@class RBSAssertion, FBSApplicationInfo; @interface SBBackgroundFetchTask : NSObject { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; FBSApplicationInfo *_appInfo; int _sequenceNumber; RBSAssertion *_lock_assertion; id /* block */ _lock_completionHandler; BOOL _lock_finished; } + (int)_nextSequenceNumber; - (void)dealloc; - (void)execute; - (id)description; - (void).cxx_destruct; @end