src/vs/workbench/contrib/userDataSync/browser/userDataSyncViews.ts/UserDataSyncMachinesViewDataProvider/getMachines
class UserDataSyncMachinesViewDataProvider:	private getMachines(): Promise<IUserDataSyncMachine[]> {
		if (this.machinesPromise === undefined) {
			this.machinesPromise = this.userDataSyncMachinesService.getMachines();
		}
		return this.machinesPromise;
	}