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-legacy-layout/css/geometry/DOMMatrix-stringifier.html.ini

@@ -0,0 +1,235 @@
+[DOMMatrix-stringifier.html]
+  [DOMMatrix stringifier: identity (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: identity (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: NaN (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: NaN (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Infinity (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Infinity (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: -Infinity (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: -Infinity (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 1/3 (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 1/3 (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 1/300000 (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 1/300000 (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 1/300000000 (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 1/300000000 (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 100000 + (1/3) (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: 100000 + (1/3) (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Math.pow(2, 53) + 1 (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Math.pow(2, 53) + 1 (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Math.pow(2, 53) + 2 (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Math.pow(2, 53) + 2 (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Number.MAX_VALUE (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Number.MAX_VALUE (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Number.MIN_VALUE (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: Number.MIN_VALUE (3d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: throwing getters (2d)]
+    expected: FAIL
+
+  [DOMMatrix stringifier: throwing getters (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: identity (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: identity (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: NaN (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: NaN (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Infinity (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Infinity (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: -Infinity (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: -Infinity (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 1/3 (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 1/3 (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 1/300000 (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 1/300000 (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 1/300000000 (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 1/300000000 (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 100000 + (1/3) (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: 100000 + (1/3) (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Math.pow(2, 53) + 1 (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Math.pow(2, 53) + 1 (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Math.pow(2, 53) + 2 (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Math.pow(2, 53) + 2 (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Number.MAX_VALUE (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Number.MAX_VALUE (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Number.MIN_VALUE (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: Number.MIN_VALUE (3d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: throwing getters (2d)]
+    expected: FAIL
+
+  [DOMMatrixReadOnly stringifier: throwing getters (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: identity (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: identity (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: NaN (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: NaN (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Infinity (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Infinity (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: -Infinity (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: -Infinity (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 1/3 (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 1/3 (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 1/300000 (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 1/300000 (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 1/300000000 (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 1/300000000 (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 100000 + (1/3) (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: 100000 + (1/3) (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Math.pow(2, 53) + 1 (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Math.pow(2, 53) + 1 (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Math.pow(2, 53) + 2 (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Math.pow(2, 53) + 2 (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Number.MAX_VALUE (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Number.MAX_VALUE (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Number.MIN_VALUE (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: Number.MIN_VALUE (3d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: throwing getters (2d)]
+    expected: FAIL
+
+  [WebKitCSSMatrix stringifier: throwing getters (3d)]
+    expected: FAIL
+