Roll src/third_party/pdfium/ 3789415ed..3c855cf5f (1 commit)

https://pdfium.googlesource.com/pdfium.git/+log/3789415eddd0..3c855cf5fbd5

$ git log 3789415ed..3c855cf5f --date=short --no-merges --format='%ad %ae %s'
2017-12-20 thestig Roll DEPS for third_party/android_ndk to d5752321.

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: I17079147d61a2503102c27b10565686342f97c26
Reviewed-on: https://chromium-review.googlesource.com/835629
Reviewed-by: <pdfium-deps-roller@chromium.org>
Commit-Queue: <pdfium-deps-roller@chromium.org>
Cr-Commit-Position: refs/heads/master@{#525256}

DEPS

@@ -102,7 +102,7 @@ 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': '3789415eddd06f11dfa71a6a253f88018a111b5e',
+  'pdfium_revision': '3c855cf5fbd5f12adb5c8754a3241c966bc24cc7',
   # 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.