code: function() {
      var elBdContainer = this._elBdContainer,
          // Overhang should be either 1 (default) or 18px, depending on the location of the right edge of the table
          nPadding = 1;
      
      // Y-scrollbar is visible, which is when the overhang needs to jut out
      if((elBdContainer.scrollHeight > elBdContainer.clientHeight) &&
          // X-scrollbar is also visible, which means the right is jagged, not flush with the Column
          (elBdContainer.scrollWidth > elBdContainer.clientWidth)) {
          nPadding = 18;
      }
      
      this._setOverhangValue(nPadding);
      
  }
docs: Adds/removes Column header overhang as necesary.
  
  @method _syncScrollOverhang
  @private