Sync in bug fix from EDK I:

1) issue with setup browser and IFR refresh opcode
2) [HII]HIIConfigRoutingExportConfig generate error format of <MultiConfigAltResp>
3) [HII] ConfigRouting->ExtractConfig() will cause overflow
4) [Hii Database] EFI_HII_DATABASE_NOTIFY should be invoked when a string package is created internally when a new String Token is created
5) [PT]HIIConfigAccessProtocolTest fail on NT32uefi
6) Incorrect HII package types in EDK

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6378 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/SetupBrowserDxe/Expression.c

@@ -1,7 +1,7 @@
 /** @file
 Utility functions for expression evaluation.
 
-Copyright (c) 2007, Intel Corporation
+Copyright (c) 2007 - 2008, Intel Corporation
 All rights reserved. This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -421,6 +421,14 @@ IdToQuestion (
 
     Question = IdToQuestion2 (Form, QuestionId);
     if (Question != NULL) {
+      //
+      // EFI variable storage may be updated by Callback() asynchronous,
+      // to keep synchronous, always reload the Question Value.
+      //
+      if (Question->Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE) {
+        GetQuestionValue (FormSet, Form, Question, FALSE);
+      }
+
       return Question;
     }