BlobURLHandle doesn't work as intended for opaque origin Blob URLs. This is causing some of the subtests in imported/w3c/web-platform-tests/FileAPI/url/sandboxed-iframe.html to fail in WebKit.
Pull request: https://github.com/WebKit/WebKit/pull/4075
Committed 254238@main (2953e9903dd4): <https://commits.webkit.org/254238@main> Reviewed commits have been landed. Closing PR #4075 and removing active labels.
<rdar://problem/99652964>