src/vs/workbench/contrib/notebook/common/notebookOptions.ts/NotebookOptions/statusBarIsVisible
class NotebookOptions:	private statusBarIsVisible(internalMetadata: NotebookCellInternalMetadata, cellUri: URI): boolean {
		const exe = this.notebookExecutionStateService.getCellExecution(cellUri);
		if (this._layoutConfiguration.showCellStatusBar === 'visible') {
			return true;
		} else if (this._layoutConfiguration.showCellStatusBar === 'visibleAfterExecute') {
			return typeof internalMetadata.lastRunSuccess === 'boolean' || exe !== undefined;
		} else {
			return false;
		}
	}