PingFileThread    392 content/public/test/download_test_observer.cc           base::Bind(&DownloadTestFlushObserver::PingFileThread, this, 2));
PingFileThread    407 content/public/test/download_test_observer.cc         base::Bind(&DownloadTestFlushObserver::PingFileThread, this, cycle));
PingFileThread    264 content/public/test/download_test_observer.h   void PingFileThread(int cycle);