(SnapSeqs *snap_seqs);
-
-  void refresh_image();
-  void handle_refresh_image(int r);
-
-  void preprocess_event();
-  int preprocess_snap_rename(librbd::journal::SnapRenameEvent &event);
-
-  void update_client();
-  void handle_update_client(int r);
-
-  void finish(int r);
-
-};
-
-} // namespace image_replayer
-} // namespace mirror
-} // namespace rbd
-
-extern template class rbd::mirror::image_replayer::EventPreprocessor<librbd::ImageCtx>;
-
-#endif // RBD_MIRROR_IMAGE_REPLAYER_EVENT_PREPROCESSOR_H