private IntroduceVariableSettings getIntroduceVariableSettings(Project project, IntroduceVariableSettings variableSettings) {
    final PsiClassType psiClassType = PsiType.getTypeByName(selectedTypeFQN, project, GlobalSearchScope.projectScope(project));
    return new IntroduceVariableSettingsDelegate(variableSettings, psiClassType);
  }
private IntroduceVariableSettings getIntroduceVariableSettings(Project project, IntroduceVariableSettings variableSettings)