html: fix misleading Tokenizer.Token comment

Change-Id: I39359b5fa52faf5b69005ba47b58be3beec16c4e
Reviewed-on: https://go-review.googlesource.com/87515
Reviewed-by: David Symonds <dsymonds@golang.org>
diff --git a/html/token.go b/html/token.go
index 893e272..e3c01d7 100644
--- a/html/token.go
+++ b/html/token.go
@@ -1161,8 +1161,8 @@
 	return nil, nil, false
 }
 
-// Token returns the next Token. The result's Data and Attr values remain valid
-// after subsequent Next calls.
+// Token returns the current Token. The result's Data and Attr values remain
+// valid after subsequent Next calls.
 func (z *Tokenizer) Token() Token {
 	t := Token{Type: z.tt}
 	switch z.tt {