ref(api): move filmstrip display notification

react/features/external-api/middleware.js

 import { JitsiConferenceErrors } from '../base/lib-jitsi-meet';
 import { MiddlewareRegistry } from '../base/redux';
 import { SUBMIT_FEEDBACK } from '../feedback';
+import { SET_FILMSTRIP_VISIBLE } from '../filmstrip';
 
 declare var APP: Object;
 
         }
         break;
 
+    case SET_FILMSTRIP_VISIBLE:
+        APP.API.notifyFilmstripDisplayChanged(action.visible);
+        break;
+
     case SUBMIT_FEEDBACK:
         APP.API.notifyFeedbackSubmitted();
         break;

react/features/video-layout/middleware.web.js

 
     case SET_FILMSTRIP_VISIBLE:
         VideoLayout.resizeVideoArea(true, false);
-        APP.API.notifyFilmstripDisplayChanged(action.visible);
         break;
 
     case TRACK_ADDED: