mozilla/pdf.js — pull request #3769 by SunboX (2013-10-04 21:38:34+00:00)
Title: Trying to recycle some Arrays instead of creating new ones inside ...

... Type1CharString convert. Should prevent some GC.

This is the first one of some array-reset optimizations. I split those in smaller parts, because I don't think all goes well. ;) So it's easier to review the code and apply those patches. (one by one)