encoding/xml: use reflect.TypeFor for known types

For #60088

Change-Id: Ib2589b994d304cca1f2e2081639959d80818ac7f
Reviewed-on: https://go-review.googlesource.com/c/go/+/514639
Run-TryBot: Ian Lance Taylor <iant@google.com>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: David Chase <drchase@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Joseph Tsai <joetsai@digital-static.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/src/encoding/xml/read.go b/src/encoding/xml/read.go
index c1c843e4c0..e3f9a587dd 100644
--- a/src/encoding/xml/read.go
+++ b/src/encoding/xml/read.go
@@ -304,10 +304,10 @@ func (d *Decoder) unmarshalAttr(val reflect.Value, attr Attr) error {
 }
 
 var (
-	attrType            = reflect.TypeOf(Attr{})
-	unmarshalerType     = reflect.TypeOf((*Unmarshaler)(nil)).Elem()
-	unmarshalerAttrType = reflect.TypeOf((*UnmarshalerAttr)(nil)).Elem()
-	textUnmarshalerType = reflect.TypeOf((*encoding.TextUnmarshaler)(nil)).Elem()
+	attrType            = reflect.TypeFor[Attr]()
+	unmarshalerType     = reflect.TypeFor[Unmarshaler]()
+	unmarshalerAttrType = reflect.TypeFor[UnmarshalerAttr]()
+	textUnmarshalerType = reflect.TypeFor[encoding.TextUnmarshaler]()
 )
 
 const (