Tests that service worker requests are intercepted.
[browser] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/empty.html, type: Document
[renderer] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/service-worker.js, type: Other
[browser] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/service-worker.js, type: Other
[renderer] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/empty.html, type: XHR
[browser] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/empty.html, type: XHR
Response fulfilled by service worker: response from service worker
[renderer] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/fetch-data.txt, type: XHR
[browser] Request to http://127.0.0.1:8000/inspector-protocol/fetch/resources/fetch-data.txt, type: XHR
Response after Fetch.fulfillRequest: overriden response body