PART4: Removed the owner cache special handling from UserCrosSettingsProvider.

chrome/browser/chromeos/user_cros_settings_provider.h

 // Copyright (c) 2011 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_BROWSER_CHROMEOS_USER_CROS_SETTINGS_PROVIDER_H_
 #define CHROME_BROWSER_CHROMEOS_USER_CROS_SETTINGS_PROVIDER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 24 matching lines @@
 
   // Reloads values from device settings.
   void Reload();
 
   // CrosSettingsProvider implementation.
   virtual const base::Value* Get(const std::string& path) const OVERRIDE;
   virtual bool GetTrusted(const std::string& path,
                           const base::Closure& callback) const OVERRIDE;
   virtual bool HandlesSetting(const std::string& path) const OVERRIDE;
 
-  // Updates cached value of the owner.
-  static void UpdateCachedOwner(const std::string& email);
-
  private:
   // CrosSettingsProvider implementation.
   virtual void DoSet(const std::string& path,
                      const base::Value& value) OVERRIDE;
 
   DISALLOW_COPY_AND_ASSIGN(UserCrosSettingsProvider);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_USER_CROS_SETTINGS_PROVIDER_H_