joewalker/devtools-window — pull request #282 by MikeRatcliffe (2012-11-20 15:52:31+00:00)
Title: Use synthesizeMouseAtCenter instead of synthesizeMouse fixes #281

I am unable to reproduce this locally. It seems like the checkbox is not getting clicked.

synthesizeMouse has not been working well in other tests so I have switched to synthesizeMouseAtCenter.