[1] Clarify the definition of addColorStop() (Ms2ger著, 2018-01-10 18:42:20 +09:00) https://github.com/whatwg/html/commit/cc508ebd8427dd561ed2dc3d5d9a45a967fccf71

[2] Clarify the definition of addColorStop() (Ms2ger著, 2018-01-10 18:42:20 +09:00) https://github.com/whatwg/html/commit/cc508ebd8427dd561ed2dc3d5d9a45a967fccf71