combase: Add stub for RoRegisterForApartmentShutdown.

dlls/api-ms-win-core-winrt-l1-1-0/api-ms-win-core-winrt-l1-1-0.spec

@@ -3,7 +3,7 @@
 @ stdcall RoGetApartmentIdentifier(ptr) combase.RoGetApartmentIdentifier
 @ stdcall RoInitialize(long) combase.RoInitialize
 @ stub RoRegisterActivationFactories
-@ stub RoRegisterForApartmentShutdown
+@ stdcall RoRegisterForApartmentShutdown(ptr ptr ptr) combase.RoRegisterForApartmentShutdown
 @ stub RoRevokeActivationFactories
 @ stdcall RoUninitialize() combase.RoUninitialize
 @ stub RoUnregisterForApartmentShutdown

dlls/combase/combase.spec

@@ -263,7 +263,7 @@
 @ stub RoOriginateLanguageException
 @ stub RoParameterizedTypeExtraGetTypeSignature
 @ stub RoRegisterActivationFactories
-@ stub RoRegisterForApartmentShutdown
+@ stdcall RoRegisterForApartmentShutdown(ptr ptr ptr)
 @ stub RoReportCapabilityCheckFailure
 @ stub RoReportFailedDelegate
 @ stub RoReportUnhandledError

dlls/combase/roapi.c

@@ -232,3 +232,22 @@ HRESULT WINAPI RoGetApartmentIdentifier(UINT64 *identifier)
     *identifier = 0xdeadbeef;
     return S_OK;
 }
+
+/***********************************************************************
+ *      RoRegisterForApartmentShutdown (combase.@)
+ */
+HRESULT WINAPI RoRegisterForApartmentShutdown(IApartmentShutdown *callback,
+        UINT64 *identifier, APARTMENT_SHUTDOWN_REGISTRATION_COOKIE *cookie)
+{
+    HRESULT hr;
+
+    FIXME("(%p, %p, %p): stub\n", callback, identifier, cookie);
+
+    hr = RoGetApartmentIdentifier(identifier);
+    if (FAILED(hr))
+        return hr;
+
+    if (cookie)
+        *cookie = (void *)0xcafecafe;
+    return S_OK;
+}