cmd/go/internal/modconv: remove unused variables

Change-Id: I429db8dca219fb931f7b05ce7a7324e8c4ba935b
GitHub-Last-Rev: 2257a5bf23e7d79f54bedba2c2bed8c59bb6114c
GitHub-Pull-Request: golang/go#29999
Reviewed-on: https://go-review.googlesource.com/c/160423Reviewed-by: Bryan C. Mills <bcmills@google.com>
Run-TryBot: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>

src/cmd/go/internal/modconv/glide.go

@@ -15,8 +15,7 @@ func ParseGlideLock(file string, data []byte) (*modfile.File, error) {
 	mf := new(modfile.File)
 	imports := false
 	name := ""
-	for lineno, line := range strings.Split(string(data), "\n") {
-		lineno++
+	for _, line := range strings.Split(string(data), "\n") {
 		if line == "" {
 			continue
 		}

src/cmd/go/internal/modconv/glock.go

@@ -13,8 +13,7 @@ import (
 
 func ParseGLOCKFILE(file string, data []byte) (*modfile.File, error) {
 	mf := new(modfile.File)
-	for lineno, line := range strings.Split(string(data), "\n") {
-		lineno++
+	for _, line := range strings.Split(string(data), "\n") {
 		f := strings.Fields(line)
 		if len(f) >= 2 && f[0] != "cmd" {
 			mf.Require = append(mf.Require, &modfile.Require{Mod: module.Version{Path: f[0], Version: f[1]}})

src/cmd/go/internal/modconv/tsv.go

@@ -13,8 +13,7 @@ import (
 
 func ParseDependenciesTSV(file string, data []byte) (*modfile.File, error) {
 	mf := new(modfile.File)
-	for lineno, line := range strings.Split(string(data), "\n") {
-		lineno++
+	for _, line := range strings.Split(string(data), "\n") {
 		f := strings.Split(line, "\t")
 		if len(f) >= 3 {
 			mf.Require = append(mf.Require, &modfile.Require{Mod: module.Version{Path: f[0], Version: f[2]}})

src/cmd/go/internal/modconv/vconf.go

@@ -13,8 +13,7 @@ import (
 
 func ParseVendorConf(file string, data []byte) (*modfile.File, error) {
 	mf := new(modfile.File)
-	for lineno, line := range strings.Split(string(data), "\n") {
-		lineno++
+	for _, line := range strings.Split(string(data), "\n") {
 		if i := strings.Index(line, "#"); i >= 0 {
 			line = line[:i]
 		}

src/cmd/go/internal/modconv/vyml.go

@@ -15,8 +15,7 @@ func ParseVendorYML(file string, data []byte) (*modfile.File, error) {
 	mf := new(modfile.File)
 	vendors := false
 	path := ""
-	for lineno, line := range strings.Split(string(data), "\n") {
-		lineno++
+	for _, line := range strings.Split(string(data), "\n") {
 		if line == "" {
 			continue
 		}