ServiceWorker

8bc71ed5 - Teach ExtendableMessageEvent to work with origins. (#1821)

Teach ExtendableMessageEvent to work with origins. (#1821) SHA: c9b4790d4519277a37b3d0c91ccf72823bf4db0f Reason: push, by yoshisatoyanagisawa Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>