src/vs/workbench/contrib/preferences/browser/settingsTree.ts/AbstractSettingRenderer/disposeElement
class AbstractSettingRenderer:	disposeElement(_element: ITreeNode<SettingsTreeElement>, _index: number, template: IDisposableTemplate, _height: number | undefined): void {
		if ((template as ISettingItemTemplate).elementDisposables) {
			(template as ISettingItemTemplate).elementDisposables.clear();
		}
	}