Cleanup Registry API part 2:

chrome/installer/util/create_reg_key_work_item.cc

 // Copyright (c) 2010 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 "shlwapi.h"
 
 #include "base/file_util.h"
 #include "base/registry.h"
 #include "chrome/installer/util/create_reg_key_work_item.h"
 #include "chrome/installer/util/install_util.h"
@@ skipping 34 matching lines @@
 
   RegKey key;
   std::wstring key_path;
 
   // To create keys, we iterate from back to front.
   for (size_t i = key_list_.size(); i > 0; i--) {
     DWORD disposition;
     key_path.assign(key_list_[i - 1]);
 
     if (key.CreateWithDisposition(predefined_root_, key_path.c_str(),
-                                  &disposition)) {
+                                  &disposition, KEY_READ)) {
       if (disposition == REG_OPENED_EXISTING_KEY) {
         if (key_created_) {
           // This should not happen. Someone created a subkey under the key
           // we just created?
           LOG(ERROR) << key_path << " exists, this is not expected.";
           return false;
         }
         LOG(INFO) << key_path << " exists";
         // Remove the key path from list if it is already present.
         key_list_.pop_back();
@@ skipping 46 matching lines @@
 
   do {
     key_list_.push_back(key_path);
     // This is pure string operation so it does not matter whether the
     // path is file path or registry path.
     UpOneDirectoryOrEmpty(&key_path);
   } while (!key_path.empty());
 
   return true;
 }