Tests for classification based on subresource redirect collusion.

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


PASS Colluding host 1 got set as prevalent resource.
PASS Colluding host 2 got set as prevalent resource.
PASS Colluding host 3 got set as prevalent resource.
PASS Colluding host 4 got set as prevalent resource.
PASS Colluding localhost got set as prevalent resource after actual sub frame redirect.
PASS successfullyParsed is true

TEST COMPLETE