Roll src/third_party/pdfium 9590dee526c5..b7c4a0243e82 (4 commits)

https://pdfium.googlesource.com/pdfium.git/+log/9590dee526c5..b7c4a0243e82


git log 9590dee526c5..b7c4a0243e82 --date=short --no-merges --format='%ad %ae %s'
2018-10-26 tsepez@chromium.org Pass CreateParams to CPWL_Wnd constructor.
2018-10-26 thestig@chromium.org Roll testing/corpus/ 502691e08..56802dad1 (1 commit)
2018-10-26 tsepez@chromium.org Convert CPWL_Wnd::m_Children to vector of unique_ptr.
2018-10-26 thestig@chromium.org Replace int flags with struct FXDIB_ResampleOptions.


Created with:
  gclient setdep -r src/third_party/pdfium@b7c4a0243e82

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:898443
TBR=dsinclair@chromium.org

Change-Id: If45abeb03a737245d0724851cc0d47ef8d69ceee
Reviewed-on: https://chromium-review.googlesource.com/c/1303417Reviewed-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@{#603304}

DEPS

@@ -135,7 +135,7 @@ 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': '9590dee526c514d87dc1f47569d1136ffcf539ad',
+  'pdfium_revision': 'b7c4a0243e82f6c4ff91cd90b5bae336100c3c70',
   # 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.