@Override
  protected SuggestedNameInfo suggestNames(PsiType defaultType, String propName) {
    return IntroduceParameterHandler.createNameSuggestionGenerator(myExpr, propName, myProject, null)
      .getSuggestedNameInfo(defaultType);
  }
@Override
  protected SuggestedNameInfo suggestNames(PsiType defaultType, String propName)