shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c));
j->Finished.connect (bind (&Film::maybe_add_content, this, boost::weak_ptr<Job> (j), boost::weak_ptr<Content> (c)));
JobManager::instance()->add (j);
shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c));
j->Finished.connect (bind (&Film::maybe_add_content, this, boost::weak_ptr<Job> (j), boost::weak_ptr<Content> (c)));
JobManager::instance()->add (j);