Removes the receiver’s content object.
Original signature is '- (void)remove:(id)sender'
Available in Mac OS X v10.3 and later.


- sender (Id)
- Typically the object that invoked this method.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)