2 files changed, 13 insertions, 3 deletions
diff --git a/actionpack/lib/sprockets/helpers/isolated_helper.rb b/actionpack/lib/sprockets/helpers/isolated_helper.rb
new file mode 100644
index 0000000000..3adb928c45
--- /dev/null
+++ b/actionpack/lib/sprockets/helpers/isolated_helper.rb
@@ -0,0 +1,13 @@
+module Sprockets
+  module Helpers
+    module IsolatedHelper
+      def controller
+        nil
+      end
+
+      def config
+        Rails.application.config.action_controller
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/sprockets/helpers/rails_helper.rb b/actionpack/lib/sprockets/helpers/rails_helper.rb
index e1d8fccf04..f866bc626e 100644
--- a/actionpack/lib/sprockets/helpers/rails_helper.rb
+++ b/actionpack/lib/sprockets/helpers/rails_helper.rb
@@ -8,9 +8,6 @@ module Sprockets
 
       def asset_paths
         @asset_paths ||= begin
-          config     = self.config if respond_to?(:config)
-          config   ||= Rails.application.config
-          controller = self.controller if respond_to?(:controller)
           paths = RailsHelper::AssetPaths.new(config, controller)
           paths.asset_environment = asset_environment
           paths.asset_digests     = asset_digests