--- a/testing/web-platform/meta/web-animations/animation-model/animation-types/accumulation-per-property.html.ini
+++ b/testing/web-platform/meta/web-animations/animation-model/animation-types/accumulation-per-property.html.ini
@@ -1,13 +1,4 @@
 [accumulation-per-property.html]
   type: testharness
   [column-gap: "normal" onto "200px"]
     expected: FAIL
-
-  [content: ""b"" onto ""a""]
-    expected:
-      if stylo: FAIL
-
-  [content: ""a"" onto ""b""]
-    expected:
-      if stylo: FAIL
-

--- a/testing/web-platform/meta/web-animations/animation-model/animation-types/addition-per-property.html.ini
+++ b/testing/web-platform/meta/web-animations/animation-model/animation-types/addition-per-property.html.ini
@@ -1,15 +1,6 @@
 prefs: [layout.css.contain.enabled:true, layout.css.initial-letter.enabled:true, layout.css.overflow-clip-box.enabled:true, layout.css.shape-outside.enabled:true]
 [addition-per-property.html]
   type: testharness
   [column-gap: "normal" onto "200px"]
     expected: FAIL
     bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1356241
-
-  [content: ""b"" onto ""a""]
-    expected:
-      if stylo: FAIL
-
-  [content: ""a"" onto ""b""]
-    expected:
-      if stylo: FAIL
-

--- a/testing/web-platform/meta/web-animations/animation-model/animation-types/interpolation-per-property.html.ini
+++ b/testing/web-platform/meta/web-animations/animation-model/animation-types/interpolation-per-property.html.ini
@@ -11,21 +11,8 @@ prefs: [layout.css.contain.enabled:true,
 
   [column-gap uses discrete animation when animating between "normal" and "200px" with keyframe easing]
     expected: FAIL
     bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1356241
 
   [filter: interpolate different length of filter-function-list with drop-shadow function]
     expected: FAIL
     bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1345709
-
-  [content uses discrete animation when animating between ""a"" and ""b"" with linear easing]
-    expected:
-      if stylo: FAIL
-
-  [content uses discrete animation when animating between ""a"" and ""b"" with effect easing]
-    expected:
-      if stylo: FAIL
-
-  [content uses discrete animation when animating between ""a"" and ""b"" with keyframe easing]
-    expected:
-      if stylo: FAIL
-