Back out bug 1881220 for causing worse regressions than the problem it was fixing.
As a short term fix this seems acceptable. Mark the test for the
regressing bug as failing.
Differential Revision: https://phabricator.services.mozilla.com/D208834
bugzilla-url: https://bugzilla.mozilla.org/show_bug.cgi?id=1893127
gecko-commit: 8256dde0533523666a60914881f81717e1705f8a
gecko-reviewers: layout-reviewers, firefox-style-system-reviewers, boris