Roll PDFium from 1105ef875a93 to 1dd069208c86 (2 revisions)

https://pdfium.googlesource.com/pdfium.git/+log/1105ef875a93..1dd069208c86

2020-10-19 thestig@chromium.org Disallow some CFX_ScanlineCompositor conversions.
2020-10-19 thestig@chromium.org Adjust conditions for some NOTREACHED() in CFX_DIBitmap.

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:1017703,chromium:1037839
Tbr: pdfium-deps-rolls@chromium.org
Change-Id: I0103642f6d4fbae71c6a006ae2031ed546ad1da0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2486132Reviewed-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@{#818637}

DEPS

@@ -226,7 +226,7 @@ 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': '1105ef875a9375fc4e7030161817412f1db283c2',
+  'pdfium_revision': '1dd069208c86928f3947b96bbb4daf0086cbbda0',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.