Log countryCodes in BridgeRing.getBridges().
Log countryCodes in BridgeRing.getBridges().

This is to see if they are ever actually passed into this function. They
weren't being used anywhere inside BridgeRing.getBridges(), nor anywhere
else.

pagea/bridgedb,mmaker/bridgedb,wfn/bridgedb,pagea/bridgedb,mmaker/bridgedb,wfn/bridgedb