Really remove config.h

sky/engine/core/app/Application.cpp

 // Copyright 2014 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 "sky/engine/config.h"
 #include "sky/engine/core/app/Application.h"
 
 #include "gen/sky/core/EventTargetNames.h"
 
 namespace blink {
 
 Application::Application(ExecutionContext* context,
                          PassRefPtr<Document> document,
                          const String& url)
   : AbstractModule(context, document, url) {
 }
 
 Application::~Application() {
 }
 
 const AtomicString& Application::interfaceName() const {
   return EventTargetNames::Application;
 }
 
 Application* Application::GetApplication() {
   return this;
 }
 
 } // namespace blink