buildbot/buildbot — pull request #1249 by djmitche (2014-10-06 12:15:04+00:00)
Title: Remove assert from subscribeConsumer

This method is used by the WebStatus, and thus necessary (even for new-style steps) in eight. Without this fix, new-style steps do not work -- at all -- on 0.8.9.

This fix is not necessary in nine, but should it be merged to the buidlbot-0.8.9 branch?