Implement an AutoLaunch experiment for Chrome for certain brand codes.

chrome/installer/util/install_util.cc

 // Copyright (c) 2011 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.
 //
 // See the corresponding header file for description of the functions in this
 // file.
 
 #include "chrome/installer/util/install_util.h"
 
 #include <shellapi.h>
@@ skipping 21 matching lines @@
 #include "chrome/installer/util/util_constants.h"
 #include "chrome/installer/util/work_item_list.h"
 
 using base::win::RegKey;
 using installer::ProductState;
 
 namespace {
 
 const wchar_t kStageBinaryPatching[] = L"binary_patching";
 const wchar_t kStageBuilding[] = L"building";
+const wchar_t kStageConfiguringAutoLaunch[] = L"configuring_auto_launch";
 const wchar_t kStageCopyingPreferencesFile[] = L"copying_prefs";
 const wchar_t kStageCreatingShortcuts[] = L"creating_shortcuts";
 const wchar_t kStageEnsemblePatching[] = L"ensemble_patching";
 const wchar_t kStageExecuting[] = L"executing";
 const wchar_t kStageFinishing[] = L"finishing";
 const wchar_t kStagePreconditions[] = L"preconditions";
 const wchar_t kStageRefreshingPolicy[] = L"refreshing_policy";
 const wchar_t kStageRegisteringChrome[] = L"registering_chrome";
 const wchar_t kStageRemovingOldVersions[] = L"removing_old_ver";
 const wchar_t kStageRollingback[] = L"rollingback";
@@ skipping 10 matching lines @@
   kStageUnpacking,
   kStageBuilding,
   kStageExecuting,
   kStageRollingback,
   kStageRefreshingPolicy,
   kStageUpdatingChannels,
   kStageCopyingPreferencesFile,
   kStageCreatingShortcuts,
   kStageRegisteringChrome,
   kStageRemovingOldVersions,
-  kStageFinishing
+  kStageFinishing,
+  kStageConfiguringAutoLaunch,
 };
 
 COMPILE_ASSERT(installer::NUM_STAGES == arraysize(kStages),
                kStages_disagrees_with_Stage_comma_they_must_match_bang);
 
 // Creates a zero-sized non-decorated foreground window that doesn't appear
 // in the taskbar. This is used as a parent window for calls to ShellExecuteEx
 // in order for the UAC dialog to appear in the foreground and for focus
 // to be returned to this process once the UAC task is dismissed. Returns
 // NULL on failure, a handle to the UAC window on success.
@@ skipping 83 matching lines @@
     return state.uninstall_command();
   }
   return CommandLine(CommandLine::NO_PROGRAM);
 }
 
 Version* InstallUtil::GetChromeVersion(BrowserDistribution* dist,
                                        bool system_install) {
   DCHECK(dist);
   RegKey key;
   HKEY reg_root = (system_install) ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
-  LONG result = key.Open(reg_root, dist->GetVersionKey().c_str(), KEY_READ);
+  LONG result = key.Open(reg_root, dist->GetVersionKey().c_str(),
+                         KEY_QUERY_VALUE);
 
   std::wstring version_str;
   if (result == ERROR_SUCCESS)
     result = key.ReadValue(google_update::kRegVersionField, &version_str);
 
   Version* ret = NULL;
   if (result == ERROR_SUCCESS && !version_str.empty()) {
     VLOG(1) << "Existing " << dist->GetApplicationName()
             << " version found " << version_str;
     ret = Version::GetVersionFromString(WideToASCII(version_str));
@@ skipping 281 matching lines @@
   int len = GetDateFormatW(LOCALE_INVARIANT, 0, NULL, kDateFormat,
                            date_str, arraysize(date_str));
   if (len) {
     --len;  // Subtract terminating \0.
   } else {
     PLOG(DFATAL) << "GetDateFormat";
   }
 
   return std::wstring(date_str, len);
 }