From 32e94a488fb68dc169ce89a22cec46527d6ffe5b Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Wed, 6 Nov 2013 13:22:37 -0800
Subject: instance_variables returns symbols, so we should use symbols in our
 list

---
 actionpack/lib/abstract_controller/rendering.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'actionpack')

diff --git a/actionpack/lib/abstract_controller/rendering.rb b/actionpack/lib/abstract_controller/rendering.rb
index 6f6079d3c5..23354985f9 100644
--- a/actionpack/lib/abstract_controller/rendering.rb
+++ b/actionpack/lib/abstract_controller/rendering.rb
@@ -58,7 +58,7 @@ module AbstractController
     DEFAULT_PROTECTED_INSTANCE_VARIABLES = %w(
       @_action_name @_response_body @_formats @_prefixes @_config
       @_view_context_class @_view_renderer @_lookup_context
-    )
+    ).map(&:to_sym)
 
     # This method should return a hash with assigns.
     # You can overwrite this configuration per controller.
-- 
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