   }
 
   /// The value to display in the "default" column.
-  var defaultValueDisplayItem: String {
+  @objc var defaultValueDisplayItem: String {
     return ""
   }
 

class OptionsEditorGroupNode: OptionsEditorNode {
  let key: TulsiOptionKeyGroup

  override var name: String {
    return displayName
  }
  let displayName: String

  override var toolTip: String {
    return toolTipValue
  }
  let toolTipValue: String

  // The UIRuleEntry selected in the target picker or nil if the BUILD file is selected.
  let target: UIRuleInfo?

  @objc override var name: String {
    return option.displayName
  }

  @objc override var toolTip: String {
    return option.userDescription
  }

