@class NSMutableArray; @interface PKCAAnimatedLayoutTracker : NSObject { unsigned long long _started; unsigned long long _interrupted; unsigned long long _finished; unsigned long long _suspended; PKCAAnimatedLayoutTracker *_effectiveTracker; NSMutableArray *_completions; } - (id)init; - (void)dealloc; - (void)addCompletion:(id /* block */)a0; - (void).cxx_destruct; - (void)trackAnimation:(id)a0; - (void)addAbsoluteCompletion:(id /* block */)a0; - (id /* block */)beginTrackingAbsoluteAnimation; - (id /* block */)beginTrackingAnimation; - (void)performAbsoluteTransactionWithBlock:(id /* block */)a0 completion:(id /* block */)a1; - (void)performIsolatedAbsoluteTransactionWithBlock:(id /* block */)a0 completion:(id /* block */)a1; - (void)performIsolatedTransactionWithBlock:(id /* block */)a0 completion:(id /* block */)a1; - (void)performTransactionWithBlock:(id /* block */)a0 completion:(id /* block */)a1; @end