[Cleanup] Move the Easy Unlock metrics files out of the chromeos directory.

chrome/browser/chromeos/login/easy_unlock/easy_unlock_metrics.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 CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_METRICS_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_METRICS_H_
-
-namespace chromeos {
-
-// Tracking login events for Easy unlock metrics.
-// This enum is used to define the buckets for an enumerated UMA histogram.
-// Hence,
-//   (a) existing enumerated constants should never be deleted or reordered, and
-//   (b) new constants should only be appended at the end of the enumeration.
-enum EasyUnlockLoginEvent {
-  // User is successfully authenticated using Easy Sign-in.
-  EASY_SIGN_IN_SUCCESS = 0,
-  // Easy sign-in failed to authenticate the user.
-  EASY_SIGN_IN_FAILURE = 1,
-
-  // Password is used for sign-in because there is no pairing data.
-  PASSWORD_SIGN_IN_NO_PAIRING = 2,
-  // Password is used for sign-in because pairing data is changed.
-  PASSWORD_SIGN_IN_PAIRING_CHANGED = 3,
-  // Password is used for sign-in because of user hardlock.
-  PASSWORD_SIGN_IN_USER_HARDLOCK = 4,
-  // Password is used for sign-in because Easy unlock service is not active.
-  PASSWORD_SIGN_IN_SERVICE_NOT_ACTIVE = 5,
-  // Password is used for sign-in because Bluetooth is not on.
-  PASSWORD_SIGN_IN_NO_BLUETOOTH = 6,
-  // Password is used for sign-in because Easy unlock is connecting.
-  PASSWORD_SIGN_IN_BLUETOOTH_CONNECTING = 7,
-  // Password is used for sign-in because no eligible phones found.
-  PASSWORD_SIGN_IN_NO_PHONE = 8,
-  // Password is used for sign-in because phone could not be authenticated.
-  PASSWORD_SIGN_IN_PHONE_NOT_AUTHENTICATED = 9,
-  // Password is used for sign-in because phone is locked.
-  PASSWORD_SIGN_IN_PHONE_LOCKED = 10,
-  // Password is used for sign-in because phone does not have lock screen.
-  PASSWORD_SIGN_IN_PHONE_NOT_LOCKABLE = 11,
-  // Password is used for sign-in because phone is not close enough (roughly,
-  // at least 30 feet away).
-  PASSWORD_SIGN_IN_RSSI_TOO_LOW = 12,
-  // Password is used for sign-in because phone is not supported.
-  PASSWORD_SIGN_IN_PHONE_UNSUPPORTED = 13,
-  // Password is used for sign-in because user types in passowrd. This is
-  // unlikely to happen though.
-  PASSWORD_SIGN_IN_WITH_AUTHENTICATED_PHONE = 14,
-  // Password is used for sign-in because phone is not right next to the
-  // Chromebook.
-  PASSWORD_SIGN_IN_TX_POWER_TOO_HIGH = 15,
-  // Password is used for sign-in because Easy sign-in failed.
-  PASSWORD_SIGN_IN_LOGIN_FAILED = 16,
-  // Password is used for sign-in because pairing data is changed for a "new"
-  // Chromebook (where there was no previous pairing data)..
-  PASSWORD_SIGN_IN_PAIRING_ADDED = 17,
-  // Password is used for sign-in because there is no screenlock state handler.
-  // Most likely because EasyUnlock is disabled, e.g. Bluetooth adapter not
-  // ready.
-  PASSWORD_SIGN_IN_NO_SCREENLOCK_STATE_HANDLER = 18,
-  // Password is used for sign-in because the phone is (a) locked, and (b) not
-  // right next to the Chromebook.
-  PASSWORD_SIGN_IN_PHONE_LOCKED_AND_TX_POWER_TOO_HIGH = 19,
-
-  EASY_SIGN_IN_LOGIN_EVENT_COUNT  // Must be the last.
-};
-
-void RecordEasyUnlockLoginEvent(EasyUnlockLoginEvent event);
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_METRICS_H_