Added master_preferences to control shortcuts on windows.

chrome/installer/util/master_preferences.cc

Index: chrome/installer/util/master_preferences.cc
diff --git a/chrome/installer/util/master_preferences.cc b/chrome/installer/util/master_preferences.cc
index 665d65dc8f740f8dc257c49900ac665cbaeaf55f..072885ac2c06070ea2c929ee7839b62e8030b20f 100644
--- a/chrome/installer/util/master_preferences.cc
+++ b/chrome/installer/util/master_preferences.cc
@@ -267,7 +267,7 @@ void MasterPreferences::InitializeProductFlags() {
 
 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);
@@ -276,6 +276,8 @@ void MasterPreferences::EnforceLegacyPreferences() {
         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);
   }
 }