src/vs/workbench/contrib/notebook/browser/view/renderers/cellRenderer.ts/AbstractCellRenderer/getCellToolbarActions
class AbstractCellRenderer:	protected getCellToolbarActions(menu: IMenu): { primary: IAction[], secondary: IAction[]; } {
		const primary: IAction[] = [];
		const secondary: IAction[] = [];
		const result = { primary, secondary };

		createAndFillInActionBarActions(menu, { shouldForwardArgs: true }, result, g => /^inline/.test(g));

		return result;
	}