public void addCall(Call call)
public void addCall(Call call, double t)
	public void addCall(Call call)	{		Double time = (Double)timeByCallName.get(call.getName());		if ( time == null )		{			time = new Double(call.getTime());		}		else		{			time = new Double(time.doubleValue() + call.getTime());		}		timeByCallName.put(call.getName(), time);	}