network_diagnostics: Anonymize more FF parameters

A few more flimflam data fields now contain PII.  Make sure
network_diag doesn't expose them.

BUG=chromium-os:18517
TEST=Spot test mac_anonymize on (fake) user data.

Change-Id: Icd61a02bfbf7ba1bd59400b63e5d310fdf4fd2f7
Reviewed-on: http://gerrit.chromium.org/gerrit/5602
Reviewed-by: Sam Leffler <sleffler@chromium.org>
Tested-by: Paul Stewart <pstew@chromium.org>
1 file changed