Removes dead code (#7642)
Removes dead code (#7642)

Appears to be handled by server.stream_node_max_bytes in reality.
ctripcorp/redis,antirez/redis,oranagra/redis,neomantra/redis,soloestoy/redis,soloestoy/redis,neomantra/redis,ctripcorp/redis,charsyam/redis,antirez/redis,oranagra/redis,PKRoma/redis,soloestoy/redis,soloestoy/redis,yossigo/redis,PKRoma/redis,PKRoma/redis,yossigo/redis,ofirluzon/redis,antirez/redis,ofirluzon/redis,neomantra/redis,ctripcorp/redis,oranagra/redis,antirez/redis,charsyam/redis,soloestoy/redis,charsyam/redis,ctripcorp/redis,oranagra/redis,ofirluzon/redis,yossigo/redis,ofirluzon/redis,neomantra/redis,charsyam/redis,neomantra/redis,yossigo/redis,PKRoma/redis,yossigo/redis,oranagra/redis,charsyam/redis,PKRoma/redis,ofirluzon/redis