Force restoration of Chrome's shortcuts when Active Setup kicks in in response to a major OS upgrad…

chrome/installer/setup/install.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/setup/install.h"
 
 #include <windows.h>
 #include <shlobj.h>
 #include <time.h>
 
@@ skipping 637 matching lines @@
   }
 }
 
 // NOTE: Should the work done here, on Active Setup, change: kActiveSetupVersion
 // in install_worker.cc needs to be increased for Active Setup to invoke this
 // again for all users of this install.
 void HandleActiveSetupForBrowser(const base::FilePath& installation_root,
                                  const installer::Product& chrome,
                                  bool force) {
   DCHECK(chrome.is_chrome());
+
+  // If the shortcuts are not being forcefully created we may want to forcefully
+  // create them anyways if this Active Setup trigger is in response to an OS
+  // update.
+  force = force || InstallUtil::UpdateLastOSUpgradeHandledByActiveSetup(
+                       chrome.distribution());
+
   // Only create shortcuts on Active Setup if the first run sentinel is not
   // present for this user (as some shortcuts used to be installed on first
   // run and this could otherwise re-install shortcuts for users that have
   // already deleted them in the past).
   // Decide whether to create the shortcuts or simply replace existing
   // shortcuts; if the decision is to create them, only shortcuts whose matching
   // all-users shortcut isn't present on the system will be created.
   InstallShortcutOperation install_operation =
       (!force && InstallUtil::IsFirstRunSentinelPresent() ?
            INSTALL_SHORTCUT_REPLACE_EXISTING :
            INSTALL_SHORTCUT_CREATE_EACH_IF_NO_SYSTEM_LEVEL);
 
   // Read master_preferences copied beside chrome.exe at install.
   MasterPreferences prefs(installation_root.AppendASCII(kDefaultMasterPrefs));
   base::FilePath chrome_exe(installation_root.Append(kChromeExe));
   CreateOrUpdateShortcuts(
       chrome_exe, chrome, prefs, CURRENT_USER, install_operation);
 
   UpdateDefaultBrowserBeaconForPath(chrome_exe);
 }
 
 }  // namespace installer