Checking transmission of Beacons involving cookies.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS navigator.sendBeacon("resources/save-beacon.py?name=cookie", "Blip"); is true
PASS Beacon sent successfully
PASS Content-Type: text/plain;charset=UTF-8
PASS Cookie: hello=world
PASS Origin: http://127.0.0.1:8000
PASS Referer: http://127.0.0.1:8000/blink/sendbeacon/beacon-cookie.html
PASS Request-Method: POST
PASS Length: 4
PASS Body: Blip
PASS
PASS successfullyParsed is true

TEST COMPLETE