Roll src/third_party/pdfium 6e3a40600f24..e5bc2758b312 (3 commits)

https://pdfium.googlesource.com/pdfium.git/+log/6e3a40600f24..e5bc2758b312


git log 6e3a40600f24..e5bc2758b312 --date=short --no-merges --format='%ad %ae %s'
2019-07-26 tsepez@chromium.org Mark CPDF_DocPageData::Clear() as private
2019-07-26 tsepez@chromium.org Remove some other virtual dtors.
2019-07-26 tsepez@chromium.org De-virtualize CFWL_FontManager and CFWL_FontData.


Created with:
  gclient setdep -r src/third_party/pdfium@e5bc2758b312

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.



TBR=pdfium-deps-rolls@chromium.org

Bug: None
Change-Id: Iaea4c41e612e6d260f45f237f1a3acacc2d8d59d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1720739Reviewed-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@{#681406}

DEPS

@@ -165,7 +165,7 @@ 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': '6e3a40600f246bd8cff2367e3805ce53466cb349',
+  'pdfium_revision': 'e5bc2758b3126be5ade01fc54b4050e415148438',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.