[cross-context] create new function prototypes in the context of the function

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index df526d5bd7ce23abeb2b085c9488172180f8511a..b1291911e83184dc652a5ea350a0cd7e74e195fa 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -10824,7 +10824,7 @@ void JSFunction::SetPrototype(Handle<JSFunction> function,
     new_map->set_non_instance_prototype(true);
     Isolate* isolate = new_map->GetIsolate();
     construct_prototype = handle(
-        isolate->context()->native_context()->initial_object_prototype(),
+        function->context()->native_context()->initial_object_prototype(),
         isolate);
   } else {
     function->map()->set_non_instance_prototype(false);