Merge fd1c9c8 into 432dbab

Author: annevk

html/browsers/history/the-location-interface/location-origin-idna.sub.window.js

@@ -0,0 +1,11 @@
+async_test(t => {
+  const frame = document.createElement("iframe"),
+        asciiOrigin = location.protocol + "//{{domains[天気の良い日]}}:" + location.port,
+        path = new URL("resources/post-your-origin.html", location).pathname;
+  frame.src = asciiOrigin + path;
+  self.onmessage = t.step_func_done(e => {
+    assert_equals(e.data.origin, asciiOrigin);
+  });
+  document.body.appendChild(frame);
+  t.add_cleanup(() => frame.remove());
+}, "Test that location.origin returns ASCII");

html/browsers/history/the-location-interface/resources/post-your-origin.html

@@ -0,0 +1,3 @@
+<script>
+parent.postMessage({origin: location.origin}, "*");
+</script>