Fix ChromeOS debug buildbot failure.

chrome/browser/chromeos/login/user_manager.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/browser/chromeos/login/user_manager.h"
 
 #include "app/resource_bundle.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 238 matching lines @@
       Source<UserManager>(this),
       Details<const User>(&user));
 }
 
 // Private constructor and destructor. Do nothing.
 UserManager::UserManager()
     : ALLOW_THIS_IN_INITIALIZER_LIST(image_loader_(new UserImageLoader(this))),
       current_user_is_owner_(false) {
   registrar_.Add(this, NotificationType::OWNER_KEY_FETCH_ATTEMPT_SUCCEEDED,
       NotificationService::AllSources());
-  registrar_.Add(this, NotificationType::OWNER_KEY_FETCH_ATTEMPT_FAILED,
-      NotificationService::AllSources());
 }
 
 UserManager::~UserManager() {
   image_loader_->set_delegate(NULL);
 }
 
 void UserManager::NotifyOnLogin() {
   NotificationService::current()->Notify(
       NotificationType::LOGIN_USER_CHANGED,
       Source<UserManager>(this),
       Details<const User>(&logged_in_user_));
 
   chromeos::CrosLibrary::Get()->GetInputMethodLibrary()->
       SetDeferImeStartup(false);
   // Shut down the IME so that it will reload the user's settings.
   chromeos::CrosLibrary::Get()->GetInputMethodLibrary()->
       StopInputMethodProcesses();
   // Let the window manager know that we're logged in now.
   WmIpc::instance()->SetLoggedInProperty(true);
 
   // Schedules current user ownership check on file thread.
   ChromeThread::PostTask(ChromeThread::FILE, FROM_HERE,
       NewRunnableFunction(&CheckOwnership));
 }
 
 void UserManager::Observe(NotificationType type,
                           const NotificationSource& source,
                           const NotificationDetails& details) {
-  if (type == NotificationType::OWNER_KEY_FETCH_ATTEMPT_SUCCEEDED ||
-      type == NotificationType::OWNER_KEY_FETCH_ATTEMPT_FAILED) {
+  if (type == NotificationType::OWNER_KEY_FETCH_ATTEMPT_SUCCEEDED) {
     ChromeThread::PostTask(ChromeThread::FILE, FROM_HERE,
         NewRunnableFunction(&CheckOwnership));
   }
 }
 
 }  // namespace chromeos