@Override
  public GrParameterInfo createMergedParameterInfo(GroovyIntroduceObjectClassDescriptor descriptor,
                                                   GrMethod method,
                                                   List<? extends GrParameterInfo> oldMethodParameters) {
    final GroovyPsiElementFactory elementFactory = GroovyPsiElementFactory.getInstance(method.getProject());
    PsiType classType =
      elementFactory.createTypeByFQClassName(StringUtil.getQualifiedName(descriptor.getPackageName(), descriptor.getClassName()));
    return new GrParameterInfo(descriptor.getClassName(), null, null, classType, NEW_PARAMETER, false) {
      @Nullable
      @Override
      public PsiElement getActualValue(PsiElement callExpression, Object substitutor) {
        final IntroduceParameterObjectDelegate<PsiNamedElement, ParameterInfo, IntroduceParameterObjectClassDescriptor<PsiNamedElement, ParameterInfo>>
          delegate = findDelegate(callExpression);
        return delegate != null ? delegate.createNewParameterInitializerAtCallSite(callExpression, descriptor, oldMethodParameters, substitutor) : null;
      }
    };
  }
@Override
  public GrParameterInfo createMergedParameterInfo(GroovyIntroduceObjectClassDescriptor descriptor,
                                                   GrMethod method,
                                                   List<? extends GrParameterInfo> oldMethodParameters)