Get signals working in the EXTRA_DATA section of MHTML

components/offline_pages/core/offline_page_model_impl.h

 // 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.
 
 #ifndef COMPONENTS_OFFLINE_PAGES_CORE_OFFLINE_PAGE_MODEL_IMPL_H_
 #define COMPONENTS_OFFLINE_PAGES_CORE_OFFLINE_PAGE_MODEL_IMPL_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 157 matching lines @@
                            const base::string16& title,
                            int64_t file_size);
   void OnAddOfflinePageDone(OfflinePageArchiver* archiver,
                             const base::FilePath& file_path,
                             const SavePageCallback& callback,
                             const OfflinePageItem& offline_page,
                             ItemActionStatus status);
   void InformSavePageDone(const SavePageCallback& callback,
                           SavePageResult result,
                           const ClientId& client_id,
-                          int64_t offline_id);
+                          int64_t offline_id,
+                          const base::FilePath& file_path);
   void DeletePendingArchiver(OfflinePageArchiver* archiver);
 
   // Steps for deleting files and data for an offline page.
   void OnDeleteArchiveFilesDone(const std::vector<int64_t>& offline_ids,
                                 const DeletePageCallback& callback,
                                 bool success);
   void OnRemoveOfflinePagesDone(
       const DeletePageCallback& callback,
       std::unique_ptr<OfflinePagesUpdateResult> result);
   void InformDeletePageDone(const DeletePageCallback& callback,
@@ skipping 98 matching lines @@
   base::Clock* testing_clock_;
 
   base::WeakPtrFactory<OfflinePageModelImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(OfflinePageModelImpl);
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_CORE_OFFLINE_PAGE_MODEL_IMPL_H_