Remove mongoFind and mostly remove adaptiveCollection (#1924)

* Use adapter.count

* use adapter.upsertOneObject

* Use adapter.deleteObjectsByQuery

* Use adapter.find

* use adapter.find

* Update tests to avoid mongoFind

* Fix a test to not use mongoFind

* Fix a test to not use mongoFind

* remove some mongoFind

* Remove some mongoFind

* Remove some mongoFind

* Remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* remove more mongoFind

* Restore update ios device token with duplicate device token to original

* remove a mongoFind

* remove a mongoFind

* formatting

* formatting

* remove a mongoFind

* remove a mongoFind

* remove a mongoFind

* kill mongoFind

* Fix tests

* Fix tests

* fix syntax

* Fix test

src/Adapters/Storage/Mongo/MongoStorageAdapter.js

@@ -236,6 +236,11 @@ export class MongoStorageAdapter {
     .then(objects => objects.map(object => mongoObjectToParseObject(className, object, schema)));
   }
 
+  // Used in tests
+  _rawFind(className, query) {
+    return this.adaptiveCollection(className).then(collection => collection.find(query));
+  }
+
   // Executs a count.
   count(className, query, schema) {
     return this.adaptiveCollection(className)