network: Forward declarations

src/core/hle/service/nifm/nifm.cpp

@@ -7,6 +7,7 @@
 #include "core/hle/service/kernel_helpers.h"
 #include "core/hle/service/nifm/nifm.h"
 #include "core/hle/service/server_manager.h"
+#include "network/network.h"
 
 namespace {
 

src/core/hle/service/nifm/nifm.h

@@ -4,14 +4,15 @@
 #pragma once
 
 #include "core/hle/service/service.h"
-#include "network/network.h"
-#include "network/room.h"
-#include "network/room_member.h"
 
 namespace Core {
 class System;
 }
 
+namespace Network {
+class RoomNetwork;
+}
+
 namespace Service::NIFM {
 
 void LoopProcess(Core::System& system);