# File lib/active_support/vendor/i18n-0.3.7/i18n/backend/helpers.rb, line 7
      def deep_symbolize_keys(hash)
        hash.inject({}) { |result, (key, value)|
          value = deep_symbolize_keys(value) if value.is_a?(Hash)
          result[(key.to_sym rescue key) || key] = value
          result
        }
      end