rails/rails — pull request #17836 by claudiob (2014-11-29 02:56:26+00:00)
Title: Remove method transplating hack for Ruby 1.9.

This commit reverts b785e921 by @tenderlove where support for method
transplanting between modules in Ruby 1.9 was added.

Rails now requires Ruby >= 2.0 so the hack is not needed anymore