rem: _279=((res instanceof Error)?1:0); 
add: _285=((res instanceof Error)?1:0); 
context: },_fire:function(){var _278=this.chain;var _279=this.fired;var res=this.results[_279];var self=this;var cb=null;while(_278.length>0&&this.paused==0){var pair=_278.shift();var f=pair[_279];if(f==null){continue;}try{res=f(res);_279=((res instanceof Error)?1:0);if(res instanceof MochiKit.Async.Deferred){cb=function(res){self._continue(res);};this._pause();}}catch(err){_279=1;if(!(err instanceof Error)){err=new MochiKit.Async.GenericError(err);}res=err;}}this.fired=_279;this.results[_279]=res;if(cb&&this.paused){res.addBoth(cb);}}};
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