GetFreshnessLifetime  623 chrome/browser/net/chrome_network_delegate.cc           request->response_info().headers->GetFreshnessLifetime(
GetFreshnessLifetime  941 net/http/http_response_headers.cc       GetFreshnessLifetime(response_time);
GetFreshnessLifetime  220 net/http/http_response_headers.h   base::TimeDelta GetFreshnessLifetime(const base::Time& response_time) const;