* メンバー

[2] 
[FIG(short list)[
- [CODE(DOMa)@en[sourceBuffer]]
]FIG]

* 歴史

[1] [CITE@en[Add about:html-kind for use in MP4 and DASH]]
([[annevk]]著, [TIME[2016-08-30 03:57:56 +09:00]])
<https://github.com/whatwg/html/commit/56ea222aa35502dc2e8d7a83eb007e7f43559af7>

[3] [CITE@en[Use '''['''Exposed=Window''']''' even more]]
([[annevk]]著, [TIME[2017-09-06 17:34:18 +09:00]])
<https://github.com/whatwg/html/commit/f2a32c045aa7764533cda58b4452fe2bbc6652a0>