Implement Mojo message codec in JavaScript

mojo/public/bindings/js/core.h

 // Copyright 2013 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.
 
 #ifndef MOJO_PUBLIC_BINDINGS_JS_CORE_H_
 #define MOJO_PUBLIC_BINDINGS_JS_CORE_H_
 
 #include "v8/include/v8.h"
 
 namespace mojo {
 namespace js {
 
-v8::Local<v8::ObjectTemplate> GetCoreTemplate(v8::Isolate* isolate);
+class Core {
+ public:
+  static const char kModuleName[];
+  static v8::Local<v8::ObjectTemplate> GetTemplate(v8::Isolate* isolate);
+};
 
 }  // namespace js
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_BINDINGS_JS_CORE_H_