CreateDeviceTaskHelper   72 chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.cc         MTPDeviceTaskHelperMapService::GetInstance()->CreateDeviceTaskHelper(
CreateDeviceTaskHelper   23 chrome/browser/media_galleries/linux/mtp_device_task_helper_map_service.h   MTPDeviceTaskHelper* CreateDeviceTaskHelper(const std::string& storage_name);