Bug 831428 - Console listeners should not require a threadsafe addref/release method if they are only used from the main thread, r=jlebar
Bug 831248 test fixup for the webconsole tests: a warning about mutation events being deprecated was being delivered into the console listener, confusing the test, r=rcampbell
Bug 831428 test fixup in test_bug429785 - don't remove the listener until it has received the console messages, r=bz
Bug 831428 test fixup in browser_Deprecated.js - run the tests serially, remove the listener after its job is done, r=Yoric