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diff --git a/src/ceph/src/tools/rbd_mirror/Instances.h b/src/ceph/src/tools/rbd_mirror/Instances.h
deleted file mode 100644
index 2aa4bcf..0000000
--- a/src/ceph/src/tools/rbd_mirror/Instances.h
+++ /dev/null
@@ -1,113 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#ifndef CEPH_RBD_MIRROR_INSTANCES_H
-#define CEPH_RBD_MIRROR_INSTANCES_H
-
-#include <map>
-#include <vector>
-
-#include "include/buffer.h"
-#include "common/AsyncOpTracker.h"
-#include "common/Mutex.h"
-#include "librbd/Watcher.h"
-
-namespace librados { class IoCtx; }
-namespace librbd { class ImageCtx; }
-
-namespace rbd {
-namespace mirror {
-
-template <typename> struct Threads;
-
-template <typename ImageCtxT = librbd::ImageCtx>
-class Instances {
-public:
-  static Instances *create(Threads<ImageCtxT> *threads,
-                           librados::IoCtx &ioctx) {
-    return new Instances(threads, ioctx);
-  }
-  void destroy() {
-    delete this;
-  }
-
-  Instances(Threads<ImageCtxT> *threads, librados::IoCtx &ioctx);
-  virtual ~Instances();
-
-  void init(Context *on_finish);
-  void shut_down(Context *on_finish);
-
-  void notify(const std::string &instance_id);
-  void list(std::vector<std::string> *instance_ids);
-
-private:
-  /**
-   * @verbatim
-   *
-   * <uninitialized> <---------------------\
-   *    | (init)           ^               |
-   *    v          (error) *               |
-   * GET_INSTANCES * * * * *            WAIT_FOR_OPS
-   *    |                                  ^
-   *    v          (shut_down)             |
-   * <initialized> ------------------------/
-   *      .
-   *      . (remove_instance)
-   *      v
-   *   REMOVE_INSTANCE
-   *
-   * @endverbatim
-   */
-
-  struct Instance {
-    std::string id;
-    Context *timer_task = nullptr;
-
-    Instance(const std::string &instance_id) : id(instance_id) {
-    }
-  };
-
-  struct C_Notify : Context {
-    Instances *instances;
-    std::string instance_id;
-
-    C_Notify(Instances *instances, const std::string &instance_id)
-      : instances(instances), instance_id(instance_id) {
-      instances->m_async_op_tracker.start_op();
-    }
-
-    void finish(int r) override {
-      instances->handle_notify(instance_id);
-      instances->m_async_op_tracker.finish_op();
-    }
-  };
-
-  Threads<ImageCtxT> *m_threads;
-  librados::IoCtx &m_ioctx;
-  CephContext *m_cct;
-
-  Mutex m_lock;
-  std::vector<std::string> m_instance_ids;
-  std::map<std::string, Instance> m_instances;
-  Context *m_on_finish = nullptr;
-  AsyncOpTracker m_async_op_tracker;
-
-  void handle_notify(const std::string &instance_id);
-
-  void get_instances();
-  void handle_get_instances(int r);
-
-  void wait_for_ops();
-  void handle_wait_for_ops(int r);
-
-  void remove_instance(Instance &instance);
-  void handle_remove_instance(int r);
-
-  void cancel_remove_task(Instance &instance);
-  void schedule_remove_task(Instance &instance);
-};
-
-} // namespace mirror
-} // namespace rbd
-
-#endif // CEPH_RBD_MIRROR_INSTANCES_H