Add libc++ std::exception_ptr check for ExceptionFilter.h as well
Add libc++ std::exception_ptr check for ExceptionFilter.h as well

leapmotion/autowiring,codemercenary/autowiring,codemercenary/autowiring,leapmotion/autowiring,codemercenary/autowiring,codemercenary/autowiring,leapmotion/autowiring,codemercenary/autowiring,codemercenary/autowiring,leapmotion/autowiring,leapmotion/autowiring,leapmotion/autowiring