[Buildbot] #3277: Builds that contain commands with SlaveLocks fail with exceptions due to inability to coerce SlaveLock to renderable

[Buildbot trac]

#3277: Builds that contain commands with SlaveLocks fail with exceptions due to
inability to coerce SlaveLock to renderable
----------------------+--------------------
Reporter:  cody       |       Owner:
    Type:  undecided  |      Status:  new
Priority:  major      |   Milestone:  0.8.x
 Version:  master     |  Resolution:
Keywords:             |
----------------------+--------------------

Comment (by cody):

 Doing `git revert -m 1 47e0286fe54ac4df9155ebcf9d2d09492fc210c4` lets
 things work

--
Ticket URL: <http://trac.buildbot.net/ticket/3277#comment:7>
Buildbot <http://buildbot.net/>
Buildbot: build/test automation