[WIP Prototype] ES6 https://html.spec.whatwg.org/#fetch-a-single-module-script implementation

third_party/WebKit/Source/core/dom/ModuleScript.cpp

 // Copyright 2017 The Chromium 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 "core/dom/ModuleScript.h"
 
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "v8/include/v8.h"
 
@@ skipping 40 matching lines @@
 }
 
 bool ModuleScript::CheckMIMETypeBeforeRunScript(Document* context_document,
                                                 const SecurityOrigin*) const {
   // We don't check MIME type here because we check the MIME type in
   // ModuleScriptLoader::WasModuleLoadSuccessful().
   return true;
 }
 
 void ModuleScript::RunScript(LocalFrame* frame, const SecurityOrigin*) const {
-  // TODO(hiroshige): Implement this once Modulator::ExecuteModule() is landed.
-  NOTREACHED();
+  fprintf(stderr, "ModuleScript: isNull=%d state=%d\n", record_.IsNull(),
+          InstantiationState());
+
+  settings_object_->ExecuteModule(this);
 }
 
 String ModuleScript::InlineSourceTextForCSP() const {
   // Currently we don't support inline module scripts.
   // TODO(hiroshige): Implement this.
   NOTREACHED();
   return String();
 }
 
 }  // namespace blink