Roll src/third_party/pdfium adfb1574077d..d41bcabd124f (4 commits)

https://pdfium.googlesource.com/pdfium.git/+log/adfb1574077d..d41bcabd124f

git log adfb1574077d..d41bcabd124f --date=short --first-parent --format='%ad %ae %s'
2020-02-21 nigi@chromium.org Roll buildtools/ 1f38b432e..713b351a1 (7 commits)
2020-02-21 nigi@chromium.org Roll tools/code_coverage/ c7a868bac..a8f20a1da (1 commit)
2020-02-21 thestig@chromium.org Observe CPDFSDK_PageView inside ExitWidget().
2020-02-20 tsepez@chromium.org Add test cases for several recently fixed XFA bugs.

Created with:
  gclient setdep -r src/third_party/pdfium@d41bcabd124f

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/pdfium-autoroll
Please CC pdfium-deps-rolls@chromium.org on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Bug: chromium:1026991
Tbr: pdfium-deps-rolls@chromium.org
Change-Id: I6a4ccbe1b938d8d640da1491b64a79cbde588e7f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2068016Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#743444}

DEPS

@@ -191,7 +191,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.
-  'pdfium_revision': 'adfb1574077de65db68d2ef4ffea7e1fbabaaadf',
+  'pdfium_revision': 'd41bcabd124f06c919f38849d6258960eb635f20',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.