Update platform-specific Skia expectations

Bug: pdfium:1855
Change-Id: I00c04f1644c5832367ed3dc3e3f0a81de093c061
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium_tests/+/102570
Reviewed-by: Lei Zhang <thestig@chromium.org>
diff --git a/xfa_specific/fx/test_case_0015/TimeField_expected_skia_mac.pdf.0.png b/xfa_specific/fx/test_case_0015/TimeField_expected_skia_mac.pdf.0.png
new file mode 100644
index 0000000..56e3311
--- /dev/null
+++ b/xfa_specific/fx/test_case_0015/TimeField_expected_skia_mac.pdf.0.png
Binary files differ
diff --git a/xfa_specific/pdfium/bug_434_expected_skia_win.pdf.0.png b/xfa_specific/pdfium/bug_434_expected_skia_win.pdf.0.png
new file mode 100644
index 0000000..b6b2614
--- /dev/null
+++ b/xfa_specific/pdfium/bug_434_expected_skia_win.pdf.0.png
Binary files differ