Resume work on LBSE -- garden the test results to start with a clean baseline.
Pull request: https://github.com/WebKit/WebKit/pull/17843
Committed 268062@main (a7b2e63b6c2a): <https://commits.webkit.org/268062@main> Reviewed commits have been landed. Closing PR #17843 and removing active labels.
<rdar://problem/115618825>