mozilla/butter — pull request #1238 by mjschranz (2012-10-22 18:51:21+00:00)
Title: [#2526] Update tests to use NullVideoWrapper to put less of a strain on resources.

Fix tests that fail because of it.

One thing of note:
- Our Media instance never reports ready when using null Video, or never seemed to for the two test groups I needed to fix.