chrome/browser/chromeos/power/ml/user_activity_logger_delegate.h

// Copyright 2017 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_POWER_ML_USER_ACTIVITY_LOGGER_DELEGATE_H_
#define CHROME_BROWSER_CHROMEOS_POWER_ML_USER_ACTIVITY_LOGGER_DELEGATE_H_

namespace chromeos {
namespace power {
namespace ml {

class UserActivityEvent;

// Interface to log UserActivityEvent to UKM.
class UserActivityLoggerDelegate {
 public:
  virtual ~UserActivityLoggerDelegate() = default;

  // Get source IDs of all open tabs' URLs. This method should be called when
  // user activity logger runs feature extraction to collect source IDs of all
  // open tabs' URLs.
  virtual void UpdateOpenTabsURLs() = 0;

  // Log user activity event.
  virtual void LogActivity(const UserActivityEvent& event) = 0;
};

}  // namespace ml
}  // namespace power
}  // namespace chromeos

#endif  // CHROME_BROWSER_CHROMEOS_POWER_ML_USER_ACTIVITY_LOGGER_DELEGATE_H_