code: function(resp, options) {
          var request = resp.priv;
          if(options.callback) {
              if(request.status >= 200 && request.status < 300) {
                  // success
                  if(resp.requestType != "delete") {
                      resp.features = this.parseFeatures(request);
                  }
                  resp.code = OpenLayers.Protocol.Response.SUCCESS;
              } else {
                  // failure
                  resp.code = OpenLayers.Protocol.Response.FAILURE;
              }
              options.callback.call(options.scope, resp);
          }
      }
docs: Method: handleResponse
  Called by CRUD specific handlers.
  
  Parameters:
  resp - {<OpenLayers.Protocol.Response>} The response object to pass to
  any user callback.
  options - {Object} The user options passed to the create, read, update,
  or delete call.