What steps will reproduce the problem?
(1)  Set "pdf_enable_xfa = true" in the GN build config.
(2) Build pdf_unittests.
(3) Run pdf_unittests.

What is the expected result?

All tests pass.

What happens instead?

[ RUN      ] PDFiumPrintTest.Basic
../../pdf/pdfium/pdfium_print_unittest.cc:45: Failure
Expected equality of these values:
  expected_dimensions[i].width
    Which is: 612
  width
    Which is: 200

...

../../pdf/pdfium/pdfium_print_unittest.cc:46: Failure
Expected equality of these values:
  expected_dimensions[i].height
    Which is: 792
  height
    Which is: 200