Updates #16737
Change-Id: Ia51fc9b06df43b7c6f7136e90b40362263c20081
Reviewed-on: https://go-review.googlesource.com/27126
Reviewed-by: Chris Broadfoot <cbro@golang.org>
<p>
The server's <a href="/pkg/net/http/#Server.Serve"><code>Serve</code></a> method
now only enables HTTP/2 support if the <code>Server.TLSConfig</code> field is <code>nil</code>
-or includes <code>"h2"</code> in its <code>TLSConfig.NextProto</code>.
+or includes <code>"h2"</code> in its <code>TLSConfig.NextProtos</code>.
</p>
<p>