[Mojo] Move JS bindings out of public

mojo/apps/js/bindings/support.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_SUPPORT_H_
-#define MOJO_PUBLIC_BINDINGS_JS_SUPPORT_H_
+#ifndef MOJO_APPS_JS_BINDINGS_SUPPORT_H_
+#define MOJO_APPS_JS_BINDINGS_SUPPORT_H_
 
 #include "v8/include/v8.h"
 
 namespace mojo {
 namespace js {
 
 class Support {
  public:
   static const char kModuleName[];
   static v8::Local<v8::ObjectTemplate> GetTemplate(v8::Isolate* isolate);
 };
 
 }  // namespace js
 }  // namespace mojo
 
-#endif  // MOJO_PUBLIC_BINDINGS_JS_SUPPORT_H_
+#endif  // MOJO_APPS_JS_BINDINGS_SUPPORT_H_