Fixes for re-enabling more MSVC level 4 warnings: sandbox/ edition

sandbox/win/src/handle_interception.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sandbox/win/src/handle_interception.h"
 
 #include "sandbox/win/src/crosscall_client.h"
 #include "sandbox/win/src/ipc_tags.h"
 #include "sandbox/win/src/sandbox_factory.h"
 #include "sandbox/win/src/sandbox_nt_util.h"
@@ skipping 15 matching lines @@
 
   SharedMemIPCClient ipc(memory);
   CrossCallReturn answer = {0};
   ResultCode code = CrossCall(ipc, IPC_DUPLICATEHANDLEPROXY_TAG,
                               source_handle, target_process_id,
                               desired_access, options, &answer);
   if (SBOX_ALL_OK != code)
     return code;
 
   if (answer.win32_result) {
-    ::SetLastError(answer.nt_status);
+    ::SetLastError(answer.win32_result);
     return SBOX_ERROR_GENERIC;
   }
 
   *target_handle = answer.handle;
   return SBOX_ALL_OK;
 }
 
 }  // namespace sandbox