Method FreezeOut

pcsx2/SaveState.cpp:631–631

	const char* GetFilename() const override { return "USB.bin"; }
	bool FreezeIn(zip_file_t* zf) const override { return SysState_ComponentFreezeInNew(zf, "USB", &USB::DoState); }
	bool FreezeOut(SaveStateBase& writer) const override { return SysState_ComponentFreezeOutNew(writer, "USB", 16 * 1024, &USB::DoState); }
	bool IsRequired() const override { return false; }
};