ManagerDestructionObserver 848 chrome/browser/extensions/api/downloads/downloads_api.cc new std::map<DownloadManager*, ManagerDestructionObserver*>(); ManagerDestructionObserver 851 chrome/browser/extensions/api/downloads/downloads_api.cc new ManagerDestructionObserver(manager); ManagerDestructionObserver 885 chrome/browser/extensions/api/downloads/downloads_api.cc static std::map<DownloadManager*, ManagerDestructionObserver*>* ManagerDestructionObserver 891 chrome/browser/extensions/api/downloads/downloads_api.cc DISALLOW_COPY_AND_ASSIGN(ManagerDestructionObserver); ManagerDestructionObserver 894 chrome/browser/extensions/api/downloads/downloads_api.cc std::map<DownloadManager*, ManagerDestructionObserver*>* ManagerDestructionObserver 895 chrome/browser/extensions/api/downloads/downloads_api.cc ManagerDestructionObserver::manager_file_existence_last_checked_ = NULL; ManagerDestructionObserver 1083 chrome/browser/extensions/api/downloads/downloads_api.cc ManagerDestructionObserver::CheckForHistoryFilesRemoval(manager); ManagerDestructionObserver 1084 chrome/browser/extensions/api/downloads/downloads_api.cc ManagerDestructionObserver::CheckForHistoryFilesRemoval(incognito_manager);