Import wpt@09907a9c4bcee14986431d53e4381384c7c69107

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

 function get_host_info() {
 
   var HTTP_PORT = '{{ports[http][0]}}';
   var HTTP_PORT2 = '{{ports[http][1]}}';
   var HTTPS_PORT = '{{ports[https][0]}}';
   var ORIGINAL_HOST = '{{host}}';
   var REMOTE_HOST = (ORIGINAL_HOST === 'localhost') ? '127.0.0.1' : ('www1.' + ORIGINAL_HOST);
 
   return {
     HTTP_PORT: HTTP_PORT,
     HTTP_PORT2: HTTP_PORT2,
     HTTPS_PORT: HTTPS_PORT,
     ORIGINAL_HOST: ORIGINAL_HOST,
     REMOTE_HOST: REMOTE_HOST,
 
     HTTP_ORIGIN: 'http://' + ORIGINAL_HOST + ':' + HTTP_PORT,
     HTTPS_ORIGIN: 'https://' + ORIGINAL_HOST + ':' + HTTPS_PORT,
     HTTPS_ORIGIN_WITH_CREDS: 'https://foo:bar@' + ORIGINAL_HOST + ':' + HTTPS_PORT,
     HTTP_ORIGIN_WITH_DIFFERENT_PORT: 'http://' + ORIGINAL_HOST + ':' + HTTP_PORT2,
     HTTP_REMOTE_ORIGIN: 'http://' + REMOTE_HOST + ':' + HTTP_PORT,
     HTTP_REMOTE_ORIGIN_WITH_DIFFERENT_PORT: 'http://' + REMOTE_HOST + ':' + HTTP_PORT2,
     HTTPS_REMOTE_ORIGIN: 'https://' + REMOTE_HOST + ':' + HTTPS_PORT,
     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';
+}