rem: ids:[], preHooks:[], postHooks:[] 
add: isPoll:false, ids:[], preHooks:[], postHooks:[] 
context: DWREngine.beginBatch = function() {  if (DWREngine._batch) {    DWREngine._handleError("Batch already started.");    return;  }  DWREngine._batch = {    headers:{}, map:{ callCount:0 }, paramCount:0,    ids:[], preHooks:[], postHooks:[]  };};
meta: 266	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/266/cd758fac9e3f855daeffc9b0e45b4a6ba6761baf/engine.js/clean/java/org/directwebremoting/engine.js