rails/rails — pull request #12233 by claudiob (2013-09-14 17:45:58+00:00)
Title: Remove HelperyTestHelper not used in any test

HelperyTestHelper was introduced in 66ef922 by @josevalim
to pair with HelperyTestController. This test controller was
later removed in e10a253 by @strzalek, leaving HelperyTestHelper unused.