Add WOW64 support to the installer registry work items

chrome/installer/util/google_update_settings_unittest.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 <windows.h>
 #include <shlwapi.h>  // For SHDeleteKey.
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/test/test_reg_util_win.h"
@@ skipping 145 matching lines @@
     EXPECT_FALSE(GoogleUpdateSettings::ReadExperimentLabels(
         install == SYSTEM_INSTALL, &value));
 #endif  // GOOGLE_CHROME_BUILD
   }
 
   // Creates "ap" key with the value given as parameter. Also adds work
   // items to work_item_list given so that they can be rolled back later.
   bool CreateApKey(WorkItemList* work_item_list, const std::wstring& value) {
     HKEY reg_root = HKEY_CURRENT_USER;
     std::wstring reg_key = GetApKeyPath();
-    work_item_list->AddCreateRegKeyWorkItem(reg_root, reg_key);
-    work_item_list->AddSetRegValueWorkItem(reg_root, reg_key,
-        google_update::kRegApField, value.c_str(), true);
+    work_item_list->AddCreateRegKeyWorkItem(
+        reg_root, reg_key, WorkItem::kWow64Default);
+    work_item_list->AddSetRegValueWorkItem(reg_root,
+                                           reg_key,
+                                           WorkItem::kWow64Default,
+                                           google_update::kRegApField,
+                                           value.c_str(),
+                                           true);
     if (!work_item_list->Do()) {
       work_item_list->Rollback();
       return false;
     }
     return true;
   }
 
   // Returns the key path of "ap" key, e.g.:
   // Google\Update\ClientState\<kTestProductGuid>
   std::wstring GetApKeyPath() {
@@ skipping 281 matching lines @@
 
   work_item_list.reset(WorkItem::CreateWorkItemList());
   // Test the case of when "ap" key doesnt exist at all
   std::wstring ap_key_value = ReadApKeyValue();
   std::wstring reg_key = GetApKeyPath();
   HKEY reg_root = HKEY_CURRENT_USER;
   bool ap_key_deleted = false;
   RegKey key;
   if (key.Open(HKEY_CURRENT_USER, reg_key.c_str(), KEY_ALL_ACCESS) !=
       ERROR_SUCCESS) {
-    work_item_list->AddCreateRegKeyWorkItem(reg_root, reg_key);
+    work_item_list->AddCreateRegKeyWorkItem(
+        reg_root, reg_key, WorkItem::kWow64Default);
     ASSERT_TRUE(work_item_list->Do()) << "Failed to create ClientState key.";
   } else if (key.DeleteValue(google_update::kRegApField) == ERROR_SUCCESS) {
     ap_key_deleted = true;
   }
   // try differential installer
   GoogleUpdateSettings::UpdateInstallStatus(false,
                                             installer::INCREMENTAL_ARCHIVE_TYPE,
                                             installer::INSTALL_FAILED,
                                             kTestProductGuid);
   EXPECT_STREQ(ReadApKeyValue().c_str(), L"-full");
@@ skipping 682 matching lines @@
         StatsState(StatsState::kSystemLevel, StatsState::MULTI_INSTALL,
                    StatsState::FALSE_SETTING, StatsState::FALSE_SETTING),
         StatsState(StatsState::kSystemLevel, StatsState::MULTI_INSTALL,
                    StatsState::FALSE_SETTING, StatsState::TRUE_SETTING),
         StatsState(StatsState::kSystemLevel, StatsState::MULTI_INSTALL,
                    StatsState::TRUE_SETTING, StatsState::NO_SETTING),
         StatsState(StatsState::kSystemLevel, StatsState::MULTI_INSTALL,
                    StatsState::TRUE_SETTING, StatsState::FALSE_SETTING),
         StatsState(StatsState::kSystemLevel, StatsState::MULTI_INSTALL,
                    StatsState::TRUE_SETTING, StatsState::TRUE_SETTING)));