Revert of DM: fix `--config $VIA-pdf` to not crash (patchset #3 id:40001 of https://codereview.chromium.org/1513323002/ )

Reason for revert:
I believe that this is breaking master-skia in Android.

Original issue's description:
> DM: fix `--config $VIA-pdf` to not crash
>
> Committed: https://skia.googlesource.com/skia/+/6bce4177cb72faac9c10d01d57e17168ae7ecadf

TBR=mtklein@google.com,halcanary@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1513053004
3 files changed