Purge the App Launcher code from Windows.

chrome/installer/util/google_update_settings.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.
 
 #ifndef CHROME_INSTALLER_UTIL_GOOGLE_UPDATE_SETTINGS_H_
 #define CHROME_INSTALLER_UTIL_GOOGLE_UPDATE_SETTINGS_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 157 matching lines @@
   static bool SetClient(const base::string16& client);
 
   // Returns in 'client' the RLZ referral available for some distribution
   // partners. This value does not exist for most chrome or chromium installs.
   static bool GetReferral(base::string16* referral);
 
   // Overwrites the current value of the referral with an empty string. Returns
   // true if this operation succeeded.
   static bool ClearReferral();
 
-  // Set did_run "dr" in the client state value for app specified by
-  // |app_reg_data|. This is used to measure active users. Returns false if
-  // registry write fails.
-  static bool UpdateDidRunStateForApp(const AppRegistrationData& app_reg_data,
-                                      bool did_run);
-
   // Convenience routine: UpdateDidRunStateForApp() specialized for the current
   // BrowserDistribution, and also updates Chrome Binary's did_run if the
   // current distribution is multi-install.
   static bool UpdateDidRunState(bool did_run, bool system_level);
 
   // Returns only the channel name: "" (stable), "dev", "beta", "canary", or
   // "unknown" if unknown. This value will not be modified by "-m" for a
   // multi-install. See kChromeChannel* in util_constants.h
   static base::string16 GetChromeChannel(bool system_install);
 
@@ skipping 143 matching lines @@
   // this will do nothing to |experiment_labels|. This will return true if the
   // label did not exist, or was successfully read.
   static bool ReadExperimentLabels(bool system_install,
                                    base::string16* experiment_labels);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(GoogleUpdateSettings);
 };
 
 #endif  // CHROME_INSTALLER_UTIL_GOOGLE_UPDATE_SETTINGS_H_