Code cleanup
Code cleanup

mixianghang/spdylay,mixianghang/spdylay,ahnan4arch/spdylay,tatsuhiro-t/spdylay,mixianghang/spdylay,tatsuhiro-t/spdylay,ahnan4arch/spdylay,mixianghang/spdylay,tatsuhiro-t/spdylay,ahnan4arch/spdylay,ahnan4arch/spdylay,tatsuhiro-t/spdylay,mixianghang/spdylay,tatsuhiro-t/spdylay,ahnan4arch/spdylay