rails/rails — pull request #16281 by arthurnn (2014-07-24 15:50:31+00:00)
Title: Make HWIA copy the default proc too.

As described on #16279, when calling `with_indifferent_access` on a hash, we should no drop the default proc.

Maybe this is because of some particular reason I missed out, please let me know.

[fixes #16279]

review @chancancode @rafaelfranca