code: function(resetRecord) {
          Ext.suspendLayouts();
  
          var me     = this,
              fields = me.getFields().items,
              f,
              fLen   = fields.length;
  
          for (f = 0; f < fLen; f++) {
              fields[f].reset();
          }
  
          Ext.resumeLayouts(true);
          
          if (resetRecord === true) {
              delete me._record;
          }
          return me;
      }
docs: Resets all fields in this form. By default, any record bound by {@link #loadRecord}
  will be retained.
  @param {Boolean} [resetRecord=false] True to unbind any record set
  by {@link #loadRecord}
  @return {Ext.form.Basic} this