Attempts to unlock an encrypted document.
Original signature is '- (BOOL)unlockWithPassword:(NSString *)password'
Available in Mac OS X v10.4 and later.


- password (NSString)
- The password to unlock an encrypted document (you cannot lock an unlocked PDF document by using an incorrect password).

YES if the specified password unlocks the document, NO otherwise.

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