Intermittent timeouts in reftests #24762
Description
▶ TIMEOUT [expected PASS] /FileAPI/url/url_xmlhttprequest_img.html
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▶ TIMEOUT [expected PASS] /css/CSS2/colors/color-002.xht
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▶ TIMEOUT [expected PASS] /css/CSS2/colors/color-004.xht
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I'm really not sure where to start investigating here. It would be useful to know in which file that makes up a reftest the timeout actually occurs.