* 仕様書

[REFS[
- [1] [CITE@en[Fetch Standard]] ([TIME[2017-06-15 14:00:01 +09:00]]) <https://fetch.spec.whatwg.org/#concept-request-redirect-mode>
- [2] [CITE@en[Fetch Standard]] ([TIME[2017-06-15 14:00:01 +09:00]]) <https://fetch.spec.whatwg.org/#requestredirect>
]REFS]