The following web platform tests are failing only in firefox as documented in https://foolip.github.io/ad-hoc-wpt-results-analysis/firefox-lone-failures.html /css/css-writing-modes/available-size-011.html /css/css-writing-modes/available-size-018.html /css/css-writing-modes/contiguous-floated-table-vlr-003.xht /css/css-writing-modes/contiguous-floated-table-vlr-005.xht /css/css-writing-modes/contiguous-floated-table-vlr-007.xht /css/css-writing-modes/contiguous-floated-table-vlr-009.xht /css/css-writing-modes/contiguous-floated-table-vrl-002.xht /css/css-writing-modes/contiguous-floated-table-vrl-004.xht /css/css-writing-modes/contiguous-floated-table-vrl-006.xht /css/css-writing-modes/contiguous-floated-table-vrl-008.xht /css/css-writing-modes/float-lft-orthog-htb-in-vlr-002.xht /css/css-writing-modes/float-lft-orthog-htb-in-vrl-002.xht /css/css-writing-modes/float-lft-orthog-vlr-in-htb-002.xht /css/css-writing-modes/float-lft-orthog-vrl-in-htb-002.xht /css/css-writing-modes/float-rgt-orthog-htb-in-vlr-003.xht /css/css-writing-modes/float-rgt-orthog-htb-in-vrl-003.xht /css/css-writing-modes/float-rgt-orthog-vlr-in-htb-003.xht /css/css-writing-modes/float-rgt-orthog-vrl-in-htb-003.xht /css/css-writing-modes/line-box-height-vlr-003.xht /css/css-writing-modes/line-box-height-vlr-005.xht /css/css-writing-modes/line-box-height-vlr-011.xht /css/css-writing-modes/line-box-height-vlr-013.xht /css/css-writing-modes/line-box-height-vrl-002.xht /css/css-writing-modes/line-box-height-vrl-004.xht /css/css-writing-modes/line-box-height-vrl-010.xht /css/css-writing-modes/line-box-height-vrl-012.xht /css/css-writing-modes/mongolian-orientation-002.html /css/css-writing-modes/sizing-orthog-htb-in-vrl-011.xht /css/css-writing-modes/sizing-orthog-htb-in-vrl-020.xht /css/css-writing-modes/table-progression-vlr-002.html /css/css-writing-modes/table-progression-vrl-002.html /css/css-writing-modes/unicode-bidi-parsing-001.html /css/css-writing-modes/wm-propagation-body-scroll-offset-vertical-lr.html /css/css-writing-modes/wm-propagation-body-scroll-offset-vertical-rl.html