Merge pull request bigbluebutton#10023 from vitormateusalmeida/issue-…

…9970

Drop webcam when join a breakout room by clicking 'Join room'

bigbluebutton-html5/imports/ui/components/breakout-room/component.jsx

@@ -6,6 +6,7 @@ import { Session } from 'meteor/session';
 import logger from '/imports/startup/client/logger';
 import { styles } from './styles';
 import BreakoutRoomContainer from './breakout-remaining-time/container';
+import VideoService from '/imports/ui/components/video-provider/service';
 
 const intlMessages = defineMessages({
   breakoutTitle: {
@@ -208,6 +209,7 @@ class BreakoutRoom extends PureComponent {
                   logCode: 'breakoutroom_join',
                   extraInfo: { logType: 'user_action' },
                 }, 'joining breakout room closed audio in the main room');
+                VideoService.exitVideo();
               }
               }
               disabled={disable}