This is an umbrella bug for all the works needed for suporting CSSWG reftests on new-run-webkit-tests.
Created attachment 107630 [details] WIP
Let me take over her work. It turned out that there are some issues we have to solve to support CSSWG in new-run-webkit-tests. Let me summarize later.
I'd like to use parent bug 66295 as META bug instead of this bug since NRWT is becoming default test runner. *** This bug has been marked as a duplicate of bug 66295 ***