rails/rails — pull request #17862 by lucasmazza (2014-12-01 13:07:14+00:00)
Title: `_generate_paths_by_default` should always be private.

Related to https://github.com/rails/rails/commit/9685080a7677abfa5d288a81c3e078368c6bb67c#commitcomment-8778271.

Let me know if (and where) I should add a test for this.