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

chrome/browser/extensions/extension_garbage_collector_chromeos_unittest.cc

 // 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.
 
 #include "base/file_util.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/prefs/testing_pref_service.h"
 #include "base/strings/string_util.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/values.h"
@@ skipping 120 matching lines @@
     CHECK_EQ(id, extension->id());
 
     return extension;
   }
 
   ExtensionPrefs* GetExtensionPrefs() {
     return ExtensionPrefs::Get(profile_.get());
   }
 
   chromeos::FakeUserManager* GetFakeUserManager() {
-    return static_cast<chromeos::FakeUserManager*>(
-        chromeos::UserManager::Get());
+    return static_cast<chromeos::FakeUserManager*>(chromeos::GetUserManager());
   }
 
  private:
   scoped_ptr<chromeos::ScopedUserManagerEnabler> user_manager_enabler_;
   TestingPrefServiceSimple local_state_;
   base::ScopedTempDir cache_dir_;
 };
 
 // Test shared extensions clean up.
 TEST_F(ExtensionGarbageCollectorChromeOSUnitTest, SharedExtensions) {
@@ skipping 36 matching lines @@
 
   const base::DictionaryValue* shared_extensions = local_state().GetDictionary(
       ExtensionAssetsManagerChromeOS::kSharedExtensions);
   ASSERT_TRUE(shared_extensions);
 
   EXPECT_FALSE(shared_extensions->HasKey(kExtensionId1));
   EXPECT_TRUE(shared_extensions->HasKey(kExtensionId2));
 }
 
 }  // namespace extensions