--- a/layout/reftests/w3c-css/submitted/masking/reftest.list
+++ b/layout/reftests/w3c-css/submitted/masking/reftest.list
@@ -1,17 +1,17 @@
 # All mask properties test cases are meant to be failed
 # until bug 1251161 is fixed, which means enabling mask shorthand.
 # To enable it in compile time, refer to bug 1243734
 
 # mask-composite test cases
 fails == mask-composite-1a.html mask-composite-1-ref.html
 fails == mask-composite-1b.html mask-composite-1-ref.html
-fails fails-if(cocoaWidget) == mask-composite-2a.html mask-composite-2-ref.html # bug 1231643;
-fails fails-if(cocoaWidget) == mask-composite-2b.html mask-composite-2-ref.html # bug 1231643;
+fails == mask-composite-2a.html mask-composite-2-ref.html
+fails == mask-composite-2b.html mask-composite-2-ref.html
 
 # mask-mode test cases
 fails == mask-mode-a.html mask-mode-ref.html
 fails == mask-mode-b.html mask-mode-ref.html
 
 # mask-image test cases
 fails == mask-image-1a.html mask-image-1-ref.html
 fails == mask-image-1b.html mask-image-1-ref.html