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

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() {
    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() {
    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() {
    this.listenTo(this.core.mediaControl, Events.CORE_ACTIVE_CONTAINER_CHANGED, 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, PlaybackRatePlugin.MEDIACONTROL_PLAYBACKRATE, this.updatePlaybackRate);
  }