Remove getRelationFields

src/Adapters/Storage/Mongo/MongoTransform.js

@@ -868,7 +868,16 @@ const mongoObjectToParseObject = (schemaController, className, mongoObject, sche
       }
     }
 
-    return { ...restObject, ...schemaController.getRelationFields(className) };
+    const relationFieldNames = Object.keys(schema.fields).filter(fieldName => schema.fields[fieldName].type === 'Relation');
+    let relationFields = {};
+    relationFieldNames.forEach(relationFieldName => {
+      relationFields[relationFieldName] = {
+        __type: 'Relation',
+        className: schema.fields[relationFieldName].targetClass,
+      }
+    });
+
+    return { ...restObject, ...relationFields };
   default:
     throw 'unknown js type';
   }

src/Controllers/SchemaController.js

@@ -686,23 +686,6 @@ class SchemaController {
   hasClass(className) {
     return this.reloadData().then(() => !!(this.data[className]));
   }
-
-  getRelationFields(className) {
-    if (this.data && this.data[className]) {
-      let classData = this.data[className];
-      return Object.keys(classData).filter((field) => {
-        return classData[field].type === 'Relation';
-      }).reduce((memo, field) => {
-        let type = classData[field];
-        memo[field] = {
-          __type: 'Relation',
-          className: type.targetClass
-        };
-        return memo;
-      }, {});
-    }
-    return {};
-  }
 }
 
 // Returns a promise for a new Schema.