keeping_alive_    604 chrome/browser/background/background_mode_manager.cc     if (!keeping_alive_) {
keeping_alive_    605 chrome/browser/background/background_mode_manager.cc       keeping_alive_ = true;
keeping_alive_    613 chrome/browser/background/background_mode_manager.cc   if (keeping_alive_) {
keeping_alive_    614 chrome/browser/background/background_mode_manager.cc     keeping_alive_ = false;
keeping_alive_    345 chrome/browser/background/background_mode_manager.h   bool keeping_alive_;