Change the AlternativeServiceMap with SchemeOriginPair key.

net/http/http_stream_factory_impl_job.cc

Index: net/http/http_stream_factory_impl_job.cc
diff --git a/net/http/http_stream_factory_impl_job.cc b/net/http/http_stream_factory_impl_job.cc
index 82a760c2a536ccb2101fee2614a91f1bf1e7b951..110b90a1316f30aaf5625172c27af4d626ef2da5 100644
--- a/net/http/http_stream_factory_impl_job.cc
+++ b/net/http/http_stream_factory_impl_job.cc
@@ -254,9 +254,9 @@ int HttpStreamFactoryImpl::Job::Preconnect(int num_streams) {
   DCHECK_GT(num_streams, 0);
   base::WeakPtr<HttpServerProperties> http_server_properties =
       session_->http_server_properties();
+  url::SchemeHostPort scheme_origin(request_info_.url);
   if (http_server_properties &&
-      http_server_properties->SupportsRequestPriority(
-          HostPortPair::FromURL(request_info_.url))) {
+      http_server_properties->SupportsRequestPriority(scheme_origin)) {
     num_streams_ = 1;
   } else {
     num_streams_ = num_streams;