[Mac wk1]imported/w3c/web-platform-tests/css/css-fonts/downloadable-font-in-iframe-print.html is a flaky image-only failure

[Eric Hutchison]

Created attachment 436405 [details]
Image Diff

imported/w3c/web-platform-tests/css/css-fonts/downloadable-font-in-iframe-print.html

is a flaky failure on Mac (Catalina, BigSur, Monterey wk1.

History: https://results.webkit.org/?platform=ios&platform=mac&suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-fonts%2Fdownloadable-font-in-iframe-print.html

Results: https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK1-Tests/r281431%20(4091)/results.html

Diff:  
Image Diff attached: https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK1-Tests/r281431%20(4091)/imported/w3c/web-platform-tests/css/css-fonts/downloadable-font-in-iframe-print-diffs.html

[Radar WebKit Bug Importer]

<rdar://problem/82349858>

[Eric Hutchison]

Updated test expectations at https://trac.webkit.org/changeset/281568/webkit

[Alexey Proskuryakov]

Expected image is blank, actual has a symbol in it.

[Eric Hutchison]

Unable to reproduce test results locally. Test failure has not appeared for 4 weeks.

Removed test expectations: https://trac.webkit.org/changeset/282427/webkit.