ole32: Use get_stub_manager_from_object in CoDisconnectObject.

dlls/ole32/compobj.c

@@ -2019,6 +2019,7 @@ void WINAPI DECLSPEC_HOTPATCH CoUninitialize(void)
  */
 HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
 {
+    struct stub_manager *manager;
     HRESULT hr;
     IMarshal *marshal;
     APARTMENT *apt;
@@ -2039,7 +2040,12 @@ HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
     if (!apt)
         return CO_E_NOTINITIALIZED;
 
-    apartment_disconnectobject(apt, lpUnk);
+    manager = get_stub_manager_from_object(apt, lpUnk, FALSE);
+    if (manager) {
+        /* Release stub manager twice, to remove the apartment reference. */
+        stub_manager_int_release(manager);
+        stub_manager_int_release(manager);
+    }
 
     /* Note: native is pretty broken here because it just silently
      * fails, without returning an appropriate error code if the object was

dlls/ole32/compobj_private.h

@@ -235,7 +235,6 @@ APARTMENT *apartment_findfromoxid(OXID oxid, BOOL ref) DECLSPEC_HIDDEN;
 APARTMENT *apartment_findfromtid(DWORD tid) DECLSPEC_HIDDEN;
 DWORD apartment_release(struct apartment *apt) DECLSPEC_HIDDEN;
 HRESULT apartment_disconnectproxies(struct apartment *apt) DECLSPEC_HIDDEN;
-void apartment_disconnectobject(struct apartment *apt, void *object) DECLSPEC_HIDDEN;
 static inline HRESULT apartment_getoxid(const struct apartment *apt, OXID *oxid)
 {
     *oxid = apt->oxid;

dlls/ole32/stubmanager.c

@@ -356,31 +356,6 @@ struct stub_manager *get_stub_manager_from_object(APARTMENT *apt, IUnknown *obj,
     return result;    
 }
 
-/* removes the apartment reference to an object, destroying it when no other
- * threads have a reference to it */
-void apartment_disconnectobject(struct apartment *apt, void *object)
-{
-    BOOL found = FALSE;
-    struct stub_manager *stubmgr;
-
-    EnterCriticalSection(&apt->cs);
-    LIST_FOR_EACH_ENTRY( stubmgr, &apt->stubmgrs, struct stub_manager, entry )
-    {
-        if (stubmgr->object == object)
-        {
-            found = TRUE;
-            stub_manager_int_release(stubmgr);
-            break;
-        }
-    }
-    LeaveCriticalSection(&apt->cs);
-
-    if (found)
-        TRACE("disconnect object %p\n", object);
-    else
-        WARN("couldn't find object %p\n", object);
-}
-
 /* gets the stub manager associated with an object id - caller must have
  * a reference to the apartment while a reference to the stub manager is held.
  * it must also call release on the stub manager when it is no longer needed */