Roll src/third_party/pdfium f0f9a8f1fd94..84079432edd2 (3 commits)

https://pdfium.googlesource.com/pdfium.git/+log/f0f9a8f1fd94..84079432edd2


git log f0f9a8f1fd94..84079432edd2 --date=short --no-merges --format='%ad %ae %s'
2019-06-18 thestig@chromium.org Add tests for the PostScript truncate operator.
2019-06-18 thestig@chromium.org Add a pixel test for /Range in PostScript functions.
2019-06-18 thestig@chromium.org Reuse CFX_FontMgr::GetFixedFace().


Created with:
  gclient setdep -r src/third_party/pdfium@84079432edd2

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

Change-Id: I0b6f6026607b0688fb8f01468f3a19056c1dbce6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1665968Reviewed-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@{#670307}

DEPS

@@ -158,7 +158,7 @@ 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': 'f0f9a8f1fd94d812afbe9df814657340d43fda79',
+  'pdfium_revision': '84079432edd2ca5889fea4fa57d230df73d5fce7',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.