public void DeleteLocalChartData(string chartKey);
|The chart name, chart name specified by GetOneChartAndSave or the chart ID
may have different parameter values depending on which Key type they were saved through.
Deletes the chart file saved locally.
The method is returned as 'void,' only synchronous types are supported.
When the chartKey is given as null or an empty string The 'chartKey must not be null or empty' exception is thrown.
When you want to delete a non-existent chartKey The 'chartKey is not exist' exception is thrown.