NxtJs5ChannelHandler
constructor( bootstrap: Bootstrap, scopeId: Int, gameId: Int, hostname: String, port: Int, buildMajor: Int, buildMinor: Int, lastMasterIndexId: Int?, continuation: Continuation<Unit>, importer: CacheImporter, token: String, languageId: Int, musicStreamClient: MusicStreamClient, maxMinorBuildAttempts: Int = 5)