src/vs/workbench/contrib/tasks/browser/task.contribution.ts/TaskStatusBarContributions/constructor
class TaskStatusBarContributions:	constructor(
		@ITaskService private readonly taskService: ITaskService,
		@IStatusbarService private readonly statusbarService: IStatusbarService,
		@IProgressService private readonly progressService: IProgressService
	) {
		super();
		this.registerListeners();
	}