Move OnURLsDeleted from NTPSnippetsService to ContentSuggestionsService

components/ntp_snippets/offline_pages/offline_page_suggestions_provider.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/ntp_snippets/offline_pages/offline_page_suggestions_provider.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/guid.h"
@@ skipping 132 matching lines @@
 
 void OfflinePageSuggestionsProvider::FetchSuggestionImage(
     const std::string& suggestion_id,
     const ImageFetchedCallback& callback) {
   // TODO(pke): Fetch proper thumbnail from OfflinePageModel once it's available
   // there.
   base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(callback, gfx::Image()));
 }
 
+void OfflinePageSuggestionsProvider::RemoveURLsFromHistory(
+    bool all_history,
+    const std::vector<GURL>& deleted_urls) {
+  // Ignored.

[Marc Treib, 2016/09/02 12:57:10]

Even if all_history is true?

[vitaliii, 2016/09/02 14:13:17]

Acknowledged.

+}
+
 void OfflinePageSuggestionsProvider::ClearHistory(
     base::Time begin,
     base::Time end,
     const base::Callback<bool(const GURL& url)>& filter) {
   ClearDismissedSuggestionsForDebugging(recent_tabs_category_);
   ClearDismissedSuggestionsForDebugging(downloads_category_);
   FetchOfflinePages();
 }
 
 void OfflinePageSuggestionsProvider::ClearCachedSuggestions(Category category) {
@@ skipping 222 matching lines @@
 void OfflinePageSuggestionsProvider::StoreDismissedIDsToPrefs(
     Category category,
     const std::set<std::string>& dismissed_ids) {
   base::ListValue list;
   for (const std::string& dismissed_id : dismissed_ids)
     list.AppendString(dismissed_id);
   pref_service_->Set(GetDismissedPref(category), list);
 }
 
 }  // namespace ntp_snippets