Remove a four-year temporary workaround.

The google3 toolchains have hopefully caught up since this
workaround was introduced in 2019.
(This was originally landed at http://review.skia.org/225257.)

Change-Id: I44eb41a821f8e5959c4f53edb6dda5564d95c399
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/790317
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
1 file changed