Move launcher API to athena/main/public

athena/main/athena_launcher.h

-// 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.
-
-#ifndef ATHENA_MAIN_ATHENA_LAUNCHER_H_
-#define ATHENA_MAIN_ATHENA_LAUNCHER_H_
-
-#include "base/memory/ref_counted.h"
-
-namespace base {
-class TaskRunner;
-}
-
-namespace aura {
-class Window;
-}
-
-namespace content {
-class BrowserContext;
-}
-
-namespace athena {
-class ActivityFactory;
-class AppModelBuilder;
-
-// Starts down the athena shell environment.
-void StartAthenaEnv(scoped_refptr<base::TaskRunner> file_runner);
-
-void StartAthenaSessionWithContext(content::BrowserContext* context);
-
-// Starts the athena session.
-void StartAthenaSession(ActivityFactory* activity_factory,
-                        AppModelBuilder* app_model_builder);
-
-void ShutdownAthena();
-
-}  // namespace athena
-
-#endif  // ATHENA_MAIN_ATHENA_LAUNCHER_H_