remove un-needed folding
remove un-needed folding

dijkstracula/libinjection,dijkstracula/libinjection,ppliu1979/libinjection,fengjian/libinjection,ppliu1979/libinjection,fengjian/libinjection,fengjian/libinjection,ppliu1979/libinjection,dijkstracula/libinjection,dijkstracula/libinjection,fengjian/libinjection,ppliu1979/libinjection,dijkstracula/libinjection,fengjian/libinjection,ppliu1979/libinjection,fengjian/libinjection,fengjian/libinjection,ppliu1979/libinjection,dijkstracula/libinjection