src/vs/workbench/contrib/welcomeGettingStarted/browser/gettingStartedService.ts/WalkthroughsService/getStepProgress
class WalkthroughsService:	private getStepProgress(step: IWalkthroughStep): IResolvedWalkthroughStep {
		return {
			...step,
			done: false,
			...this.stepProgress[step.id]
		};
	}