lib/rack/mock.rb in rack-2.0.0.rc1 vs lib/rack/mock.rb in rack-2.0.1

@@ -161,10 +161,9 @@
     attr_accessor :errors
 
     def initialize(status, headers, body, errors=StringIO.new(""))
       @original_headers = headers
       @errors           = errors.string if errors.respond_to?(:string)
-      @body_string      = nil
 
       super(body, status, headers)
     end
 
     def =~(other)