Added master_preferences to control shortcuts on windows.

chrome/installer/util/master_preferences.h

 // 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.
 //
 // This file contains functions processing master preference file used by
 // setup and first run.
 
 #ifndef CHROME_INSTALLER_UTIL_MASTER_PREFERENCES_H_
 #define CHROME_INSTALLER_UTIL_MASTER_PREFERENCES_H_
 
@@ skipping 181 matching lines @@
   // Initializes the instance from a given JSON string, returning true if the
   // string was successfully parsed.
   bool InitializeFromString(const std::string& json_data);
 
   void InitializeProductFlags();
 
   // Enforces legacy preferences that should no longer be used, but could be
   // found in older master_preferences files.
   void EnforceLegacyPreferences();
 
+  // Enforces the shorcut preferences, making sure that they don't overlap.
+  void EnforceShorcutPreferences();
+
  protected:
   scoped_ptr<base::DictionaryValue> master_dictionary_;
   base::DictionaryValue* distribution_;
   bool preferences_read_from_file_;
   bool chrome_;
   bool chrome_app_launcher_;
   bool chrome_frame_;
   bool multi_install_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MasterPreferences);
 };
 
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_UTIL_MASTER_PREFERENCES_H_