fix thumbnail persistence

extensions/default/src/Panels/requestDisplaySetCreationForStudy.js

@@ -9,14 +9,6 @@ function requestDisplaySetCreationForStudy(
   }
 
   dataSource.retrieveSeriesMetadata({ StudyInstanceUID });
-
-  // 1. Update DICOMStore
-  // 2. DICOMStore shoots out events
-  // 3. IFF instance is in study/series that is "active" (being viewed?), displaySet is created?
-  // 4. IFF not, just store is updated
-  // 5. IFF active studies change, splitting logic is refired?
-
-  // DisplaySetService.makeDisplaySets
 }
 
 export default requestDisplaySetCreationForStudy;