# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

# Adding a new metric? We have docs for that!
# https://firefox-source-docs.mozilla.org/toolkit/components/glean/user/new_definitions_file.html

---
$schema: moz://mozilla.org/schemas/glean/metrics/2-0-0
$tags:
  - 'Toolkit :: Startup and Profile System'

timestamps:
  first_paint:
    type: quantity
    description: >
      Record the timestamp of the first content window paint, in
      milliseconds since process start.
      This metric was generated to correspond to the Legacy Telemetry
      scalar timestamps.first_paint.
    bugs:
      - https://bugzil.la/1386186
    data_reviews:
      - https://bugzil.la/1386186
    notification_emails:
      - perf-telemetry-alerts@mozilla.com
    expires: never
    unit: ms
    telemetry_mirror: TIMESTAMPS_FIRST_PAINT

  first_paint_two:
    type: quantity
    description: >
      Record the timestamp of the first main window paint, in milliseconds
      since process start. Intended to replace first_paint since
      first_paint is broken.
      This metric was generated to correspond to the Legacy Telemetry
      scalar timestamps.first_paint_two.
    bugs:
      - https://bugzil.la/1556568
    data_reviews:
      - https://bugzil.la/1556568
    notification_emails:
      - perf-telemetry-alerts@mozilla.com
      - gfx-telemetry-alerts@mozilla.com
    expires: never
    unit: ms
    telemetry_mirror: TIMESTAMPS_FIRST_PAINT_TWO