Roll src/third_party/pdfium/ 710fa99b0..d4d645abe (1 commit)

https://pdfium.googlesource.com/pdfium.git/+log/710fa99b0bd2..d4d645abecec

$ git log 710fa99b0..d4d645abe --date=short --no-merges --format='%ad %ae %s'
2018-05-25 rharrison Reserve space for code words when creating encoder context

Created with:
  roll-dep src/third_party/pdfium
BUG=chromium:846027


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: I26d090f4a72bd512979b45a7799106a90ad1cc68
Reviewed-on: https://chromium-review.googlesource.com/1073680
Commit-Queue: pdfium-chromium-autoroll <pdfium-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Reviewed-by: pdfium-chromium-autoroll <pdfium-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#562014}

DEPS

@@ -120,7 +120,7 @@ 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': '710fa99b0bd26e6761c4481b4b9b6d26d2954c3e',
+  'pdfium_revision': 'd4d645abecec0fe2e6477b5928cfa2967675585b',
   # 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.