@class SBMainWorkspace, SBStartupTransitionContext; @interface SBBaseStartupTransition : SBTransaction <SBStartupTransition> @property (readonly, nonatomic) SBMainWorkspace *mainWorkspace; @property (readonly, nonatomic) SBStartupTransitionContext *context; @property (readonly, nonatomic) unsigned long long destination; - (void)_begin; - (void).cxx_destruct; - (id)initWithDestination:(unsigned long long)a0 context:(id)a1; - (void)performTransitionWithCompletionBlock:(id /* block */)a0; @end