Removes redundant methods.
Removes redundant methods.

thomasjm/MathJax,wikimedia/MathJax,GerHobbelt/MathJax,thomasjm/MathJax,thomasjm/MathJax,thomasjm/MathJax,dpvc/MathJax,GerHobbelt/MathJax,jinntrance/mathjax,thomasjm/MathJax,jinntrance/mathjax