tree 8a8fd63eca287058cd1385e9a3ea4e5af82e6680
parent 0653147485a047a2e5a201b17a072d431e6efb9d
author David Benjamin <davidben@google.com> 1613766461 -0500
committer Adam Langley <agl@google.com> 1614116862 +0000

Remove legacy vs_toolchain.py environment variable.

As of https://boringssl-review.googlesource.com/c/boringssl/+/45644, all
the builders that need vs2017 specify it via gclient_vars.

Change-Id: I9f1f4d1371ef601b525f4dd3a2a9b89490aa3171
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/45804
Reviewed-by: Adam Langley <agl@google.com>