mxGeometryChange.prototype.execute=function(){null!=this.cell&&(this.geometry=this.previous,this.previous=this.model.geometryForCellChanged(this.cell,this.previous))};function mxCollapseChange(a,b,c){this.model=a;this.cell=b;this.previous=this.collapsed=c}mxCollapseChange.prototype.execute=function(){null!=this.cell&&(this.collapsed=this.previous,this.previous=this.model.collapsedStateForCellChanged(this.cell,this.previous))};