Roll src/third_party/pdfium/ a1d344230..ac19439e2 (1 commit)

https://pdfium.googlesource.com/pdfium.git/+log/a1d344230925..ac19439e28b6

$ git log a1d344230..ac19439e2 --date=short --no-merges --format='%ad %ae %s'
2018-04-25 dsinclair Remove m_NodeStack from CFX_XMLParser

Created with:
  roll-dep src/third_party/pdfium


The AutoRoll server is located here: https://pdfium-roll.skia.org

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


TBR=dsinclair@chromium.org

Change-Id: I539a7168cf9cd7e9fdc66078529047dfcbe8d99e
Reviewed-on: https://chromium-review.googlesource.com/1028211Reviewed-by: pdfium-chromium-autoroll <pdfium-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: pdfium-chromium-autoroll <pdfium-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#553580}

DEPS

@@ -114,7 +114,7 @@ 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': 'a1d344230925e94bbf43a62ddc814321056c68d5',
+  'pdfium_revision': 'ac19439e28b67289b8ea60fea7d2806cbaa150c9',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling openmax_dl
   # and whatever else without interference from each other.