src/vs/editor/contrib/quickAccess/browser/gotoLineQuickAccess.ts/AbstractGotoLineQuickAccessProvider/provideWithoutTextEditor
class AbstractGotoLineQuickAccessProvider:	protected provideWithoutTextEditor(picker: IQuickPick<IGotoLineQuickPickItem>): IDisposable {
		const label = localize('cannotRunGotoLine', "Open a text editor first to go to a line.");

		picker.items = [{ label }];
		picker.ariaLabel = label;

		return Disposable.None;
	}