[platform_TLSDate] don't expect verbosity

Some of the log messages we were depending on are now only emitted when verbose
(or gone altogether); don't depend on them.

BUG=chromium-os:31505
TEST=sure is

Change-Id: Iab3b18654df8c8bd4298a108e4f804d661aa8591
Signed-off-by: Elly Fong-Jones <ellyjones@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/34459
1 file changed