remove unused code

common/web/hooks/input.go

@@ -1,6 +0,0 @@
-package hooks
-
-type Input struct {
-	Action string
-	Value  string
-}

common/web/service.go

@@ -1,10 +0,0 @@
-package web
-
-import (
-	"v2ray.com/core/common/protocol"
-)
-
-type Authenciation struct {
-	Required bool
-	User     *protocol.User
-}