src/vs/workbench/contrib/notebook/browser/controller/executeActions.ts/CancelNotebook/getEditorContextFromArgsOrActive
class CancelNotebook:	override getEditorContextFromArgsOrActive(accessor: ServicesAccessor, context?: UriComponents): INotebookActionContext | undefined {
		return getContextFromUri(accessor, context) ?? getContextFromActiveEditor(accessor.get(IEditorService));
	}