Update managed user registration to allow updating the avatar

chrome/browser/managed_mode/managed_user_registration_utility.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_MANAGED_MODE_MANAGED_USER_REGISTRATION_UTILITY_H_
 #define CHROME_BROWSER_MANAGED_MODE_MANAGED_USER_REGISTRATION_UTILITY_H_
 
 #include <map>
 #include <string>
 
@@ skipping 43 matching lines @@
   virtual ~ManagedUserRegistrationUtility() {}
 
   // Creates ManagedUserRegistrationUtility for a given |profile|.
   static scoped_ptr<ManagedUserRegistrationUtility> Create(Profile* profile);
 
   static std::string GenerateNewManagedUserId();
 
   // Registers a new managed user with the server. |managed_user_id| is a new
   // unique ID for the new managed user. If its value is the same as that of
   // of one of the existing managed users, then the same user will be created
-  // on this machine. |info| contains necessary information like the display
-  // name of the  the user. |callback| is called with the result of the
-  // registration. We use the info here and not the profile, because on
-  // Chrome OS the profile of the managed user does not yet exist.
+  // on this machine (and if he has no avatar in sync, his avatar will
+  // be updated). |info| contains necessary information like
+  // the display name of the user and his avatar. |callback| is called
+  // with the result of the registration. We use the info here and not the
+  // profile, because on Chrome OS the profile of the managed user does not
+  // yet exist.
   virtual void Register(const std::string& managed_user_id,
                         const ManagedUserRegistrationInfo& info,
                         const RegistrationCallback& callback) = 0;
 
  protected:
   ManagedUserRegistrationUtility() {}
 
  private:
   friend class ScopedTestingManagedUserRegistrationUtility;
   friend class ManagedUserRegistrationUtilityTest;
@@ skipping 15 matching lines @@
 class ScopedTestingManagedUserRegistrationUtility {
  public:
   // Delegates ownership of the |instance| to ManagedUserRegistrationUtility.
   ScopedTestingManagedUserRegistrationUtility(
       ManagedUserRegistrationUtility* instance);
 
   ~ScopedTestingManagedUserRegistrationUtility();
 };
 
 #endif  // CHROME_BROWSER_MANAGED_MODE_MANAGED_USER_REGISTRATION_UTILITY_H_