logcat: remove unused enum and #def

    bool debug_ = false;

};

// logd prefixes records with a length field

#define RECORD_LENGTH_FIELD_SIZE_BYTES sizeof(uint32_t)

enum helpType { HELP_FALSE, HELP_TRUE, HELP_FORMAT };

#ifndef F2FS_IOC_SET_PIN_FILE

#define F2FS_IOCTL_MAGIC       0xf5

#define F2FS_IOC_SET_PIN_FILE _IOW(F2FS_IOCTL_MAGIC, 13, __u32)