Roll PDFium from 3a384ed186dd to ff30c3d43096 (15 revisions)

https://pdfium.googlesource.com/pdfium.git/+log/3a384ed186dd..ff30c3d43096

2020-10-07 tsepez@chromium.org Make XFA_MAPMODULEDATA::m_ValueMap map onto int, not void*.
2020-10-07 tsepez@chromium.org Make XFA_MAPMODULEDATA be keyed by uint32_t, not void*.
2020-10-06 tsepez@chromium.org Forward declare XFA_MAPDATABLOCKCALLBACKINFO in cjx_object.h
2020-10-06 nigi@chromium.org Roll third_party/freetype/src/ 16ee2a22a..20186d1be (9 commits)
2020-10-06 thestig@chromium.org Remove the last set_sources_assignment_filter().
2020-10-06 thakis@chromium.org stretch engine: Hoist a options reads out of loops
2020-10-06 nigi@chromium.org Roll build/ 23dc5c578..50f81f245 (217 commits)
2020-10-06 tsepez@chromium.org Pass span to CXFA_Graphics::SetLineDash()
2020-10-06 thestig@chromium.org Split CGdiplusExt into its own file.
2020-10-06 thestig@chromium.org Split CGdiDisplayDriver into its own file.
2020-10-06 thestig@chromium.org Split CGdiPrinterDriver into its own file.
2020-10-06 thestig@chromium.org Split CPSPrinterDriver into its own file.
2020-10-06 thestig@chromium.org Split CTextOnlyPrinterDriver into its own file.
2020-10-06 thestig@chromium.org Make some CFX_AggDeviceDriver methods private.
2020-10-06 thestig@chromium.org Replace CAgg_PathData with BuildAggPath().

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: None
Tbr: pdfium-deps-rolls@chromium.org
Change-Id: Ia8d75793f9e0eb424f76da007aef3472d151db95
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2457446Reviewed-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@{#814813}

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': '3a384ed186dd92a2250da859659dbeb22321e630',
+  'pdfium_revision': 'ff30c3d43096074f975553013c9a67825eea31c9',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.