Make --deps-path=- put the temp dir in the real temp folder.
Make --deps-path=- put the temp dir in the real temp folder.

R=dnj@google.com, martiniss@google.com, vadimsh@google.com
BUG=

Review-Url: https://codereview.chromium.org/2648723002

luci/recipes-py,luci/recipes-py