Sync the IDL interfaces in core/frame/ with their many specs

LayoutTests/http/tests/dom/location-stringify.html

Index: LayoutTests/http/tests/dom/location-stringify.html
diff --git a/LayoutTests/http/tests/dom/location-stringify.html b/LayoutTests/http/tests/dom/location-stringify.html
index a9b3aa96d88ed6c8aa9a16b3e99555da305ae93a..9ef1ce71cadc5078b34b3ed3e9d5fa356cbd5407 100644
--- a/LayoutTests/http/tests/dom/location-stringify.html
+++ b/LayoutTests/http/tests/dom/location-stringify.html
@@ -21,8 +21,7 @@ function runTests() {
     if (window.testRunner) {
         testRunner.dumpAsText();
     }
-
-    assertEqual("stringify", JSON.stringify(window.location), '{"ancestorOrigins":{},"origin":"http://127.0.0.1:8000","hash":"","search":"","pathname":"/dom/location-stringify.html","port":"8000","hostname":"127.0.0.1","host":"127.0.0.1:8000","protocol":"http:","href":"http://127.0.0.1:8000/dom/location-stringify.html"}');
+    assertEqual("stringify", JSON.stringify(window.location), '{"hash":"","search":"","pathname":"/dom/location-stringify.html","port":"8000","hostname":"127.0.0.1","host":"127.0.0.1:8000","protocol":"http:","origin":"http://127.0.0.1:8000","href":"http://127.0.0.1:8000/dom/location-stringify.html","ancestorOrigins":{}}');
 }
 </script>
 </head>