rem: if (!this.lineMap || !this.lineMap.complete) this.buildLineTable(); 
add: if (!this.lineMap || !this.lineMap.complete) this.buildLineTable(); 
context:     getScriptByLineNumber: function(lineNo)    {    	if (!this.lineMap || !this.lineMap.complete)    		this.buildLineTable();        return this.lineMap[lineNo];    },
meta: 7450	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7450/09e98a56164a8e1973c24b89c526d74e3cb5a4a4/lib.js/clean/extension/content/firebug/lib.js