Attachment #471449
Screen recording	video/quicktime	2024-05-20 11:16:38 PDT	7.03 MB	no flags	Details

Attachment cannot be viewed because its MIME type is not text/*, image/*, or application/vnd.mozilla.*. Download the attachment instead.

Attachment #471478
Testcase reduction	text/html	2024-05-22 19:56:32 PDT	218 bytes	no flags	Details

<html> <iframe style="width: 403.4px; border: 1px solid red; float: right" srcdoc="<html style='background: black'><button onclick='document.startViewTransition();'>Start view transition</button></html>"> </html>