2 files changed, 5 insertions, 25 deletions

diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index 31e1b26afd..6ae3940e6d 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -361,7 +361,6 @@ module ActionMailer #:nodoc:
     }.freeze
 
     class << self
-
       def mailer_name
         @mailer_name ||= name.underscore
       end
@@ -725,28 +724,6 @@ module ActionMailer #:nodoc:
       container.add_part(part)
     end
 
-    module DeprecatedUrlOptions
-      def default_url_options
-        deprecated_url_options
-      end
-
-      def default_url_options=(val)
-        deprecated_url_options
-      end
-
-      def deprecated_url_options
-        raise "You can no longer call ActionMailer::Base.default_url_options " \
-              "directly. You need to set config.action_mailer.default_url_options. " \
-              "If you are using ActionMailer standalone, you need to include the " \
-              "routing url_helpers directly."
-      end
-    end
-
-    # This module will complain if the user tries to set default_url_options
-    # directly instead of through the config object. In Action Mailer's Railtie,
-    # we include the router's url_helpers, which will override this module.
-    extend DeprecatedUrlOptions
-
     ActiveSupport.run_load_hooks(:action_mailer, self)
   end
 end
diff --git a/actionmailer/lib/action_mailer/railtie.rb b/actionmailer/lib/action_mailer/railtie.rb
index ce6d8cc5b5..a2b00addc9 100644
--- a/actionmailer/lib/action_mailer/railtie.rb
+++ b/actionmailer/lib/action_mailer/railtie.rb
@@ -1,5 +1,6 @@
 require "action_mailer"
 require "rails"
+require "abstract_controller/railties/routes_helpers"
 
 module ActionMailer
   class Railtie < Rails::Railtie
@@ -18,9 +19,11 @@ module ActionMailer
       options.stylesheets_dir ||= paths.public.stylesheets.to_a.first
 
       ActiveSupport.on_load(:action_mailer) do
-        include app.routes.url_helpers
+        include AbstractController::UrlFor
+        extend ::AbstractController::Railties::RoutesHelpers.with(app.routes)
+        include app.routes.mounted_helpers(:app)
         options.each { |k,v| send("#{k}=", v) }
       end
     end
   end
-end
\ No newline at end of file
+end