Added master_preferences to control shortcuts on windows.

chrome/installer/util/master_preferences.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/master_preferences.h"
 
 #include "base/environment.h"
 #include "base/file_util.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/lazy_instance.h"
@@ skipping 249 matching lines @@
     if (!GetBool(installer::master_preferences::kChrome, &chrome_))
       chrome_ = false;
   } else {
     // If chrome-frame is on the command line however, we only install CF.
     chrome_ = !chrome_frame_;
   }
 }
 
 void MasterPreferences::EnforceLegacyPreferences() {
   // If create_all_shortcuts was explicitly set to false, set
-  // do_not_create_(desktop|quick_launch)_shortcut to true.
+  // do_not_create_(desktop|quick_launch|start_menu)_shortcut to true.

[gab, 2013/02/26 20:35:46]

(see comment below first)

Highlight here that this will not affect do_not_create_start_menu_shortcut since
the legacy "create_all_shortcuts:false" preference didn't prevent creation of
the Start Menu shortcut.

[Joao da Silva, 2013/03/06 19:57:38]

Done.

   bool create_all_shortcuts = true;
   GetBool(installer::master_preferences::kCreateAllShortcuts,
           &create_all_shortcuts);
   if (!create_all_shortcuts) {
     distribution_->SetBoolean(
         installer::master_preferences::kDoNotCreateDesktopShortcut, true);
     distribution_->SetBoolean(
         installer::master_preferences::kDoNotCreateQuickLaunchShortcut, true);
+    distribution_->SetBoolean(

[gab, 2013/02/26 20:35:46]

Do not add this to this method as it is only here to support the legacy
"create_all_shortcuts:false" preference which only had the effect of not
creating desktop+QL shortcuts.

[Joao da Silva, 2013/03/06 19:57:38]

Done.

+        installer::master_preferences::kDoNotCreateStartMenuShortcut, true);
   }
 }
 
 bool MasterPreferences::GetBool(const std::string& name, bool* value) const {
   bool ret = false;
   if (distribution_)
     ret = distribution_->GetBoolean(name, value);
   return ret;
 }
 
@@ skipping 26 matching lines @@
   master_dictionary_->GetString(prefs::kVariationsSeed, &variations_seed);
   return variations_seed;
 }
 
 // static
 const MasterPreferences& MasterPreferences::ForCurrentProcess() {
   return g_master_preferences.Get();
 }
 
 }  // namespace installer