arc: Create intermediate directories in c/b/c/arc

chrome/browser/chromeos/arc/arc_settings_service.h

-// Copyright (c) 2015 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 CHROME_BROWSER_CHROMEOS_ARC_ARC_SETTINGS_SERVICE_H_
-#define CHROME_BROWSER_CHROMEOS_ARC_ARC_SETTINGS_SERVICE_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "components/arc/arc_service.h"
-#include "components/arc/common/intent_helper.mojom.h"
-#include "components/arc/instance_holder.h"
-
-namespace arc {
-
-class ArcBridgeService;
-class ArcSettingsServiceImpl;
-
-class ArcSettingsService
-    : public ArcService,
-      public InstanceHolder<mojom::IntentHelperInstance>::Observer {
- public:
-  explicit ArcSettingsService(ArcBridgeService* bridge_service);
-  ~ArcSettingsService() override;
-
-  // InstanceHolder<mojom::IntentHelperInstance>::Observer
-  void OnInstanceReady() override;
-  void OnInstanceClosed() override;
-
- private:
-  std::unique_ptr<ArcSettingsServiceImpl> impl_;
-
-  DISALLOW_COPY_AND_ASSIGN(ArcSettingsService);
-};
-
-}  // namespace arc
-
-#endif  // CHROME_BROWSER_CHROMEOS_ARC_ARC_SETTINGS_SERVICE_H_