Method ~binlog_cache_data

phx_percona/percona/sql/binlog.cc:334–338

  int write_event(THD *thd, Log_event *event);

  virtual ~binlog_cache_data()
  {
    DBUG_ASSERT(is_binlog_empty());
    close_cached_file(&cache_log);
  }

  bool is_binlog_empty() const
  {