Inject API key directly into snippets fetcher.

chrome/browser/ntp_snippets/content_suggestions_service_factory.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 "chrome/browser/ntp_snippets/content_suggestions_service_factory.h"
 
 #include "base/feature_list.h"
 #include "base/files/file_path.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/singleton.h"
@@ skipping 23 matching lines @@
 #include "components/ntp_snippets/ntp_snippets_service.h"
 #include "components/ntp_snippets/ntp_snippets_status_service.h"
 #include "components/prefs/pref_service.h"
 #include "components/safe_json/safe_json_parser.h"
 #include "components/signin/core/browser/profile_oauth2_token_service.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "components/version_info/version_info.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/storage_partition.h"
+#include "google_apis/google_api_keys.h"
 #include "net/url_request/url_request_context_getter.h"
 
 #if defined(OS_ANDROID)
 #include "chrome/browser/android/chrome_feature_list.h"
 #include "chrome/browser/android/ntp/ntp_snippets_launcher.h"
 #include "chrome/browser/android/offline_pages/offline_page_model_factory.h"
 #include "components/ntp_snippets/offline_pages/offline_page_suggestions_provider.h"
 #include "components/ntp_snippets/physical_web_pages/physical_web_page_suggestions_provider.h"
 #include "components/offline_pages/offline_page_model.h"
 
@@ skipping 96 matching lines @@
   bool is_stable_channel =
       chrome::GetChannel() == version_info::Channel::STABLE;
   std::unique_ptr<NTPSnippetsService> ntp_snippets_service =
       base::MakeUnique<NTPSnippetsService>(
           service, service->category_factory(), pref_service, history_service,
           suggestions_service, g_browser_process->GetApplicationLocale(),
           scheduler,
           base::MakeUnique<NTPSnippetsFetcher>(
               signin_manager, token_service, request_context, pref_service,
               category_factory, base::Bind(&safe_json::SafeJsonParser::Parse),
-              is_stable_channel),
+              is_stable_channel ? google_apis::GetAPIKey()
+              : google_apis::GetNonStableAPIKey()),

[Marc Treib, 2016/08/31 09:26:16]

You'll probably have to do the same thing in the iOS factory.

[sfiera, 2016/08/31 10:09:16]

Done, possibly.

           base::MakeUnique<ImageFetcherImpl>(
               base::MakeUnique<ImageDecoderImpl>(), request_context.get()),
           base::MakeUnique<ImageDecoderImpl>(),
           base::MakeUnique<NTPSnippetsDatabase>(database_dir, task_runner),
           base::MakeUnique<NTPSnippetsStatusService>(signin_manager,
                                                      pref_service));
   service->set_ntp_snippets_service(ntp_snippets_service.get());
   service->RegisterProvider(std::move(ntp_snippets_service));
 }
 
@@ skipping 88 matching lines @@
 #endif  // OS_ANDROID
 
   if (base::FeatureList::IsEnabled(ntp_snippets::kArticleSuggestionsFeature)) {
     RegisterArticleProvider(signin_manager, token_service, history_service,
                             suggestions_service, service, category_factory,
                             pref_service, profile);
   }
 
   return service;
 }