Import wpt@09907a9c4bcee14986431d53e4381384c7c69107

third_party/WebKit/LayoutTests/imported/wpt/common/get-host-info.sub.js

Index: third_party/WebKit/LayoutTests/imported/wpt/common/get-host-info.sub.js
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/common/get-host-info.sub.js b/third_party/WebKit/LayoutTests/imported/wpt/common/get-host-info.sub.js
index 8d3d61de12a71f414d3662313fb9c72b685ea64c..5e60c49767b41df41035fc46eed02909e698839b 100644
--- a/third_party/WebKit/LayoutTests/imported/wpt/common/get-host-info.sub.js
+++ b/third_party/WebKit/LayoutTests/imported/wpt/common/get-host-info.sub.js
@@ -23,3 +23,13 @@ function get_host_info() {
     HTTPS_REMOTE_ORIGIN_WITH_CREDS: 'https://foo:bar@' + REMOTE_HOST + ':' + HTTPS_PORT,
   };
 }
+
+function get_port(loc) {
+  // When a default port is used, location.port returns the empty string.
+  // To compare with wptserve `ports` substitution we need a port...
+  // loc can be Location/<a>/<area>/URL, but assumes http/https only.
+  if (loc.port) {
+    return loc.port;
+  }
+  return loc.protocol === 'https:' ? '443' : '80';
+}