[Easy Unlock] Fix a DCHECK: Load localized string correctly.

chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.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 "chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
@@ skipping 126 matching lines @@
   strings->SetString(
      "chromebookAddedNotificationMessage",
      l10n_util::GetStringFUTF16(
           IDS_EASY_UNLOCK_CHROMEBOOK_ADDED_NOTIFICATION_MESSAGE,
           device_type));
 
   // Setup dialog strings.
   // Step 1: Intro.
   strings->SetString(
       "setupIntroHeaderTitle",
-      l10n_util::GetStringFUTF16(
-          IDS_EASY_UNLOCK_SETUP_INTRO_HEADER_TITLE, device_type));
+      l10n_util::GetStringUTF16(IDS_EASY_UNLOCK_SETUP_INTRO_HEADER_TITLE));
   strings->SetString(
       "setupIntroHeaderText",
       l10n_util::GetStringFUTF16(IDS_EASY_UNLOCK_SETUP_INTRO_HEADER_TEXT,
                                  device_type,
                                  user_email));
   strings->SetString(
       "setupIntroFindPhoneButtonLabel",
       l10n_util::GetStringUTF16(
           IDS_EASY_UNLOCK_SETUP_INTRO_FIND_PHONE_BUTTON_LABEL));
   strings->SetString(
@@ skipping 415 matching lines @@
     users[0]->logged_in = service->GetType() == EasyUnlockService::TYPE_REGULAR;
     users[0]->data_ready = users[0]->logged_in ||
                            service->GetRemoteDevices() != NULL;
   }
   results_ = easy_unlock_private::GetUserInfo::Results::Create(users);
   return true;
 }
 
 }  // namespace api
 }  // namespace extensions