fix from revert

keys/types.go

@@ -12,8 +12,8 @@ import (
 // Storage has many implementation, based on security and sharing requirements
 // like disk-backed, mem-backed, vault, db, etc.
 type Storage interface {
-	Put(name string, salt []byte, key []byte, info Info) error
-	Get(name string) (salt []byte, key []byte, info Info, err error)
+	Put(name string, key []byte, info Info) error
+	Get(name string) (key []byte, info Info, err error)
 	List() (Infos, error)
 	Delete(name string) error
 }