[Offline Pages] Delete associated page along with bookmark.

components/offline_pages/offline_page_model_impl.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/offline_page_model_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/bind.h"
@@ skipping 1050 matching lines @@
 }
 
 void OfflinePageModelImpl::PostClearStorageIfNeededTask() {
   base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(&OfflinePageModelImpl::ClearStorageIfNeeded,
                             weak_ptr_factory_.GetWeakPtr(),
                             base::Bind(&OfflinePageModelImpl::OnStorageCleared,
                                        weak_ptr_factory_.GetWeakPtr())));
 }
 
+void OfflinePageModelImpl::BookmarkNodeRemoved(
+    bookmarks::BookmarkModel* model,
+    const bookmarks::BookmarkNode* parent,
+    int old_index,
+    const bookmarks::BookmarkNode* node,
+    const std::set<GURL>& no_longer_bookmarked) {
+  ClientId client_id(kBookmarkNamespace, std::to_string(node->id()));
+  GetOfflineIdsForClientId(
+      client_id, base::Bind(&OfflinePageModelImpl::ExpireRemovedBookmarkPages,
+                            weak_ptr_factory_.GetWeakPtr()));
+}
+
+void OfflinePageModelImpl::ExpireRemovedBookmarkPages(
+    const std::vector<int64_t>& offline_ids) {
+  ExpirePages(offline_ids, base::Time::Now(),
+              base::Bind(&OfflinePageModelImpl::OnRemovedBookmarkPagesExpired,
+                         weak_ptr_factory_.GetWeakPtr()));
+}
+
+void OfflinePageModelImpl::OnRemovedBookmarkPagesExpired(bool result) {}
+
 void OfflinePageModelImpl::RunWhenLoaded(const base::Closure& task) {
   if (!is_loaded_) {
     delayed_tasks_.push_back(task);
     return;
   }
 
   base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, task);
 }
 
 }  // namespace offline_pages