Roll src/third_party/pdfium/ 752e9bf89..b8d868004 (2 commits)

https://pdfium.googlesource.com/pdfium.git/+log/752e9bf892ab..b8d86800487d

$ git log 752e9bf89..b8d868004 --date=short --no-merges --format='%ad %ae %s'
2017-12-01 thestig Get rid of else after break/continue/return.
2017-12-01 npm Check for success of decodes to avoid infinite loops

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: Ia547589983fd183d6e9a130426663c638a4f72c6
Reviewed-on: https://chromium-review.googlesource.com/804815
Reviewed-by: <pdfium-deps-roller@chromium.org>
Commit-Queue: <pdfium-deps-roller@chromium.org>
Cr-Commit-Position: refs/heads/master@{#521161}

DEPS

@@ -98,7 +98,7 @@ 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': '752e9bf892abdf1ee588ba87c857d0783a017b27',
+  'pdfium_revision': 'b8d86800487df4021860f08407c323ed82243c79',
   # 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.