ole32: IStorage_Revert has no effect for non-transacted storages.

dlls/ole32/storage32.c

@@ -1796,8 +1796,8 @@ static HRESULT WINAPI StorageImpl_Commit(
 static HRESULT WINAPI StorageImpl_Revert(
   IStorage* iface)
 {
-  FIXME("(%p): stub\n", iface);
-  return E_NOTIMPL;
+  TRACE("(%p)\n", iface);
+  return S_OK;
 }
 
 /*************************************************************************

dlls/ole32/tests/storage32.c

@@ -1384,7 +1384,7 @@ static void test_revert(void)
     ok(r==S_OK, "IStorage->CreateStream failed\n");
 
     r = IStorage_Revert(stg);
-    todo_wine ok(r==S_OK, "IStorage->Revert failed %08x\n", r);
+    ok(r==S_OK, "IStorage->Revert failed %08x\n", r);
 
     r = IStream_Write(stm, "this works\n", 11, NULL);
     ok(r==S_OK, "IStream_Write should succeed %08x\n", r);