diff --git a/godoc/vfs/os.go b/godoc/vfs/os.go
index e107069..fa98142 100644
--- a/godoc/vfs/os.go
+++ b/godoc/vfs/os.go
@@ -7,11 +7,9 @@
 import (
 	"fmt"
 	"io/ioutil"
-	"log"
 	"os"
 	pathpkg "path"
 	"path/filepath"
-	"strings"
 )
 
 // OS returns an implementation of FileSystem reading from the
@@ -59,35 +57,9 @@
 }
 
 func (root osFS) Stat(path string) (os.FileInfo, error) {
-	return stat(root.resolve(path))
+	return os.Stat(root.resolve(path))
 }
 
-var readdir = ioutil.ReadDir // for testing
-var stat = os.Stat           // for testing
-
 func (root osFS) ReadDir(path string) ([]os.FileInfo, error) {
-	fis, err := readdir(root.resolve(path))
-	if err != nil {
-		return fis, err
-	}
-	ret := fis[:0]
-
-	// reread the files with os.Stat since they might be symbolic links
-	for _, fi := range fis {
-		if fi.Mode()&os.ModeSymlink != 0 {
-			baseName := fi.Name()
-			fi, err = root.Stat(pathpkg.Join(path, baseName))
-			if err != nil {
-				if os.IsNotExist(err) && strings.HasPrefix(baseName, ".") {
-					// Ignore editor spam files without log spam.
-					continue
-				}
-				log.Printf("ignoring symlink: %v", err)
-				continue
-			}
-		}
-		ret = append(ret, fi)
-	}
-
-	return ret, nil // is sorted
+	return ioutil.ReadDir(root.resolve(path)) // is sorted
 }
diff --git a/godoc/vfs/os_test.go b/godoc/vfs/os_test.go
deleted file mode 100644
index a22596f..0000000
--- a/godoc/vfs/os_test.go
+++ /dev/null
@@ -1,109 +0,0 @@
-// Copyright 2017 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package vfs
-
-import (
-	"bytes"
-	"errors"
-	"fmt"
-	"os"
-	"path/filepath"
-	"testing"
-	"time"
-)
-
-type fakeFileInfo struct {
-	dir      bool
-	link     bool
-	basename string
-	modtime  time.Time
-	ents     []*fakeFileInfo
-	contents string
-	err      error
-}
-
-func (f *fakeFileInfo) Name() string       { return f.basename }
-func (f *fakeFileInfo) Sys() interface{}   { return nil }
-func (f *fakeFileInfo) ModTime() time.Time { return f.modtime }
-func (f *fakeFileInfo) IsDir() bool        { return f.dir }
-func (f *fakeFileInfo) Size() int64        { return int64(len(f.contents)) }
-func (f *fakeFileInfo) Mode() os.FileMode {
-	if f.dir {
-		return 0755 | os.ModeDir
-	}
-	if f.link {
-		return 0644 | os.ModeSymlink
-	}
-	return 0644
-}
-
-func TestOSReadDirFollowsSymLinks(t *testing.T) {
-	// Stat is called on ReadDir output by osFS
-	oldstat := stat
-	stat = func(path string) (os.FileInfo, error) {
-		if filepath.ToSlash(path) != "/tmp/subdir/is_link" {
-			t.Fatalf("stat called on unexpected path %q", path)
-		}
-		return &fakeFileInfo{
-			link:     false,
-			basename: "foo",
-		}, nil
-	}
-	defer func() { stat = oldstat }()
-
-	oldreaddir := readdir
-	readdir = func(path string) ([]os.FileInfo, error) {
-		return []os.FileInfo{
-			&fakeFileInfo{
-				link:     true,
-				basename: "is_link",
-			},
-			&fakeFileInfo{
-				link:     false,
-				basename: "not_link",
-			},
-		}, nil
-	}
-	defer func() { readdir = oldreaddir }()
-
-	fs := OS("/tmp")
-	result, err := fs.ReadDir("subdir")
-
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	var gotBuf bytes.Buffer
-	for i, fi := range result {
-		fmt.Fprintf(&gotBuf, "result[%d] = %v, %v\n", i, fi.Name(), fi.Mode())
-	}
-	got := gotBuf.String()
-	want := `result[0] = foo, -rw-r--r--
-result[1] = not_link, -rw-r--r--
-`
-	if got != want {
-		t.Errorf("ReadDir got:\n%s\n\nwant:\n%s\n", got, want)
-	}
-}
-
-func TestOSReadDirHandlesReadDirErrors(t *testing.T) {
-	oldreaddir := readdir
-	readdir = func(path string) ([]os.FileInfo, error) {
-		return []os.FileInfo{
-			&fakeFileInfo{
-				dir:      false,
-				basename: "foo",
-			},
-		}, errors.New("some arbitrary filesystem failure")
-	}
-	defer func() { readdir = oldreaddir }()
-
-	fs := OS("/tmp")
-	_, err := fs.ReadDir("subdir")
-
-	if got, want := fmt.Sprint(err), "some arbitrary filesystem failure"; got != want {
-		t.Errorf("ReadDir = %v; want %q", got, want)
-	}
-}