src/vs/editor/contrib/gotoError/browser/markerNavigationService.ts/MarkerNavigationService/getMarkerList
class MarkerNavigationService:	getMarkerList(resource: URI | undefined): MarkerList {
		for (const provider of this._provider) {
			const result = provider.getMarkerList(resource);
			if (result) {
				return result;
			}
		}
		// default
		return new MarkerList(resource, this._markerService, this._configService);
	}