Sending LanguageModel info to suggestions server

components/ntp_snippets/remote/ntp_snippets_service_unittest.cc

 // Copyright 2015 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/ntp_snippets/remote/ntp_snippets_service.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
@@ skipping 388 matching lines @@
     scoped_refptr<base::SingleThreadTaskRunner> task_runner(
         base::ThreadTaskRunnerHandle::Get());
     scoped_refptr<net::TestURLRequestContextGetter> request_context_getter =
         new net::TestURLRequestContextGetter(task_runner.get());
 
     utils_.ResetSigninManager();
     std::unique_ptr<NTPSnippetsFetcher> snippets_fetcher =
         base::MakeUnique<NTPSnippetsFetcher>(
             utils_.fake_signin_manager(), fake_token_service_.get(),
             std::move(request_context_getter), utils_.pref_service(),
-            &category_factory_, base::Bind(&ParseJson), kAPIKey);
+            &category_factory_, nullptr, base::Bind(&ParseJson), kAPIKey);
 
     utils_.fake_signin_manager()->SignIn("foo@bar.com");
     snippets_fetcher->SetPersonalizationForTesting(
         NTPSnippetsFetcher::Personalization::kNonPersonal);
 
     auto image_fetcher = base::MakeUnique<NiceMock<MockImageFetcher>>();
 
     image_fetcher_ = image_fetcher.get();
     EXPECT_CALL(*image_fetcher, SetImageFetcherDelegate(_));
     auto image_decoder = base::MakeUnique<FakeImageDecoder>();
@@ skipping 746 matching lines @@
                      GetTestJson({GetSnippetWithUrl(
                          "http://something.com/pletely/unrelated")}));
   // The image should still be available until a restart happens.
   EXPECT_FALSE(FetchImage(service.get(), MakeArticleID(kSnippetUrl)).IsEmpty());
   ResetSnippetsService(&service);
   // After the restart, the image should be garbage collected.
   EXPECT_TRUE(FetchImage(service.get(), MakeArticleID(kSnippetUrl)).IsEmpty());
 }
 
 }  // namespace ntp_snippets