From e1f4604e662b3e63d0631007ae54e464504b921a Mon Sep 17 00:00:00 2001
From: Josh Matthews <josh@joshmatthews.net>
Date: Tue, 17 Jul 2018 11:58:36 -0400
Subject: [PATCH] Recreate virtualenv from scratch when syncing WPT

---
 etc/ci/buildbot_steps.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/etc/ci/buildbot_steps.yml b/etc/ci/buildbot_steps.yml
index 945311cfbd3..7d9a7cfd3d1 100644
--- a/etc/ci/buildbot_steps.yml
+++ b/etc/ci/buildbot_steps.yml
@@ -147,6 +147,7 @@ linux-nightly:
   - ./mach test-perf
   - python3 ./etc/ci/performance/download_buildbot_timings.py --verbose
   - aws s3 sync --size-only --acl public-read ./etc/ci/performance/output s3://servo-perf
+  - rm -rf ./python/_virtualenv
   - ./etc/ci/update-wpt-checkout fetch-and-update-expectations
   - ./etc/ci/update-wpt-checkout open-pr
   - ./etc/ci/update-wpt-checkout cleanup