sync: final pieces to sync deferred initialization

chrome/browser/managed_mode/managed_user_signin_manager_wrapper.h

 // Copyright 2014 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_MANAGED_MODE_MANAGED_USER_SIGNIN_MANAGER_WRAPPER_H_
 #define CHROME_BROWSER_MANAGED_MODE_MANAGED_USER_SIGNIN_MANAGER_WRAPPER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 
 class SigninManagerBase;
 
 // Some chrome cloud services support managed users as well as normally
 // authenticated users that sign in through SigninManager.  To facilitate
 // getting the "effective" username and account identifiers, services can
 // use this class to wrap the SigninManager and return managed user account
 // information when appropriate.
 class ManagedUserSigninManagerWrapper {
  public:
   explicit ManagedUserSigninManagerWrapper(SigninManagerBase* original);
-  ~ManagedUserSigninManagerWrapper();
+  virtual ~ManagedUserSigninManagerWrapper();
 
-  std::string GetEffectiveUsername() const;
-  std::string GetAccountIdToUse() const;
+  virtual std::string GetEffectiveUsername() const;
+  virtual std::string GetAccountIdToUse() const;
 
   SigninManagerBase* GetOriginal();
 
  private:
   SigninManagerBase* original_;
   DISALLOW_COPY_AND_ASSIGN(ManagedUserSigninManagerWrapper);
 };
 
 #endif  // CHROME_BROWSER_MANAGED_MODE_MANAGED_USER_SIGNIN_MANAGER_WRAPPER_H_