Block port 443 for all protocols other than HTTPS or WSS.

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 83694437450b028590ae8617ad8ce1ec05071154..2c2cc4226b6b89791616dfe514d8cd41b291222c 100644
--- a/net/http/http_stream_factory_impl_job.cc
+++ b/net/http/http_stream_factory_impl_job.cc
@@ -631,6 +631,11 @@ int HttpStreamFactoryImpl::Job::DoStart() {
 
     is_port_allowed = IsPortAllowedByFtp(origin_.port());
   }
+  if (request_info_.url.SchemeIs("https") ||
+      request_info_.url.SchemeIs("wss")) {
+    is_port_allowed = IsPortAllowedByHttpsOrWss(origin_.port());
+  }
+
   if (!is_port_allowed && !IsPortAllowedByOverride(origin_.port())) {
     if (waiting_job_) {
       waiting_job_->Resume(this);