Roll src/third_party/pdfium/ 3fff90a67..a85e5ca5f (2 commits)

https://pdfium.googlesource.com/pdfium.git/+log/3fff90a670d8..a85e5ca5f2df

$ git log 3fff90a67..a85e5ca5f --date=short --no-merges --format='%ad %ae %s'
2017-11-01 dsinclair Split JS methods out of CXFA_Object
2017-11-01 dsinclair Split JS code out of CXFA_Node.

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: Ib25ac8f53f4e968aa483657809402c2b7fdce8c2
Reviewed-on: https://chromium-review.googlesource.com/749445
Reviewed-by: <pdfium-deps-roller@chromium.org>
Commit-Queue: <pdfium-deps-roller@chromium.org>
Cr-Commit-Position: refs/heads/master@{#513176}

DEPS

@@ -83,7 +83,7 @@ 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': '3fff90a670d860a7b0319aa0edf8628917d0a122',
+  'pdfium_revision': 'a85e5ca5f2dfadcf9f3812a8ef039d1f206833a4',
   # 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.