Revert "Switch from "winio" to "npipe"."

logdog/client/butler/streamserver/namedPipe_windows_test.go

 // Copyright 2017 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package streamserver
 
 import (
         "fmt"
         "os"
         "strings"
         "testing"
 
         "github.com/luci/luci-go/logdog/client/butlerlib/streamclient"
 
         "golang.org/x/net/context"
 
         . "github.com/luci/luci-go/common/testing/assertions"
         . "github.com/smartystreets/goconvey/convey"
 )
 
 func TestWindowsNamedPipeServer(t *testing.T) {
         t.Parallel()
 
         pid := os.Getpid()
 
-        // TODO(dnj): Re-enable after switching back to "winio" pending bug.
-        // See: crbug.com/702105
-        SkipConvey(`A named pipe server`, t, func() {
+        Convey(`A named pipe server`, t, func() {
                 ctx := context.Background()
 
                 Convey(`Will refuse to create if there is an empty path.`, func() {
                         _, err := NewNamedPipeServer(ctx, "")
                         So(err, ShouldErrLike, "cannot have empty name")
                 })
 
                 Convey(`Will refuse to create if longer than maximum length.`, func() {
                         _, err := NewNamedPipeServer(ctx, strings.Repeat("A", maxWindowsNamedPipeLength+1))
                         So(err, ShouldErrLike, "name exceeds maximum length")
                 })
 
                 Convey(`When created and listening.`, func() {
                         svr, err := NewNamedPipeServer(ctx, fmt.Sprintf("ButlerNamedPipeTest_%d", pid))
                         So(err, ShouldBeNil)
 
                         So(svr.Listen(), ShouldBeNil)
                         defer svr.Close()
 
                         client, err := streamclient.New(svr.Address())
                         So(err, ShouldBeNil)
 
                         testClientServer(t, svr, client)
                 })
         })
 }