# File lib/fog/ibm/requests/storage/delete_volume.rb, line 27
        def delete_volume(volume_id)
          response = Excon::Response.new
          if volume_exists? volume_id
            self.data[:volumes].delete volume_id
            response.status = 200
            response.body = {"success"=>true}
          else
            response.status = 404
          end
          response
        end