Tests that browser-initiated navigation honors Network.setCacheDisabled
Original navigation, should not be cached:
responseReceived status: 200
responseReceivedExtraInfo status: 200
Second navigation, should be cached:
responseReceived status: 200
responseReceivedExtraInfo status: undefined
cached: true
Navigation with cache disabled:
responseReceived status: 200
responseReceivedExtraInfo status: 200
cached: false