# File lib/openid/store/memory.rb, line 51
      def cleanup_associations
        count = 0
        @associations.each{|server_url, assocs|
          assocs.each{|handle, assoc|
            if assoc.expires_in == 0
              assocs.delete(handle)
              count += 1
            end
          }
        }
        return count
      end