Add missing support/refresh.sub.html.
Created attachment 416914 [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
Created attachment 416949 [details] Patch
Committed r271142: <https://trac.webkit.org/changeset/271142> All reviewed patches have been landed. Closing bug and clearing flags on attachment 416949 [details].
<rdar://problem/72803985>