ref(peer conn status): moves hasRtcMutedVideoTrack

JitsiParticipant.js

         return this._properties[name];
     }
 
+    /**
+     * Checks whether this <tt>JitsiParticipant</tt> has any video tracks which
+     * are muted according to their underlying WebRTC <tt>MediaStreamTrack</tt>
+     * muted status.
+     * @return {boolean} <tt>true</tt> if this <tt>participant</tt> contains any
+     * video <tt>JitsiTrack</tt>s which are muted as defined in
+     * {@link JitsiTrack.isWebRTCTrackMuted}.
+     */
+    hasAnyVideoTrackWebRTCMuted() {
+        return this.getTracks().some(function(jitsiTrack) {
+            return jitsiTrack.getType() === MediaType.VIDEO
+                && jitsiTrack.isWebRTCTrackMuted();
+        });
+    }
+
     /**
      * Updates participant's connection status.
      * @param {boolean} isActive true if the user's connection is fine or false

modules/RTC/JitsiTrack.js

     return this.getType() === MediaType.AUDIO;
 };
 
+/**
+ * Checks whether the underlying WebRTC <tt>MediaStreamTrack</tt> is muted
+ * according to it's 'muted' field status.
+ * @return {boolean} <tt>true</tt> if the underlying <tt>MediaStreamTrack</tt>
+ * is muted or <tt>false</tt> otherwise.
+ */
+JitsiTrack.prototype.isWebRTCTrackMuted = function () {
+    return this.track && this.track.muted;
+};
+
 /**
  * Check if this is videotrack.
  */

modules/connectivity/ParticipantConnectionStatus.js

     }.bind(this));
 };
 
-/**
- * Checks whether given <tt>JitsiParticipant</tt> has any muted video
- * <tt>MediaStreamTrack</tt>s.
- *
- * @param {JitsiParticipant} participant to be checked for muted video tracks
- *
- * @return {boolean} <tt>true</tt> if given <tt>participant</tt> contains any
- * video <tt>MediaStreamTrack</tt>s muted according to their 'muted' field.
- */
-var hasRtcMutedVideoTrack = function (participant) {
-    return participant.getTracks().some(function(jitsiTrack) {
-        var rtcTrack = jitsiTrack.getTrack();
-        return jitsiTrack.getType() === MediaType.VIDEO
-            && rtcTrack && rtcTrack.muted === true;
-    });
-};
-
 /**
  * Handles RTCEvents.ENDPOINT_CONN_STATUS_CHANGED triggered when we receive
  * notification over the data channel from the bridge about endpoint's
         if (isActive
                 && RTCBrowserType.isVideoMuteOnConnInterruptedSupported()
                 && participant
-                && hasRtcMutedVideoTrack(participant)
+                && participant.hasAnyVideoTrackWebRTCMuted()
                 && !participant.isVideoMuted()) {
             logger.debug(
                 'Ignoring RTCEvents.ENDPOINT_CONN_STATUS_CHANGED -'