[1] Introduce the iframe fullscreen flag. Fixes https://www.w3.org/Bugs/P… · whatwg/fullscreen@079dcf4 (2015-07-28 12:02:26 +09:00 版) <https://github.com/whatwg/fullscreen/commit/079dcf4bacd976359b412522dd8e5f75b7ac4a1e>