r264335 updated the imported css-grid WPT tests. The update contains a change (base href) for the test imported/w3c/web-platform-tests/css/css-grid/grid-definition/grid-auto-fit-columns-001.html that breaks it.
Created attachment 404226 [details] Patch
This patch modifies the imported WPT tests. Please ensure that any changes on the tests (not coming from a WPT import) are exported to WPT. Please see https://trac.webkit.org/wiki/WPTExportProcess
Ok.. I just noticed this has been fixed on WPT 4b5101fabe653a57921f6e7add9ff768027206fa
Created attachment 404227 [details] Patch Import commit 4b5101fabe from WPT and update expectations
Comment on attachment 404227 [details] Patch r=me
Committed r264339: <https://trac.webkit.org/changeset/264339> All reviewed patches have been landed. Closing bug and clearing flags on attachment 404227 [details].
<rdar://problem/65544302>