[dirent.js] fixed 'delete' bug
[dirent.js] fixed 'delete' bug

Chilledheart/seahub,Chilledheart/seahub,madflow/seahub,madflow/seahub,madflow/seahub,miurahr/seahub,Chilledheart/seahub,madflow/seahub,madflow/seahub,miurahr/seahub,Chilledheart/seahub,Chilledheart/seahub,miurahr/seahub,miurahr/seahub