static PsiExpressionList getArgumentList(PsiElement parent) {
    if (parent instanceof PsiCall) {
      return ((PsiCall)parent).getArgumentList();
    }
    if (parent instanceof PsiAnonymousClass) {
      return getArgumentList(parent.getParent());
    }
    return null;
  }
static PsiExpressionList getArgumentList(PsiElement parent)