Remove references to MessageMethods

gramjs/client/TelegramClient.js

@@ -17,7 +17,6 @@ const Helpers = require('../Helpers')
 const { ConnectionTCPObfuscated } = require('../network/connection/TCPObfuscated')
 const { BinaryWriter } = require('../extensions')
 const events = require('../events')
-const { MessageMethods } = require('./Messages')
 
 const DEFAULT_DC_ID = 4
 const DEFAULT_IPV4_IP = '149.154.167.51'
@@ -1219,7 +1218,4 @@ class TelegramClient {
     // endregion
 }
 
-// Method mixins
-Object.assign(TelegramClient.prototype, MessageMethods)
-
 module.exports = TelegramClient