void PrerenderResourceThrottle::WillRedirectRequestOnUI(
const base::WeakPtr<PrerenderResourceThrottle>& throttle,
const std::string& follow_only_when_prerender_shown_header,
void PrerenderResourceThrottle::WillRedirectRequestOnUI(
const base::WeakPtr<PrerenderResourceThrottle>& throttle,
const std::string& follow_only_when_prerender_shown_header,