src/vs/workbench/browser/parts/notifications/notificationsViewer.ts/NotificationTemplateRenderer/constructor
class NotificationTemplateRenderer:	constructor(
		private template: INotificationTemplateData,
		private actionRunner: IActionRunner,
		@IOpenerService private readonly openerService: IOpenerService,
		@IInstantiationService private readonly instantiationService: IInstantiationService,
		@IKeybindingService private readonly keybindingService: IKeybindingService,
		@IContextMenuService private readonly contextMenuService: IContextMenuService,
	) {
		super();

		if (!NotificationTemplateRenderer.closeNotificationAction) {
			NotificationTemplateRenderer.closeNotificationAction = instantiationService.createInstance(ClearNotificationAction, ClearNotificationAction.ID, ClearNotificationAction.LABEL);
			NotificationTemplateRenderer.expandNotificationAction = instantiationService.createInstance(ExpandNotificationAction, ExpandNotificationAction.ID, ExpandNotificationAction.LABEL);
			NotificationTemplateRenderer.collapseNotificationAction = instantiationService.createInstance(CollapseNotificationAction, CollapseNotificationAction.ID, CollapseNotificationAction.LABEL);
		}
	}