Fix the barcode_test.pdf test expectation.

TBR=tsepez@chromium.org

Change-Id: Ia6c57a99a0ba10b9cf95552b431f0de7462595aa
Reviewed-on: https://pdfium-review.googlesource.com/3514
Reviewed-by: Lei Zhang <thestig@chromium.org>
diff --git a/xfa_specific/pdfium/barcode_test_expected.pdf.0.png b/xfa_specific/pdfium/barcode_test_expected.pdf.0.png
index 3cb8aca..45f5391 100644
--- a/xfa_specific/pdfium/barcode_test_expected.pdf.0.png
+++ b/xfa_specific/pdfium/barcode_test_expected.pdf.0.png
Binary files differ