The way it was written, it seemed that it behaves as `git branch` instead of `git switch -c`. R=ajp@google.com Change-Id: Ibd4a205bd4b537ec7ff7e8235bb7afeee5e88347 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/4514781 Reviewed-by: Joanna Wang <jojwang@chromium.org> Commit-Queue: Arthur Milchior <arthurmilchior@chromium.org>