Remove unused code

Signed-off-by: Miloslav Trmač <mitr@redhat.com>

cmd/skopeo/inspect.go

@@ -222,13 +222,6 @@ func (opts *inspectOptions) run(args []string, stdout io.Writer) (retErr error)
 	return printTmpl(row, data)
 }
 
-func inspectNormalize(row string) string {
-	r := strings.NewReplacer(
-		".ImageID", ".Image",
-	)
-	return r.Replace(row)
-}
-
 func printTmpl(row string, data []interface{}) error {
 	t, err := template.New("skopeo inspect").Parse(row)
 	if err != nil {

cmd/skopeo/login.go

@@ -12,7 +12,6 @@ import (
 type loginOptions struct {
 	global    *globalOptions
 	loginOpts auth.LoginOptions
-	getLogin  optionalBool
 	tlsVerify optionalBool
 }
 

cmd/skopeo/unshare.go

@@ -2,10 +2,6 @@
 
 package main
 
-func maybeReexec() error {
-	return nil
-}
-
 func reexecIfNecessaryForImages(inputImageNames ...string) error {
 	return nil
 }

cmd/skopeo/utils.go

@@ -114,10 +114,6 @@ func imageFlags(global *globalOptions, shared *sharedImageOptions, flagPrefix, c
 	return fs, opts
 }
 
-type retryOptions struct {
-	maxRetry int // The number of times to possibly retry
-}
-
 func retryFlags() (pflag.FlagSet, *retry.RetryOptions) {
 	opts := retry.RetryOptions{}
 	fs := pflag.FlagSet{}