src/vs/editor/contrib/gotoError/browser/gotoError.ts/PrevMarkerAction/constructor
class PrevMarkerAction:	constructor() {
		super(false, false, {
			id: PrevMarkerAction.ID,
			label: PrevMarkerAction.LABEL,
			alias: 'Go to Previous Problem (Error, Warning, Info)',
			precondition: undefined,
			kbOpts: {
				kbExpr: EditorContextKeys.focus,
				primary: KeyMod.Shift | KeyMod.Alt | KeyCode.F8,
				weight: KeybindingWeight.EditorContrib
			},
			menuOpts: {
				menuId: MarkerNavigationWidget.TitleMenu,
				title: PrevMarkerAction.LABEL,
				icon: registerIcon('marker-navigation-previous', Codicon.arrowUp, nls.localize('previousMarkerIcon', 'Icon for goto previous marker.')),
				group: 'navigation',
				order: 2
			}
		});
	}