Rebaseline imported/w3c/web-platform-tests/FileAPI/url/sandboxed-iframe.html after 253469@main
Pull request: https://github.com/WebKit/WebKit/pull/3366
Committed 253470@main (811b7aa51349): <https://commits.webkit.org/253470@main> Reviewed commits have been landed. Closing PR #3366 and removing active labels.
<rdar://problem/98734516>