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();
	}