Roll src/third_party/pdfium f9e0498bb1ce..2ff6cd661c02 (5 commits)

https://pdfium.googlesource.com/pdfium.git/+log/f9e0498bb1ce..2ff6cd661c02


git log f9e0498bb1ce..2ff6cd661c02 --date=short --no-merges --format='%ad %ae %s'
2018-10-03 tsepez@chromium.org Make CCodec_ProgressiveDecoder::ReadMoreData() slightly saner
2018-10-03 hnakashima@chromium.org Reland "Make potentially dangerous Actions require a user click."
2018-10-03 thestig@chromium.org Fix nits in CFX_FontSourceEnum_File.
2018-10-03 thestig@chromium.org Split CFX_FontSourceEnum_File into its own file.
2018-10-03 thestig@chromium.org Add FxFolderHandleCloser for use with std::unique_ptr.


Created with:
  gclient setdep -r src/third_party/pdfium@2ff6cd661c02

The AutoRoll server is located here: https://autoroll.skia.org/r/pdfium-autoroll

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:851821
TBR=dsinclair@chromium.org

Change-Id: Id2e46631c3c86f62a70337eaf11dfe7e06ff6a8a
Reviewed-on: https://chromium-review.googlesource.com/c/1259491Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#596374}

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': 'f9e0498bb1ce2a52628065bc13389b4fc2768f42',
+  'pdfium_revision': '2ff6cd661c0203dcdcc09135bce8bba141037574',
   # 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.