Replace chromeos::UserManager::Get() with chromeos::GetUserManager().

chrome/browser/chromeos/login/screens/user_image_screen.cc

 // Copyright (c) 2012 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/screens/user_image_screen.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 229 matching lines @@
   user_id_ = user_id;
 }
 
 void UserImageScreen::PrepareToShow() {
   if (actor_)
     actor_->PrepareToShow();
 }
 
 const User* UserImageScreen::GetUser() {
   if (user_id_.empty())
-    return UserManager::Get()->GetLoggedInUser();
-  return UserManager::Get()->FindUser(user_id_);
+    return GetUserManager()->GetLoggedInUser();
+  return GetUserManager()->FindUser(user_id_);
 }
 
 UserImageManager* UserImageScreen::GetUserImageManager() {
-  return UserManager::Get()->GetUserImageManager(GetUser()->email());
+  return GetUserManager()->GetUserImageManager(GetUser()->email());
 }
 
 UserImageSyncObserver* UserImageScreen::GetSyncObserver() {
   return GetUserImageManager()->GetSyncObserver();
 }
 
 void UserImageScreen::Show() {
   if (!actor_)
     return;
 
@@ skipping 114 matching lines @@
 
 void UserImageScreen::ExitScreen() {
   policy_registrar_.reset();
   sync_timer_.reset();
   if (UserImageSyncObserver* sync_observer = GetSyncObserver())
     sync_observer->RemoveObserver(this);
   get_screen_observer()->OnExit(ScreenObserver::USER_IMAGE_SELECTED);
 }
 
 }  // namespace chromeos