Called when the receiver is about to present an error.
Original signature is '- (NSError *)willPresentError:(NSError *)error'
Available in Mac OS X v10.4 and later.
- error (NSError)
- The error object that is about to be presented to the user.
The error that should actually be presented.
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)