/mdn-git/developer.mozilla.org/en-US/docs/Web/API/WorkerGlobalScopeWorkerGlobalScope
atob btoa caches crossOriginIsolated crypto dump error_event fetch fonts importScripts indexedDB isSecureContext languagechange_event location navigator offline_event online_event origin performance rejectionhandled_event scheduler securitypolicyviolation_event self trustedTypes unhandledrejection_event