third_party/WebKit/LayoutTests/fullscreen/resources/inner-video.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <body style="margin: 0px;">
   <button onclick="document.querySelector('video').webkitRequestFullScreen();">Make video fullscreen</button>
   <br />
   <video></video>
 </body>
	<!DOCTYPE html>
	<body style="margin: 0px;">
	<button onclick="document.querySelector('video').webkitRequestFullScreen();">Make video fullscreen</button>
	<br />
	<video></video>
	</body>