StopHook (Charba - J2CL and GWT charts library based on CHART.JS)

```
public interface StopHook
```
Called when a plugin stopping.
This happens when chart is destroyed or plugin is disabled.

Author:

Andrea "Stock" Stocchero

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onStop(IsChart chart)`	Called when a plugin stopping. This happens when chart is destroyed or plugin is disabled.

- Method Detail
  - onStop
```
void onStop(IsChart chart)
```
    Called when a plugin stopping.
    This happens when chart is destroyed or plugin is disabled.
    
    Parameters:
    
    chart - the chart instance.