GDataSession
Description:
Creates a new GDataSession associated with the given source.
    
Parameters:
| source | 
           an Source  | 
      
Returns:
| 
           a new GDataSession; free it with unref, when no longer needed.  | 
      
Creates a new GDataSession associated with the given source.
    
| source | 
           an Source  | 
      
| 
           a new GDataSession; free it with unref, when no longer needed.  |