Bug 1743439 - Part 5: Mark callers in dom/events and dom/html as MOZ_CAN_RUN_SCRIPT_BOUNDARY r=masayuki

Differential Revision: https://phabricator.services.mozilla.com/D133364

dom/html/HTMLFormElement.cpp

@@ -1036,8 +1036,9 @@ nsresult HTMLFormElement::ConstructEntryList(FormData* aFormData) {
       FormDataEvent::Constructor(this, u"formdata"_ns, init);
   event->SetTrusted(true);
 
-  EventDispatcher::DispatchDOMEvent(ToSupports(this), nullptr, event, nullptr,
-                                    nullptr);
+  // TODO: Bug 1506441
+  EventDispatcher::DispatchDOMEvent(MOZ_KnownLive(ToSupports(this)), nullptr,
+                                    event, nullptr, nullptr);
 
   return NS_OK;
 }