http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html#concept-media-load-resource
"When the user agent has completely fetched of the entire media resource" s/ of//
http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html#concept-media-load-resource
"When the user agent has completely fetched of the entire media resource" s/ of//