src/vs/platform/userDataSync/common/userDataSyncService.ts/UserDataSyncService/replace
class UserDataSyncService:	async replace(uri: URI): Promise<void> {
		await this.checkEnablement();
		for (const synchroniser of this.synchronisers) {
			if (await synchroniser.replace(uri)) {
				return;
			}
		}
	}