Rename metadata directories

This renames:
 - `tests/wpt/metadata` → `tests/wpt/meta-legacy-layout`
 - `tests/wpt/metadata-layout-2020` → `tests/wpt/meta`
 - `tests/wpt/mozilla/meta` → `tests/wpt/mozilla/meta-legacy-layout`
 - `tests/wpt/mozilla/meta-layout-2020` → `tests/wpt/mozilla/meta`

tests/wpt/meta/css/cssom/serialize-values.html.ini

@@ -0,0 +1,327 @@
+[serialize-values.html]
+  [page-break-after: left]
+    expected: FAIL
+
+  [list-style-type: upper-latin]
+    expected: FAIL
+
+  [list-style-type: upper-roman]
+    expected: FAIL
+
+  [page-break-before: auto]
+    expected: FAIL
+
+  [page-break-before: always]
+    expected: FAIL
+
+  [page-break-after: inherit]
+    expected: FAIL
+
+  [page-break-before: left]
+    expected: FAIL
+
+  [page-break-after: auto]
+    expected: FAIL
+
+  [page-break-inside: inherit]
+    expected: FAIL
+
+  [page-break-after: avoid]
+    expected: FAIL
+
+  [page-break-before: right]
+    expected: FAIL
+
+  [widows: 101]
+    expected: FAIL
+
+  [outline-color: invert]
+    expected: FAIL
+
+  [page-break-before: avoid]
+    expected: FAIL
+
+  [list-style-type: armenian]
+    expected: FAIL
+
+  [widows: inherit]
+    expected: FAIL
+
+  [page-break-inside: avoid]
+    expected: FAIL
+
+  [page-break-before: inherit]
+    expected: FAIL
+
+  [orphans: inherit]
+    expected: FAIL
+
+  [orphans: 101]
+    expected: FAIL
+
+  [list-style-type: decimal-leading-zero]
+    expected: FAIL
+
+  [page-break-after: right]
+    expected: FAIL
+
+  [page-break-after: always]
+    expected: FAIL
+
+  [content: counter(par-num, upper-roman)]
+    expected: FAIL
+
+  [page-break-inside: auto]
+    expected: FAIL
+
+  [list-style-type: georgian]
+    expected: FAIL
+
+  [list-style-type: lower-latin]
+    expected: FAIL
+
+  [list-style-type: lower-roman]
+    expected: FAIL
+
+  [background-position: 5% center]
+    expected: FAIL
+
+  [background-position: .5% center]
+    expected: FAIL
+
+  [background-position: -5% center]
+    expected: FAIL
+
+  [background-position: -.5% center]
+    expected: FAIL
+
+  [background-position: 0px center]
+    expected: FAIL
+
+  [background-position: 1px center]
+    expected: FAIL
+
+  [background-position: .1em center]
+    expected: FAIL
+
+  [background-position: -0px center]
+    expected: FAIL
+
+  [background-position: -1px center]
+    expected: FAIL
+
+  [background-position: -.1em center]
+    expected: FAIL
+
+  [background-position: left center]
+    expected: FAIL
+
+  [background-position: center top]
+    expected: FAIL
+
+  [background-position: center center]
+    expected: FAIL
+
+  [background-position: center bottom]
+    expected: FAIL
+
+  [background-position: right center]
+    expected: FAIL
+
+  [background-attachment: fixed]
+    expected: FAIL
+
+  [border-collapse: collapse]
+    expected: FAIL
+
+  [border-collapse: separate]
+    expected: FAIL
+
+  [border-collapse: inherit]
+    expected: FAIL
+
+  [border-spacing: 0px]
+    expected: FAIL
+
+  [border-spacing: 1px]
+    expected: FAIL
+
+  [border-spacing: .1em]
+    expected: FAIL
+
+  [border-spacing: inherit]
+    expected: FAIL
+
+  [caption-side: top]
+    expected: FAIL
+
+  [caption-side: bottom]
+    expected: FAIL
+
+  [caption-side: inherit]
+    expected: FAIL
+
+  [content: counter(par-num)]
+    expected: FAIL
+
+  [content: counter(par-num, decimal)]
+    expected: FAIL
+
+  [direction: ltr]
+    expected: FAIL
+
+  [direction: rtl]
+    expected: FAIL
+
+  [direction: inherit]
+    expected: FAIL
+
+  [display: table]
+    expected: FAIL
+
+  [display: inline-table]
+    expected: FAIL
+
+  [display: table-row-group]
+    expected: FAIL
+
+  [display: table-header-group]
+    expected: FAIL
+
+  [display: table-footer-group]
+    expected: FAIL
+
+  [display: table-row]
+    expected: FAIL
+
+  [display: table-column-group]
+    expected: FAIL
+
+  [display: table-column]
+    expected: FAIL
+
+  [display: table-cell]
+    expected: FAIL
+
+  [display: table-caption]
+    expected: FAIL
+
+  [empty-cells: show]
+    expected: FAIL
+
+  [empty-cells: hide]
+    expected: FAIL
+
+  [empty-cells: inherit]
+    expected: FAIL
+
+  [font-variant: normal]
+    expected: FAIL
+
+  [font-variant: small-caps]
+    expected: FAIL
+
+  [font-variant: inherit]
+    expected: FAIL
+
+  [list-style-position: inside]
+    expected: FAIL
+
+  [list-style-position: outside]
+    expected: FAIL
+
+  [list-style-position: inherit]
+    expected: FAIL
+
+  [list-style-type: decimal]
+    expected: FAIL
+
+  [list-style-type: lower-greek]
+    expected: FAIL
+
+  [list-style-type: lower-alpha]
+    expected: FAIL
+
+  [list-style-type: upper-alpha]
+    expected: FAIL
+
+  [table-layout: auto]
+    expected: FAIL
+
+  [table-layout: fixed]
+    expected: FAIL
+
+  [table-layout: inherit]
+    expected: FAIL
+
+  [text-align: justify]
+    expected: FAIL
+
+  [text-transform: capitalize]
+    expected: FAIL
+
+  [text-transform: uppercase]
+    expected: FAIL
+
+  [text-transform: lowercase]
+    expected: FAIL
+
+  [text-transform: none]
+    expected: FAIL
+
+  [text-transform: inherit]
+    expected: FAIL
+
+  [unicode-bidi: normal]
+    expected: FAIL
+
+  [unicode-bidi: embed]
+    expected: FAIL
+
+  [unicode-bidi: bidi-override]
+    expected: FAIL
+
+  [unicode-bidi: inherit]
+    expected: FAIL
+
+  [vertical-align: baseline]
+    expected: FAIL
+
+  [vertical-align: sub]
+    expected: FAIL
+
+  [vertical-align: super]
+    expected: FAIL
+
+  [vertical-align: top]
+    expected: FAIL
+
+  [vertical-align: text-top]
+    expected: FAIL
+
+  [vertical-align: middle]
+    expected: FAIL
+
+  [vertical-align: bottom]
+    expected: FAIL
+
+  [vertical-align: text-bottom]
+    expected: FAIL
+
+  [vertical-align: 5%]
+    expected: FAIL
+
+  [vertical-align: .5%]
+    expected: FAIL
+
+  [vertical-align: 0px]
+    expected: FAIL
+
+  [vertical-align: 1px]
+    expected: FAIL
+
+  [vertical-align: .1em]
+    expected: FAIL
+
+  [vertical-align: inherit]
+    expected: FAIL