How to use the clappr.Events.MEDIACONTROL_CONTAINERCHANGED function in clappr

bindEvents() {
    if (Events.CORE_ACTIVE_CONTAINER_CHANGED) {
      // Clappr 0.3.0 or greater
      this.listenTo(this.core, Events.CORE_ACTIVE_CONTAINER_CHANGED, this._onMediaControlContainerChanged)
    } else {
      this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_CONTAINERCHANGED, this._onMediaControlContainerChanged)
    }
    this.listenTo(this.core, Events.CORE_READY, this._onCoreReady)
    Mediator.on(`${this.core.options.playerId}:${Events.PLAYER_RESIZE}`, this._onPlayerResize, this)
  }

bindEvents() {
    // Clappr 0.3 support
    if (Events.CORE_ACTIVE_CONTAINER_CHANGED) {
      this.listenTo(this.core, Events.CORE_ACTIVE_CONTAINER_CHANGED, this.rebindEvents)
    }
    this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_MOUSEMOVE_SEEKBAR, this._onMouseMove)
    this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_MOUSELEAVE_SEEKBAR, this._onMouseLeave)
    this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_RENDERED, this._init)
    this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_CONTAINERCHANGED, this._onMediaControlContainerChanged)
  }

bindEvents() {
    this.listenTo(
      this.core.mediaControl,
      Events.MEDIACONTROL_CONTAINERCHANGED,
      this.reload
    );
    this.listenTo(
      this.core.mediaControl,
      Events.MEDIACONTROL_RENDERED,
      this.render
    );
    this.listenTo(
      this.core.mediaControl,
      Events.MEDIACONTROL_HIDE,
      this.hideContextMenu
    );
    this.listenTo(
      this.core.mediaControl,
      ParatiiUserInfo.MEDIACONTROL_PLAYBACKRATE,
      this.updatePlaybackRate

bindEvents() {
    this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_RENDERED, this._onMediaControlRendered)
    this.listenTo(this.core.mediaControl, Events.MEDIACONTROL_CONTAINERCHANGED, this._onMediaControlContainerChanged)
  }

unBindEvents() {
    this.stopListening(this.core.mediaControl, Events.MEDIACONTROL_CONTAINERCHANGED);
    this.stopListening(this.core.mediaControl, Events.MEDIACONTROL_RENDERED);
    this.stopListening(this.core.mediaControl, Events.MEDIACONTROL_HIDE);
  }