Revert of Add OBB mounter Mojo interface

components/arc/obb_mounter/arc_obb_mounter_bridge.h

-// Copyright 2016 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 COMPONENTS_ARC_OBB_MOUNTER_ARC_OBB_MOUNTER_BRIDGE_H_
-#define COMPONENTS_ARC_OBB_MOUNTER_ARC_OBB_MOUNTER_BRIDGE_H_
-
-#include "base/macros.h"
-#include "components/arc/arc_bridge_service.h"
-#include "components/arc/arc_service.h"
-#include "mojo/public/cpp/bindings/binding.h"
-
-namespace arc {
-
-// This class handles OBB mount/unmount requests from Android.
-class ArcObbMounterBridge : public ArcService,
-                            public ArcBridgeService::Observer,
-                            public mojom::ObbMounterHost {
- public:
-  explicit ArcObbMounterBridge(ArcBridgeService* bridge_service);
-  ~ArcObbMounterBridge() override;
-
-  // ArcBridgeService::Observer overrides:
-  void OnObbMounterInstanceReady() override;
-
-  // mojom::ObbMounterHost overrides:
-  void MountObb(const mojo::String& obb_file,
-                const mojo::String& target_path,
-                int32_t owner_gid,
-                const MountObbCallback& callback) override;
-  void UnmountObb(const mojo::String& target_path,
-                  const UnmountObbCallback& callback) override;
-
- private:
-  mojo::Binding<mojom::ObbMounterHost> binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(ArcObbMounterBridge);
-};
-
-}  // namespace arc
-
-#endif  // COMPONENTS_ARC_OBB_MOUNTER_ARC_OBB_MOUNTER_BRIDGE_H_