Rename apps::AppShell* to apps::Shell*

apps/shell/app_shell_main_delegate.h

-// Copyright (c) 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 APPS_SHELL_APP_SHELL_MAIN_DELEGATE_H_
-#define APPS_SHELL_APP_SHELL_MAIN_DELEGATE_H_
-
-#include "apps/shell/app_shell_content_client.h"
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "content/public/app/content_main_delegate.h"
-
-namespace apps {
-
-class AppShellContentBrowserClient;
-
-class AppShellMainDelegate : public content::ContentMainDelegate {
- public:
-  AppShellMainDelegate();
-  virtual ~AppShellMainDelegate();
-
-  // ContentMainDelegate implementation:
-  virtual bool BasicStartupComplete(int* exit_code) OVERRIDE;
-  virtual void PreSandboxStartup() OVERRIDE;
-  virtual content::ContentBrowserClient* CreateContentBrowserClient() OVERRIDE;
-
-  static void InitializeResourceBundle();
-
- private:
-  scoped_ptr<AppShellContentBrowserClient> browser_client_;
-  AppShellContentClient content_client_;
-
-  DISALLOW_COPY_AND_ASSIGN(AppShellMainDelegate);
-};
-
-}  // namespace apps
-
-#endif  // APPS_SHELL_APP_SHELL_MAIN_DELEGATE_H_