Roll PDFium from 1553832ddd6c to 61ca10cb63d0 (5 revisions)

https://pdfium.googlesource.com/pdfium.git/+log/1553832ddd6c..61ca10cb63d0

2020-08-11 thestig@chromium.org Roll third_party/libjpeg_turbo/ 0241a1304..9d4f8005b (4 commits)
2020-08-11 thestig@chromium.org Check more headers in OpenJPEG.
2020-08-11 tsepez@chromium.org Remove CFWL_Widget::SetOuter().
2020-08-11 thestig@chromium.org Remove an unnecessary check in CPDF_RenderTiling::Draw().
2020-08-11 tsepez@chromium.org Remove CFWL_WidgetMgr::NextTab().

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/pdfium-autoroll
Please CC pdfium-deps-rolls@chromium.org on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

Bug: chromium:1114577
Tbr: pdfium-deps-rolls@chromium.org
Change-Id: I179842dbbac097815d1e274dc3783907f59f763d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2350136Reviewed-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@{#797016}

DEPS

@@ -215,7 +215,7 @@ 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': '1553832ddd6cd96d6278c84c8b557a0ce6cd9bd7',
+  'pdfium_revision': '61ca10cb63d06a31daaba9d453ccc7f837802c24',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.