[Origin API] Verify that comparisons are schemeful.

whatwg/html#11846 (comment) noted
that we should verify schemeful same-site comparison; this CL adds that
test.

Bug: 434131026
Change-Id: I48878979fc0f8c3dab2caefbe788a14d367e053b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7130621
Reviewed-by: Antonio Sartori <[email protected]>
Commit-Queue: Mike West <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1541759}

Author: mikewest

html/browsers/origin/tentative/api/origin-comparison.any.js

@@ -35,3 +35,14 @@ test(t => {
   assert_false(a_a.isSameSite(b), "Origins with different registrable domains should not be same-site.");
   assert_false(a_a.isSameSite(b_b), "Origins with different registrable domains should not be same-site.");
 }, "Comparison of tuple origins.");
+
+test(t => {
+  const http = new Origin("http://a.example");
+  const https = new Origin("https://a.example");
+
+  assert_false(http.isSameOrigin(https), "http is not same-site with https");
+  assert_false(https.isSameOrigin(http), "https is not same-site with http");
+
+  assert_false(http.isSameSite(https), "http is not same-site with https");
+  assert_false(https.isSameSite(http), "https is not same-site with http");
+}, "Comparisons are schemeful.");