Enable downloads UI for NTP-saved pages.

components/offline_pages/downloads/download_notifying_observer_unittest.cc

 // Copyright 2016 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 "components/offline_pages/downloads/download_notifying_observer.h"
 
 #include "base/memory/ptr_util.h"
 #include "components/offline_pages/background/save_page_request.h"
 #include "components/offline_pages/client_namespace_constants.h"
 #include "components/offline_pages/client_policy_controller.h"
@@ skipping 218 matching lines @@
   observer()->OnCompleted(
       request, RequestNotifier::BackgroundSavePageResult::RETRY_COUNT_EXCEEDED);
   EXPECT_EQ(LastNotificationType::DOWNLOAD_FAILED,
             notifier()->last_notification_type());
   EXPECT_EQ(kTestGuid, notifier()->download_item()->guid);
   EXPECT_EQ(GURL(kTestUrl), notifier()->download_item()->url);
   EXPECT_EQ(kTestCreationTime, notifier()->download_item()->start_time);
 }
 
 TEST_F(DownloadNotifyingObserverTest, NamespacesNotVisibleInUI) {
-  std::vector<std::string> name_spaces = {
-      kBookmarkNamespace, kLastNNamespace, kCCTNamespace,
-      kNTPSuggestionsNamespace, kDefaultNamespace};
+  std::vector<std::string> name_spaces = {kBookmarkNamespace, kLastNNamespace,
+                                          kCCTNamespace, kDefaultNamespace};
 
   for (auto name_space : name_spaces) {
     ClientId invisible_client_id(name_space, kTestGuid);
     SavePageRequest request(kTestOfflineId, GURL(kTestUrl), invisible_client_id,
                             kTestCreationTime, kTestUserRequested);
     observer()->OnAdded(request);
     EXPECT_EQ(LastNotificationType::NONE, notifier()->last_notification_type());
   }
 }
 
 }  // namespace offline_pages