def addcc(self, cclist, comment=None):
        """
        Adds the given email addresses to the CC list for this bug.
        cclist: list of email addresses (strings)
        comment: optional comment to add to the bug
        """
        vals = self.bugzilla.build_update(comment=comment,
                                          cc_add=cclist)
        log.debug("addcc: update=%s", vals)

        return self.bugzilla.update_bugs(self.bug_id, vals)
Adds the given email addresses to the CC list for this bug.
        cclist: list of email addresses (strings)
        comment: optional comment to add to the bug