This is an automated CL created by the recipe roller. This CL rolls recipe
changes from upstream projects (recipe_engine) into this repository.

recipe_engine:
  https://crrev.com/8305d8fd87b19e4f63db30ac7ea9d52f1fc2093c (iannucci@chromium.org)
    [cipd] Make ensure_tool concurrency-safe.

More info is at https://goo.gl/zkKdpD. Use https://goo.gl/noib3a to file a bug.

TBR=iannucci@chromium.org

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I9233b62ff781841ddeb0b92f7704b24f733a0850
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2225917Reviewed-by: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>