Add WOW64 support to the installer registry work items

chrome/installer/util/delete_reg_value_work_item_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 "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
 #include "base/win/registry.h"
@@ skipping 44 matching lines @@
   ASSERT_EQ(ERROR_SUCCESS, key.WriteValue(name_str.c_str(), data_str.c_str()));
   std::wstring name_dword(kNameDword);
   DWORD data_dword = 100;
   ASSERT_EQ(ERROR_SUCCESS, key.WriteValue(name_dword.c_str(), data_dword));
 
   std::wstring name_empty(L"name_empty");
   ASSERT_EQ(ERROR_SUCCESS, RegSetValueEx(key.Handle(), name_empty.c_str(), NULL,
                                          REG_SZ, NULL, 0));
 
   scoped_ptr<DeleteRegValueWorkItem> work_item1(
-      WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_str));
+      WorkItem::CreateDeleteRegValueWorkItem(
+          HKEY_CURRENT_USER, parent_key, WorkItem::kWow64Default, name_str));
   scoped_ptr<DeleteRegValueWorkItem> work_item2(
-      WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_dword));
+      WorkItem::CreateDeleteRegValueWorkItem(
+          HKEY_CURRENT_USER, parent_key, WorkItem::kWow64Default, name_dword));
   scoped_ptr<DeleteRegValueWorkItem> work_item3(
-      WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_empty));
+      WorkItem::CreateDeleteRegValueWorkItem(
+          HKEY_CURRENT_USER, parent_key, WorkItem::kWow64Default, name_empty));
 
   EXPECT_TRUE(work_item1->Do());
   EXPECT_TRUE(work_item2->Do());
   EXPECT_TRUE(work_item3->Do());
 
   EXPECT_FALSE(key.HasValue(name_str.c_str()));
   EXPECT_FALSE(key.HasValue(name_dword.c_str()));
   EXPECT_FALSE(key.HasValue(name_empty.c_str()));
 
   work_item1->Rollback();
@@ skipping 23 matching lines @@
   parent_key.push_back(base::FilePath::kSeparators[0]);
   parent_key.append(kWriteNew);
   ASSERT_EQ(ERROR_SUCCESS,
       key.Create(HKEY_CURRENT_USER, parent_key.c_str(), KEY_READ | KEY_WRITE));
   std::wstring name_str(kNameStr);
   std::wstring name_dword(kNameDword);
   EXPECT_FALSE(key.HasValue(name_str.c_str()));
   EXPECT_FALSE(key.HasValue(name_dword.c_str()));
 
   scoped_ptr<DeleteRegValueWorkItem> work_item1(
-      WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_str));
+      WorkItem::CreateDeleteRegValueWorkItem(
+          HKEY_CURRENT_USER, parent_key, WorkItem::kWow64Default, name_str));
   scoped_ptr<DeleteRegValueWorkItem> work_item2(
-      WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_dword));
+      WorkItem::CreateDeleteRegValueWorkItem(
+          HKEY_CURRENT_USER, parent_key, WorkItem::kWow64Default, name_dword));
 
   EXPECT_TRUE(work_item1->Do());
   EXPECT_TRUE(work_item2->Do());
 
   EXPECT_FALSE(key.HasValue(name_str.c_str()));
   EXPECT_FALSE(key.HasValue(name_dword.c_str()));
 
   work_item1->Rollback();
   work_item2->Rollback();
 
   EXPECT_FALSE(key.HasValue(name_str.c_str()));
   EXPECT_FALSE(key.HasValue(name_dword.c_str()));
 }