rails/rails — pull request #5753 by carlosantoniodasilva (2012-04-05 17:53:05+00:00)
Title: Remove circular require from AS Deprecation, and fix warnings

Fix in commit acae4fd4eda2209008527f2e554720f5cb874ac7 showed an unused require that ended up with a circular reference.

Also fix warnings in file check updater by initializing variables with `nil`.