media/midi/result.h

// Copyright 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 MEDIA_MIDI_RESULT_H_
#define MEDIA_MIDI_RESULT_H_

namespace media {
namespace midi {

// Result codes for MIDI.
enum class Result {
  NOT_INITIALIZED = 0,
  OK,
  NOT_SUPPORTED,
  INITIALIZATION_ERROR,
  // New code should be inserted here so that existing members keep the same
  // assigned value. tools/metrics/histograms/histograms.xml contains Result
  // enum entry, and it should be consistent with enum class Result.

  // |MAX| is used in content/common/media/midi_messages.h with
  // IPC_ENUM_TRAITS_MAX_VALUE macro. Keep the value up to date. Otherwise
  // a new value can not be passed to the renderer.
  MAX = INITIALIZATION_ERROR,
};

}  // namespace midi
}  // namespace media

#endif  // MEDIA_MIDI_RESULT_H_