src/vs/workbench/browser/parts/views/treeView.ts/MultipleSelectionActionRunner/constructor
class MultipleSelectionActionRunner:	constructor(notificationService: INotificationService, private getSelectedResources: (() => ITreeItem[])) {
		super();
		this._register(this.onDidRun(e => {
			if (e.error && !isPromiseCanceledError(e.error)) {
				notificationService.error(localize('command-error', 'Error running command {1}: {0}. This is likely caused by the extension that contributes {1}.', e.error.message, e.action.id));
			}
		}));
	}