DataBar.getSeriesBindingDescription Method
        
 Gets the description to display for a chart series binding.
 
         
        Parameters
        
            - bindingType
            
 
            - 
                
Type: SeriesBindingType 
            - chartType
            
 
            - 
                
Type: ChartType 
            - seriesIndex
            
 
            - 
                
Type: Number (Integer) - May be null 
            - valueIndex
            
 
            - 
                
Type: Number (Integer) 
        
        Return Value
        
Type: String - May be null