Add WOW64 support to the installer registry work items

chrome/installer/util/delete_reg_value_work_item.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 "chrome/installer/util/delete_reg_value_work_item.h"
 
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "base/win/registry.h"
 #include "chrome/installer/util/logging_installer.h"
 
 using base::win::RegKey;
 
-DeleteRegValueWorkItem::DeleteRegValueWorkItem(HKEY predefined_root,
-                                               const std::wstring& key_path,
-                                               const std::wstring& value_name)
+DeleteRegValueWorkItem::DeleteRegValueWorkItem(
+    HKEY predefined_root,
+    const std::wstring& key_path,
+    const std::wstring& value_name,
+    RegWow64ViewOption reg_wow64_option)
     : predefined_root_(predefined_root),
       key_path_(key_path),
       value_name_(value_name),
+      reg_wow64_option_(reg_wow64_option),
       previous_type_(0),
       status_(DELETE_VALUE) {
 }
 
 DeleteRegValueWorkItem::~DeleteRegValueWorkItem() {
 }
 
 bool DeleteRegValueWorkItem::Do() {
   if (status_ != DELETE_VALUE) {
     // we already did something.
@@ skipping 61 matching lines @@
     const char* previous_value =
         previous_size ? &previous_value_[0] : NULL;
     result = key.WriteValue(value_name_.c_str(), previous_value,
                             previous_size, previous_type_);
     VLOG_IF(1, result != ERROR_SUCCESS) << "rollback: restoring "
                                         << value_name_ << " error: " << result;
   } else {
     VLOG(1) << "can not open " << key_path_ << " error: " << result;
   }
 }