src/vs/workbench/contrib/preferences/browser/settingsWidgets.ts/AbstractListSettingWidget/handleItemChange
class AbstractListSettingWidget:	protected handleItemChange(originalItem: TDataItem, changedItem: TDataItem, idx: number) {
		this.model.setEditKey('none');

		this._onDidChangeList.fire({
			originalItem,
			item: changedItem,
			targetIndex: idx,
		});

		this.renderList();
	}