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diff --git a/libs/tdlib/td/td/telegram/Log.h b/libs/tdlib/td/td/telegram/Log.h
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-//
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-#pragma once
-
-/**
- * \file
- * C++ interface for managing the internal logging of TDLib.
- * By default TDLib writes logs to stderr or an OS specific log and uses a verbosity level of 5.
- */
-
-#include <cstdint>
-#include <string>
-
-namespace td {
-
-/**
- * Interface for managing the internal logging of TDLib.
- * By default TDLib writes logs to stderr or an OS specific log and uses a verbosity level of 5.
- */
-class Log {
- public:
- /**
- * Sets the path to the file to where the internal TDLib log will be written.
- * By default TDLib writes logs to stderr or an OS specific log.
- * Use this method to write the log to a file instead.
- *
- * \param[in] file_path Path to a file where the internal TDLib log will be written. Use an empty path to
- * switch back to the default logging behaviour.
- * \return True on success, or false otherwise, i.e. if the file can't be opened for writing.
- */
- static bool set_file_path(std::string file_path);
-
- /**
- * Sets maximum size of the file to where the internal TDLib log is written before the file will be auto-rotated.
- * Unused if log is not written to a file. Defaults to 10 MB.
- *
- * \param[in] max_file_size Maximum size of the file to where the internal TDLib log is written before the file
- * will be auto-rotated. Should be positive.
- */
- static void set_max_file_size(std::int64_t max_file_size);
-
- /**
- * Sets the verbosity level of the internal logging of TDLib.
- * By default the TDLib uses a verbosity level of 5 for logging.
- *
- * \param[in] new_verbosity_level New value of the verbosity level for logging.
- * Value 0 corresponds to fatal errors,
- * value 1 corresponds to errors,
- * value 2 corresponds to warnings and debug warnings,
- * value 3 corresponds to informational,
- * value 4 corresponds to debug,
- * value 5 corresponds to verbose debug,
- * value greater than 5 and up to 1024 can be used to enable even more logging.
- */
- static void set_verbosity_level(int new_verbosity_level);
-
- /**
- * A type of callback function that will be called when a fatal error happens.
- *
- * \param error_message Null-terminated string with a description of a happened fatal error.
- */
- using FatalErrorCallbackPtr = void (*)(const char *error_message);
-
- /**
- * Sets the callback that will be called when a fatal error happens.
- * None of the TDLib methods can be called from the callback.
- * The TDLib will crash as soon as callback returns.
- * By default the callback is not set.
- *
- * \param[in] callback Callback that will be called when a fatal error happens.
- * Pass nullptr to remove the callback.
- */
- static void set_fatal_error_callback(FatalErrorCallbackPtr callback);
-};
-
-} // namespace td