get_extension
Description:
Returns the [alias@Extension] object corresponding to info.
If the plugin doesn't provide such an extension, it returns null.
Parameters:
| this | |
| info | 
Returns:
| a reference to a Extension | 
Returns the [alias@Extension] object corresponding to info.
If the plugin doesn't provide such an extension, it returns null.
| this | |
| info | 
| a reference to a Extension |