System/Library/PrivateFrameworks/HMFoundation.framework

_HMFMainThreadAsyncContext.h

Download _HMFMainThreadAsyncContext.h

1. NSObject

@interface _HMFMainThreadAsyncContext : NSObject <HMFAsyncContext>

- (void)assertIsExecuting;
- (id)description;
- (void)performBlock:(id /* block */)a0;

@end