Address PR comments

pkg/cmd/completion/completion.go

@@ -6,11 +6,11 @@ import (
 
 	"github.com/MakeNowJust/heredoc"
 	"github.com/cli/cli/pkg/cmdutil"
+	"github.com/cli/cli/pkg/iostreams"
 	"github.com/spf13/cobra"
 )
 
-func NewCmdCompletion(f *cmdutil.Factory) *cobra.Command {
-	io := f.IOStreams
+func NewCmdCompletion(io *iostreams.IOStreams) *cobra.Command {
 	var shellType string
 
 	cmd := &cobra.Command{

pkg/cmd/completion/completion_test.go

@@ -4,7 +4,6 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/cli/cli/pkg/cmdutil"
 	"github.com/cli/cli/pkg/iostreams"
 	"github.com/google/shlex"
 	"github.com/spf13/cobra"
@@ -46,10 +45,7 @@ func TestNewCmdCompletion(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			io, _, stdout, stderr := iostreams.Test()
-			f := &cmdutil.Factory{
-				IOStreams: io,
-			}
-			completeCmd := NewCmdCompletion(f)
+			completeCmd := NewCmdCompletion(io)
 			rootCmd := &cobra.Command{Use: "gh"}
 			rootCmd.AddCommand(completeCmd)
 

pkg/cmd/root/root.go

@@ -67,7 +67,7 @@ func NewCmdRoot(f *cmdutil.Factory, version, buildDate string) *cobra.Command {
 	cmd.AddCommand(configCmd.NewCmdConfig(f))
 	cmd.AddCommand(creditsCmd.NewCmdCredits(f, nil))
 	cmd.AddCommand(gistCmd.NewCmdGist(f))
-	cmd.AddCommand(completionCmd.NewCmdCompletion(f))
+	cmd.AddCommand(completionCmd.NewCmdCompletion(f.IOStreams))
 
 	// the `api` command should not inherit any extra HTTP headers
 	bareHTTPCmdFactory := *f