@NotNull
    private static PsiMethodCallExpression getDeepestQualifierCall(PsiMethodCallExpression result) {
      PsiMethodCallExpression append = result;
      while (true) {
        PsiMethodCallExpression qualifierCall = MethodCallUtils.getQualifierMethodCall(append);
        if (qualifierCall == null) break;
        append = qualifierCall;
      }
      return append;
    }
@NotNull
    private static PsiMethodCallExpression getDeepestQualifierCall(PsiMethodCallExpression result)