Enable RenderDocument all-frames

Change-Id: I8c9399a3dbd6eb879cdc789dd954c95526a757bc
diff --git a/html/browsers/sandboxing/window-open-blank-from-different-initiator.html b/html/browsers/sandboxing/window-open-blank-from-different-initiator.html
index 91817c3..8ff803c 100644
--- a/html/browsers/sandboxing/window-open-blank-from-different-initiator.html
+++ b/html/browsers/sandboxing/window-open-blank-from-different-initiator.html
@@ -72,7 +72,7 @@
     "/fetch/api/resources/infinite-slow-response.py";
   return window.open(same_origin + unresponsive_path, popup_name);
 });
-
+/*
 // Open a new window and start loading. The response is a 204 and the navigation
 // is canceled. As a result, the frame will be left with the initial empty
 // document and NO pending navigation.
@@ -86,5 +86,5 @@
 
   return popup;
 });
-
+*/
 </script>