Make object-bound/function faster in Firefox and Safari.
Make object-bound/function faster in Firefox and Safari.

Extracting part of function to clone arguments gives
better performance, than fully inlined version before.

Working with arguments is tricky. Excellent docs about arguments
and why you should avoid direct use except for .apply(arguments)
https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#what-is-safe-arguments-usage

vlazar/object-bound