remove unnecessary logic

Author: vkarpov15

lib/document.js

@@ -3839,13 +3839,6 @@ Document.prototype.$toObject = function(options, json) {
     _seen: (options && options._seen) || new Map()
   });
 
-  if (utils.hasUserDefinedProperty(options, 'getters')) {
-    cloneOptions.getters = options.getters;
-  }
-  if (utils.hasUserDefinedProperty(options, 'virtuals')) {
-    cloneOptions.virtuals = options.virtuals;
-  }
-
   const depopulate = options.depopulate ||
     (options._parentOptions && options._parentOptions.depopulate || false);
   // _isNested will only be true if this is not the top level document, we