Roll PDFium from e21911cc1c77 to aa7048b18b2f (1 revision)

https://pdfium.googlesource.com/pdfium.git/+log/e21911cc1c77..aa7048b18b2f

2020-10-12 pdfium-autoroll@skia-public.iam.gserviceaccount.com Roll Code Coverage from 2d8a12dca47a to f6bc2a9be76e (1 revision)

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: Ibfc9b0d665a2c4d76a4624c2739ff4aee966f75f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2465562Reviewed-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@{#816068}

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': 'e21911cc1c77d39dbc51001845bbfce2783e6514',
+  'pdfium_revision': 'aa7048b18b2f4713ac2d2158e48c14601a58025c',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.