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diff --git a/src/ceph/src/mon/MDSMonitor.h b/src/ceph/src/mon/MDSMonitor.h
deleted file mode 100644
index 3d84f92..0000000
--- a/src/ceph/src/mon/MDSMonitor.h
+++ /dev/null
@@ -1,161 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
- *
- * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software 
- * Foundation.  See file COPYING.
- * 
- */
- 
-/* Metadata Server Monitor
- */
-
-#ifndef CEPH_MDSMONITOR_H
-#define CEPH_MDSMONITOR_H
-
-#include <map>
-#include <set>
-using namespace std;
-
-#include "include/types.h"
-#include "mds/FSMap.h"
-#include "mds/MDSMap.h"
-#include "PaxosService.h"
-#include "msg/Messenger.h"
-#include "messages/MMDSBeacon.h"
-
-class MMonCommand;
-class MMDSLoadTargets;
-class MMDSMap;
-class FileSystemCommandHandler;
-
-class MDSMonitor : public PaxosService {
- public:
-  MDSMonitor(Monitor *mn, Paxos *p, string service_name);
-
-  // service methods
-  void create_initial() override;
-  void get_store_prefixes(std::set<string>& s) override;
-  void update_from_paxos(bool *need_bootstrap) override;
-  void init() override;
-  void create_pending() override; 
-  void encode_pending(MonitorDBStore::TransactionRef t) override;
-  // we don't require full versions; don't encode any.
-  void encode_full(MonitorDBStore::TransactionRef t) override { }
-  version_t get_trim_to() override;
-
-  bool preprocess_query(MonOpRequestRef op) override;  // true if processed.
-  bool prepare_update(MonOpRequestRef op) override;
-  bool should_propose(double& delay) override;
-
-  void on_active() override;
-  void on_restart() override;
-
-  void check_subs();
-  void check_sub(Subscription *sub);
-
-  const FSMap &get_pending() const { return pending_fsmap; }
-  const FSMap &get_fsmap() const { return fsmap; }
-  void dump_info(Formatter *f);
-  int print_nodes(Formatter *f);
-
-  /**
-   * Return true if a blacklist was done (i.e. OSD propose needed)
-   */
-  bool fail_mds_gid(mds_gid_t gid);
- protected:
-  // mds maps
-  FSMap fsmap;           // current
-  FSMap pending_fsmap;  // current + pending updates
-
-  // my helpers
-  void print_map(FSMap &m, int dbl=7);
-  void update_logger();
-
-  void _updated(MonOpRequestRef op);
-
-  void _note_beacon(class MMDSBeacon *m);
-  bool preprocess_beacon(MonOpRequestRef op);
-  bool prepare_beacon(MonOpRequestRef op);
-
-  bool preprocess_offload_targets(MonOpRequestRef op);
-  bool prepare_offload_targets(MonOpRequestRef op);
-
-  void get_health(list<pair<health_status_t,string> >& summary,
-		  list<pair<health_status_t,string> > *detail,
-		  CephContext *cct) const override;
-  int fail_mds(std::ostream &ss, const std::string &arg,
-      MDSMap::mds_info_t *failed_info);
-
-  bool preprocess_command(MonOpRequestRef op);
-  bool prepare_command(MonOpRequestRef op);
-
-  int parse_role(
-      const std::string &role_str,
-      mds_role_t *role,
-      std::ostream &ss);
-
-  void modify_legacy_filesystem(
-      std::function<void(std::shared_ptr<Filesystem> )> fn);
-  int legacy_filesystem_command(
-      MonOpRequestRef op,
-      std::string const &prefix,
-      map<string, cmd_vartype> &cmdmap,
-      std::stringstream &ss);
-  int filesystem_command(
-      MonOpRequestRef op,
-      std::string const &prefix,
-      map<string, cmd_vartype> &cmdmap,
-      std::stringstream &ss);
-
-  // beacons
-  struct beacon_info_t {
-    utime_t stamp;
-    uint64_t seq;
-  };
-  map<mds_gid_t, beacon_info_t> last_beacon;
-
-  bool try_standby_replay(
-      const MDSMap::mds_info_t& finfo,
-      const Filesystem &leader_fs,
-      const MDSMap::mds_info_t& ainfo);
-
-  std::list<std::shared_ptr<FileSystemCommandHandler> > handlers;
-
-  bool maybe_promote_standby(std::shared_ptr<Filesystem> fs);
-  bool maybe_expand_cluster(std::shared_ptr<Filesystem> fs);
-  void maybe_replace_gid(mds_gid_t gid, const MDSMap::mds_info_t& info,
-      bool *mds_propose, bool *osd_propose);
-  void tick() override;     // check state, take actions
-
-  int dump_metadata(const string& who, Formatter *f, ostream& err);
-
-  void update_metadata(mds_gid_t gid, const Metadata& metadata);
-  void remove_from_metadata(MonitorDBStore::TransactionRef t);
-  int load_metadata(map<mds_gid_t, Metadata>& m);
-  void count_metadata(const string& field, Formatter *f);
-public:
-  void count_metadata(const string& field, map<string,int> *out);
-protected:
-
-  // MDS daemon GID to latest health state from that GID
-  std::map<uint64_t, MDSHealth> pending_daemon_health;
-  std::set<uint64_t> pending_daemon_health_rm;
-
-
-  map<mds_gid_t, Metadata> pending_metadata;
-
-  mds_gid_t gid_from_arg(const std::string& arg, std::ostream& err);
-
-  // When did the mon last call into our tick() method?  Used for detecting
-  // when the mon was not updating us for some period (e.g. during slow
-  // election) to reset last_beacon timeouts
-  utime_t last_tick;
-};
-
-#endif