Roll src/third_party/pdfium 5f4cd74d2693..f956badf3dd2 (3 commits)

https://pdfium.googlesource.com/pdfium.git/+log/5f4cd74d2693..f956badf3dd2


git log 5f4cd74d2693..f956badf3dd2 --date=short --no-merges --format='%ad %ae %s'
2018-08-16 hnakashima@chromium.org Add a way to save a barcode generated bitmap to a .png.
2018-08-16 tsepez@chromium.org Remove more optional args in core/
2018-08-16 hnakashima@chromium.org Optimize rendering of two dimensional barcodes: deduplicate regions.


Created with:
  gclient setdep -r src/third_party/pdfium@f956badf3dd2

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.



BUG=chromium:872907
TBR=dsinclair@chromium.org

Change-Id: If58ebe0565280b1361422a9ced2f70af30a93c3b
Reviewed-on: https://chromium-review.googlesource.com/1178247Reviewed-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@{#583809}

DEPS

@@ -129,7 +129,7 @@ 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': '5f4cd74d2693e23b27237b935f28a87611e25e6b',
+  'pdfium_revision': 'f956badf3dd2c7eedba47dfcb787d6e6dfe92cf7',
   # 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.