var debuggr = this.findDebugger(frame); if (debuggr) return debuggr.onThrow(frame, rv); 
var debuggr = this.findDebugger(frame); if (debuggr) return debuggr.onThrow(frame, rv); } 
    onThrow: function(frame, type, rv)    {        if ( isFilteredURL(frame.script.fileName) )            return RETURN_CONTINUE_THROW;        // Remember the error where the last exception is thrown - this will        // be used later when the console service reports the error, since        // it doesn't currently report the window where the error occured        this._lastErrorWindow = getFrameWindow(frame);        if (fbs.DBG_ERRORS) ddd("onThrow from "+frame.script.fileName+"@"+frame.line+": "+frame.pc+"\n");        var debuggr = this.findDebugger(frame);        if (debuggr)            return debuggr.onThrow(frame, rv);        return RETURN_CONTINUE_THROW;    },
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/c5f013dccda5f25ec6c3894c73898353bae36759/firebug-service.js/clean/extension/components/firebug-service.js