1 Test that ServiceWorker and ServiceWorkerRegistration are not garbage collected prematurely
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS registrationObservation.wasCollected is false
7 PASS swObservation.wasCollected is false
8 PASS registrationObservation.wasCollected is false
9 PASS swObservation.wasCollected is false
10 PASS successfullyParsed is true