Roll src/third_party/pdfium/ b9ec0b31a..6e8a3e62e (11 commits)

https://pdfium.googlesource.com/pdfium.git/+log/b9ec0b31a932..6e8a3e62e171

$ git log b9ec0b31a..6e8a3e62e --date=short --no-merges --format='%ad %ae %s'
2018-01-26 xlou Code cleanup - create a new function GetPageNumbers
2018-01-26 thestig Fix a wrong variable check in CFX_BilinearMatrix.
2018-01-26 thestig Pass nullptr to ParseContentWithParams() instead of 0.
2018-01-26 rharrison Clean up construction of CFX_Barcode
2018-01-26 hnakashima Fix crash in palette loading with Pattern colorspace.
2018-01-26 thestig Change CPDF_RenderStatus::ProcessPathPattern() to pass by pointer.
2018-01-26 thestig Mark some fxge class members as const.
2018-01-26 thestig Fix potential memory leak in CCodec_JpegModule::Start().
2018-01-25 hnakashima Add timeout when downloading gold json.
2018-01-25 hnakashima Make private some methods in CPDF_DIBSource.
2018-01-25 dsinclair Remove empty FF classes

Created with:
  roll-dep src/third_party/pdfium
BUG=805881,805881


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.


TBR=dsinclair@chromium.org

Change-Id: Ibaba86271a00d1311dbaabadb5e07683f63db4e3
Reviewed-on: https://chromium-review.googlesource.com/890340
Reviewed-by: <pdfium-deps-roller@chromium.org>
Commit-Queue: <pdfium-deps-roller@chromium.org>
Cr-Commit-Position: refs/heads/master@{#532200}

DEPS

@@ -103,7 +103,7 @@ 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': 'b9ec0b31a9324a4927ab897c4f741de836321832',
+  'pdfium_revision': '6e8a3e62e1718c3739f44e94c128123276d85682',
   # 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.