Move Chrome OS pairing interface to chrome/browser/chromeos

chromeos/pairing/host_pairing_controller.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 CHROMEOS_PAIRING_HOST_PAIRING_CONTROLLER_H_
-#define CHROMEOS_PAIRING_HOST_PAIRING_CONTROLLER_H_
-
-#include <string>
-
-#include "base/macros.h"
-#include "chromeos/chromeos_export.h"
-
-namespace chromeos {
-
-class CHROMEOS_EXPORT HostPairingController {
- public:
-  enum Stage {
-    STAGE_NONE,
-    STAGE_WAITING_FOR_CONTROLLER,
-    STAGE_WAITING_FOR_CODE_CONFIRMATION,
-    STAGE_UPDATING,
-    STAGE_WAITING_FOR_CONTROLLER_AFTER_UPDATE,
-    STAGE_WAITING_FOR_CREDENTIALS,
-    STAGE_ENROLLING,
-    STAGE_ENROLLMENT_ERROR,
-    STAGE_PAIRING_DONE,
-    STAGE_FINISHED
-  };
-
-  struct UpdateProgress {
-    // Number in [0, 1].
-    double progress;
-  };
-
-  class Observer {
-   public:
-    Observer();
-    virtual ~Observer();
-
-    // Called when pairing has moved on from one stage to another.
-    virtual void PairingStageChanged(Stage new_stage) = 0;
-
-    // Called periodically on |STAGE_UPDATING| stage. Current update progress
-    // is stored in |progress|.
-    virtual void UpdateAdvanced(const UpdateProgress& progress) = 0;
-
-   private:
-    DISALLOW_COPY_AND_ASSIGN(Observer);
-  };
-
-  HostPairingController();
-  virtual ~HostPairingController();
-
-  virtual void AddObserver(Observer* observer) = 0;
-  virtual void RemoveObserver(Observer* observer) = 0;
-
-  // Returns current stage of pairing process.
-  virtual Stage GetCurrentStage() = 0;
-
-  // Starts pairing process. Can be called only on |STAGE_NONE| stage.
-  virtual void StartPairing() = 0;
-
-  // Returns device name.
-  virtual std::string GetDeviceName() = 0;
-
-  // Returns 6-digit confirmation code. Can be called only on
-  // |STAGE_WAITING_FOR_CODE_CONFIRMATION| stage.
-  virtual std::string GetConfirmationCode() = 0;
-
-  // Returns an enrollment domain name. Can be called on stage
-  // |STAGE_ENROLLMENT| and later.
-  virtual std::string GetEnrollmentDomain() = 0;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(HostPairingController);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROMEOS_PAIRING_HOST_PAIRING_CONTROLLER_H_