Replace string16 with base::string16.

chrome/browser/chromeos/login/fake_supervised_user_manager.h

 // Copyright 2013 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_LOGIN_FAKE_SUPERVISED_USER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_FAKE_SUPERVISED_USER_MANAGER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/chromeos/login/supervised_user_manager.h"
 
 namespace chromeos {
 
 // Fake supervised user manager with a barebones implementation.
 class FakeSupervisedUserManager : public SupervisedUserManager {
  public:
   FakeSupervisedUserManager();
   virtual ~FakeSupervisedUserManager();
 
   virtual const User* CreateUserRecord(
       const std::string& manager_id,
       const std::string& local_user_id,
       const std::string& sync_user_id,
-      const string16& display_name) OVERRIDE;
+      const base::string16& display_name) OVERRIDE;
   virtual std::string GenerateUserId() OVERRIDE;
-  virtual const User* FindByDisplayName(const string16& display_name) const
+  virtual const User* FindByDisplayName(const base::string16& display_name) const
       OVERRIDE;
   virtual const User* FindBySyncId(const std::string& sync_id) const OVERRIDE;
   virtual std::string GetUserSyncId(const std::string& user_id) const OVERRIDE;
-  virtual string16 GetManagerDisplayName(const std::string& user_id) const
+  virtual base::string16 GetManagerDisplayName(const std::string& user_id) const
       OVERRIDE;
   virtual std::string GetManagerUserId(const std::string& user_id) const
       OVERRIDE;
   virtual std::string GetManagerDisplayEmail(const std::string& user_id) const
       OVERRIDE;
-  virtual void StartCreationTransaction(const string16& display_name)
+  virtual void StartCreationTransaction(const base::string16& display_name)
       OVERRIDE {}
   virtual void SetCreationTransactionUserId(const std::string& user_id)
       OVERRIDE {}
   virtual void CommitCreationTransaction() OVERRIDE {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FakeSupervisedUserManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_FAKE_SUPERVISED_USER_MANAGER_H_