Returns the default animation that should be performed for the specified key. (required)
Original signature is '+ (id)defaultAnimationForKey:(NSString *)key'
Available in Mac OS X v10.5 and later.


- key (NSString)
- The action name or property specified as a string.

The animation to perform. A subclass of CAAnimation.

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