[modules] Remove outdated TODO.

src/objects.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <memory>
 #include <sstream>
@@ skipping 19824 matching lines @@
 
 void Module::StoreExport(Handle<Module> module, Handle<String> name,
                          Handle<Object> value) {
   Handle<Cell> cell(Cell::cast(module->exports()->Lookup(name)));
   cell->set_value(*value);
 }
 
 Handle<Object> Module::LoadExport(Handle<Module> module, Handle<String> name) {
   Isolate* isolate = module->GetIsolate();
   Handle<Object> object(module->exports()->Lookup(name), isolate);
-
-  // TODO(neis): Namespace imports are not yet implemented.  Trying to use this
-  // feature may crash here.
-  if (!object->IsCell()) UNIMPLEMENTED();
-
   return handle(Handle<Cell>::cast(object)->value(), isolate);
 }
 
 Handle<Object> Module::LoadImport(Handle<Module> module, Handle<String> name,
                                   int module_request) {
   Isolate* isolate = module->GetIsolate();
   Handle<Module> requested_module(
       Module::cast(module->requested_modules()->get(module_request)), isolate);
   return Module::LoadExport(requested_module, name);
 }
@@ skipping 396 matching lines @@
         ns, Accessors::ModuleNamespaceEntryInfo(isolate, name, attr))
         .Check();
   }
   JSObject::PreventExtensions(ns, THROW_ON_ERROR).ToChecked();
 
   return ns;
 }
 
 }  // namespace internal
 }  // namespace v8