Method getVersion

fdbserver/BackupWorker.actor.cpp:54–54

	VersionedMessage(LogMessageVersion v, StringRef m, const VectorRef<Tag>& t, const Arena& a)
	  : version(v), message(m), tags(t), arena(a), bytes(a.getSize()) {}
	Version getVersion() const { return version.version; }
	uint32_t getSubVersion() const { return version.sub; }

	// Returns true if the message is a mutation that should be backuped, i.e.,