net/http/cgi: use strings.Builder

Change-Id: Ie5a8ae104970237e6e33e75cae807c436bcd08e9
Reviewed-on: https://go-review.googlesource.com/c/go/+/428268
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>

diff --git a/src/net/http/cgi/host_test.go b/src/net/http/cgi/host_test.go
index 55ca092dbca569a110289c8925b173d92f8d697c..860e9b3e8f1b8f67a1b125b7b38e8fe2b5f8c3f5 100644 (file)
--- a/src/net/http/cgi/host_test.go
+++ b/src/net/http/cgi/host_test.go
@@ -8,7 +8,6 @@ package cgi
 
 import (
        "bufio"
-       "bytes"
        "fmt"
        "io"
        "net"
@@ -540,7 +539,7 @@ func TestEnvOverride(t *testing.T) {
 
 func TestHandlerStderr(t *testing.T) {
        check(t)
-       var stderr bytes.Buffer
+       var stderr strings.Builder
        h := &Handler{
                Path:   "testdata/test.cgi",
                Root:   "/test.cgi",