Revert "Add deleteNotExist"
Revert "Add deleteNotExist"

This reverts commit e1ddf69ad92e5711c0814840410d8f6289789563.

syncsyncsynchalt/poi,PHELiOX/poi,yudachi/poi,poooi/poi,PHELiOX/poi,yudachi/poi,KagamiChan/poi,syncsyncsynchalt/poi,syncsyncsynchalt/poi,gnattu/poi,KagamiChan/poi,yudachi/poi,gnattu/poi,poooi/poi,syncsyncsynchalt/poi,poooi/poi,poooi/poi