Sometime within the last few years, Newark seems to have removed the helipad (the only one it had?) that was west of terminal C.
Before ~2011:
http://i.imgur.com/3xua3Mh.png
https://www.youtube.com/watch?v=n0JmhpyVC44#t=74
After ~2011:
http://i.imgur.com/ZNqcy38.jpg