ntoskrnl: Add ObfReferenceObject stub.

dlls/ntoskrnl.exe/ntoskrnl.c

@@ -1114,6 +1114,13 @@ void WINAPI MmResetDriverPaging(PVOID AddrInSection)
     TRACE("%p\n", AddrInSection);
 }
 
+/***********************************************************************
+ *           ObfReferenceObject   (NTOSKRNL.EXE.@)
+ */
+VOID WINAPI ObfReferenceObject(PVOID Object)
+{
+    FIXME("(%p): stub\n", Object);
+}
 
  /***********************************************************************
  *           ObReferenceObjectByHandle    (NTOSKRNL.EXE.@)

dlls/ntoskrnl.exe/ntoskrnl.exe.spec

@@ -49,7 +49,7 @@
 @ stub KiAcquireSpinLock
 @ stub KiReleaseSpinLock
 @ stdcall -norelay ObfDereferenceObject(ptr)
-@ stub ObfReferenceObject
+@ stdcall ObfReferenceObject(ptr)
 @ stub RtlPrefetchMemoryNonTemporal
 @ cdecl -i386 -norelay RtlUlongByteSwap() ntdll.RtlUlongByteSwap
 @ cdecl -ret64 RtlUlonglongByteSwap(double) ntdll.RtlUlonglongByteSwap