code: function() {
      var elTbody = this._elTbody,
          elBdContainer = this._elBdContainer;
      
      // X-scrolling not enabled
      if(!this.get("width")) {
          // Snap outer container width to content
          this._elContainer.style.width = 
                  (elBdContainer.scrollHeight > elBdContainer.clientHeight) ?
                  // but account for y-scrollbar since it is visible
                  (elTbody.parentNode.clientWidth + 19) + "px" :
                  // no y-scrollbar, just borders
                  (elTbody.parentNode.clientWidth + 2) + "px";
      }
  }
docs: Snaps container width for y-scrolling tables.
  
  @method _syncScrollY
  @private