[3] Editorial: make use of the Infra Standard
(annevk著, )
https://github.com/whatwg/dom/commit/bb2890beed2be14d2f7633ec89e2bbb88ec7fdcd
[4][css-values-4] Linkify 'case-sensitive' to make it clearer.
(tabatkins著, )
https://github.com/w3c/csswg-drafts/commit/abf363fa52a823e3c8be4fb1b059423a6a2adbae