Don't mark remote contexts as callable.

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 9fad2183ecafb643a6e8aa7e3305ad346ab5cc44..c37da1a416c4e7ad070addb099e5ef73d9620e7c 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -4958,8 +4958,6 @@ Genesis::Genesis(Isolate* isolate,
   JSFunction::SetInitialMap(global_proxy_function, global_proxy_map,
                             factory()->null_value());
   global_proxy_map->set_is_access_check_needed(true);
-  global_proxy_map->set_is_callable();
-  global_proxy_map->set_is_constructor(true);
   global_proxy_map->set_has_hidden_prototype(true);
 
   Handle<String> global_name = factory()->global_string();