wnload-preload" as=image>
<link rel=preload href="resources/square.png?background&single-download-preload" as=image>
<link rel=preload href="/fonts/CanvasTest.ttf?single-download-preload" as=font crossorigin>
<link rel=preload href="resources/white.mp4?single-download-preload" as=video>
<link rel=preload href="resources/sound_5.oga?single-download-preload" as=audio>
<link rel=preload href="resources/foo.vtt?single-download-preload" as=track>
<link rel=preload href="resources/dummy.xml?foo=bar" as=foobarxmlt