[abort-refresh-multisecond-header.window.html]
expected: TIMEOUT
[document.open() does NOT abort documents that are queued for navigation through Refresh header with 1-sec timeout (XMLHttpRequest)]
expected: TIMEOUT
[document.open() does NOT abort documents that are queued for navigation through Refresh header with 1-sec timeout (fetch())]
expected: TIMEOUT
[document.open() does NOT abort documents that are queued for navigation through Refresh header with 4-sec timeout (image loading)]
expected: TIMEOUT