class ActiveSupport::Dependencies::LoadingModule

:nodoc:

def self.root(*args)

actually *do* anything any more.
Old style environment.rb referenced this method directly. Please note, it doesn't
:nodoc: 
def self.root(*args)
  if defined?(Rails) && Rails.logger
    Rails.logger.warn "Your environment.rb uses the old syntax, it may not continue to work in future releases."
    Rails.logger.warn "For upgrade instructions please see: http://manuals.rubyonrails.com/read/book/19"
  end
end