fix(AOT): participant selection.

react/features/external-api/subscriber.js

 // @flow
 
-import { MEDIA_TYPE, VIDEO_TYPE } from '../base/media';
 import { getLocalParticipant } from '../base/participants';
 import { StateListenerRegistry } from '../base/redux';
-import { getTrackByMediaTypeAndParticipant } from '../base/tracks';
 import { appendSuffix } from '../display-name';
 import { shouldDisplayTileView } from '../video-layout';
 
  */
 StateListenerRegistry.register(
     /* selector */ state => state['features/large-video'].participantId,
-    /* listener */ (participantId, store) => {
-        const videoTrack = getTrackByMediaTypeAndParticipant(
-            store.getState()['features/base/tracks'], MEDIA_TYPE.VIDEO, participantId);
-
-        if (videoTrack && videoTrack.videoType === VIDEO_TYPE.CAMERA) {
-            APP.API.notifyOnStageParticipantChanged(participantId);
-        }
+    /* listener */ participantId => {
+        APP.API.notifyOnStageParticipantChanged(participantId);
     }
 );