Roll src/third_party/pdfium 5ebfd64..798b832 (7 commits)

https://pdfium.googlesource.com/pdfium.git/+log/5ebfd64..798b832


git log 5ebfd64..798b832 --date=short --no-merges --format='%ad %ae %s'
2018-06-07 rharrison@chromium.org Add expectations for xfa_node_caption.pdf
2018-06-07 rharrison@chromium.org Convert resolve_nodes.pdf into 3 test cases
2018-06-07 hnakashima@chromium.org Rename CPDF_PageObjectHolder::GetFormDict() to GetDict().
2018-06-07 tsepez@chromium.org Remove friending in CFXJSE_Context.
2018-06-07 hnakashima@chromium.org Return from GenerateContent() if m_pObjHolder->GetFormDict() is null.
2018-06-07 art-snake@yandex-team.ru Check is first page number valid in CPDF_LinearizedHeader.
2018-06-07 rharrison@chromium.org Revert "Reland "Simplify CPDF_HintsTable.""


Created with:
  gclient setdep -r src/third_party/pdfium@798b832

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:850407,chromium:850440
TBR=dsinclair@chromium.org

Change-Id: I61a7c7d21e28d4051f9959e05eae18c7b3bf9b5a
Reviewed-on: https://chromium-review.googlesource.com/1092050Reviewed-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@{#565508}

DEPS

@@ -126,7 +126,7 @@ 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': '5ebfd6405fce9bf71f9970431444419e572c2d9f',
+  'pdfium_revision': '798b832f943da2b3ef1251c887e418e6f4c9bc09',
   # 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.