Add expectations for newly-enabled css-ui tests

tests/wpt/metadata-layout-2020/css/css-ui/animation/caret-color-composition.html.ini

@@ -0,0 +1,31 @@
+[caret-color-composition.html]
+  [Compositing: property <caret-color> underlying [rgb(50, 50, 50)\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (-0.3) should be [rgb(120, 120, 120)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [auto\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (1.5) should be [rgb(250, 250, 250)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [auto\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (-0.3) should be [rgb(70, 70, 70)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [auto\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (0) should be [rgb(100, 100, 100)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [auto\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (1) should be [rgb(200, 200, 200)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [rgb(50, 50, 50)\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (0.5) should be [rgb(200, 200, 200)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [auto\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (0.5) should be [rgb(150, 150, 150)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [rgb(50, 50, 50)\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (1.5) should be [rgb(255, 255, 255)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [rgb(50, 50, 50)\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (0) should be [rgb(150, 150, 150)\]]
+    expected: FAIL
+
+  [Compositing: property <caret-color> underlying [rgb(50, 50, 50)\] from add [rgb(100, 100, 100)\] to add [rgb(200, 200, 200)\] at (1) should be [rgb(250, 250, 250)\]]
+    expected: FAIL
+

tests/wpt/metadata-layout-2020/css/css-ui/animation/outline-offset-composition.html.ini

@@ -0,0 +1,61 @@
+[outline-offset-composition.html]
+  [Compositing: property <outline-offset> underlying [100px\] from add [10px\] to add [2px\] at (0.5) should be [106px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to add [200px\] at (0) should be [150px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to replace [200px\] at (1) should be [200px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [10em\] from add [100px\] to add [20em\] at (1.5) should be [calc(-50px + 40em)\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to add [200px\] at (1) should be [250px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to replace [200px\] at (0) should be [150px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [10em\] from add [100px\] to add [20em\] at (0) should be [calc(100px + 10em)\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [100px\] from add [10px\] to add [2px\] at (1.5) should be [98px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to add [200px\] at (-0.3) should be [120px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [100px\] from add [10px\] to add [2px\] at (0) should be [110px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to add [200px\] at (1.5) should be [300px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to replace [200px\] at (-0.3) should be [135px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [100px\] from add [10px\] to add [2px\] at (1) should be [102px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to add [200px\] at (0.5) should be [200px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [10em\] from add [100px\] to add [20em\] at (0.5) should be [calc(50px + 20em)\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to replace [200px\] at (0.5) should be [175px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [50px\] from add [100px\] to replace [200px\] at (1.5) should be [225px\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [10em\] from add [100px\] to add [20em\] at (-0.3) should be [calc(130px + 4em)\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [10em\] from add [100px\] to add [20em\] at (1) should be [30em\]]
+    expected: FAIL
+
+  [Compositing: property <outline-offset> underlying [100px\] from add [10px\] to add [2px\] at (-0.5) should be [114px\]]
+    expected: FAIL
+