ent.activeElement === this._focusNode) {
        this._focusNode.blur();
        this.__restoreFocusNode.focus();
      }
    },

    /**
     * Tasks which cause the overlay to actually open; typically play an animation.
     * @protected
     */
    _renderOpened: function() {
      this._finishRenderOpened();
    },

    /**
     * Tasks which cause the overlay to actually close; typically play an animation.
     * @protected
     */
    _renderClosed: function() {
      this._finishRenderClosed();
    }