Bug 1485856 [wpt PR 12662] - HTML: review followup, a=testonly

Automatic update from web-platform-testsHTML: review followup (#12662)

Follow up to review comments in
web-platform-tests/wpt#12636.
--

wpt-commits: a63935ce4574b32d850cf0063f6ea508ad517986
wpt-pr: 12662

UltraBlame original commit: a496daf666ea48b0fa47d87702e6d3c021d95925

testing/web-platform/meta/MANIFEST.json

@@ -607230,7 +607230,7 @@
    "testharness"
   ],
   "html/webappapis/dynamic-markup-insertion/opening-the-input-stream/url.window.js": [
-   "282e58e9c380fc214365522163c8bc09a67afc3b",
+   "4e7c649f4533958112e6bd1dd59537619d7cc62d",
    "testharness"
   ],
   "html/webappapis/microtask-queuing/queue-microtask-exceptions.any.js": [

testing/web-platform/tests/html/webappapis/dynamic-markup-insertion/opening-the-input-stream/url.window.js

@@ -3,7 +3,7 @@ test(t => {
   t.add_cleanup(() => frame.remove());
   assert_equals(frame.contentDocument.URL, "about:blank");
   assert_equals(frame.contentWindow.location.href, "about:blank");
-  frame.contentDocument.open();
+  assert_equals(frame.contentDocument.open(), frame.contentDocument);
   assert_equals(frame.contentDocument.URL, document.URL);
   assert_equals(frame.contentWindow.location.href, document.URL);
 }, "document.open() changes document's URL (fully active document)");
@@ -26,7 +26,7 @@ async_test(t => {
 
     frame.onload = t.step_func_done(() => {
 
-      childDoc.open();
+      assert_equals(childDoc.open(), childDoc);
       assert_equals(childDoc.URL, blankURL);
       assert_equals(childWin.location.href, blankURL);
     });
@@ -41,6 +41,9 @@ test(t => {
   const doc = frame.contentDocument;
 
 
+
+
+
   assert_equals(doc.URL, "about:blank");
 
   frame.remove();
@@ -55,6 +58,9 @@ async_test(t => {
   const frame = document.createElement("iframe");
   t.add_cleanup(() => frame.remove());
 
+
+
+
   frame.onload = t.step_func(() => {
     const doc = frame.contentDocument;