src/vs/workbench/contrib/preferences/browser/settingsWidgets.ts/ListSettingWidget/renderInputBox
class ListSettingWidget:	private renderInputBox(value: ObjectValue, rowElement: HTMLElement): InputBox {
		const valueInput = new InputBox(rowElement, this.contextViewService, {
			placeholder: this.getLocalizedStrings().inputPlaceholder
		});

		valueInput.element.classList.add('setting-list-valueInput');
		this.listDisposables.add(attachInputBoxStyler(valueInput, this.themeService, {
			inputBackground: settingsTextInputBackground,
			inputForeground: settingsTextInputForeground,
			inputBorder: settingsTextInputBorder
		}));
		this.listDisposables.add(valueInput);
		valueInput.value = value.data.toString();

		return valueInput;
	}