Removed unnecessary call to 'convert_key' in 'HashWithIndifferentAccess#to_hash'

All the keys are already Strings by virtue of being a HashWithIndifferentAccess.

1 files changed, 2 insertions, 2 deletions

diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb
index dc76a77a6c..30e27267a0 100644
--- a/activesupport/lib/active_support/hash_with_indifferent_access.rb
+++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb
@@ -246,9 +246,9 @@ module ActiveSupport
 
     # Convert to a regular hash with string keys.
     def to_hash
-      _new_hash= {}
+      _new_hash = {}
       each do |key, value|
-        _new_hash[convert_key(key)] = convert_value(value, for: :to_hash)
+        _new_hash[key] = convert_value(value, for: :to_hash)
       end
       Hash.new(default).merge!(_new_hash)
     end