[Offline pages] Removing RequestQueueStore::UpdateMultipleRequestsCallback

components/offline_pages/background/request_queue_in_memory_store.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/background/request_queue_in_memory_store.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "components/offline_pages/background/save_page_request.h"
@@ skipping 81 matching lines @@
   }
 
   base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE,
       base::Bind(callback, results, base::Passed(std::move(requests))));
 }
 
 void RequestQueueInMemoryStore::ChangeRequestsState(
     const std::vector<int64_t>& request_ids,
     const SavePageRequest::RequestState new_state,
-    const UpdateMultipleRequestsCallback& callback) {
-  RequestQueue::UpdateMultipleRequestResults results;
-  std::vector<std::unique_ptr<SavePageRequest>> requests;
-  RequestQueue::UpdateRequestResult result;
+    const UpdateCallback& callback) {
+  std::unique_ptr<UpdateRequestsResult> result(
+      new UpdateRequestsResult(StoreState::LOADED));
   for (int64_t request_id : request_ids) {
+    ItemActionStatus status;
     auto pair = requests_.find(request_id);
     // If we find this request id, modify it, and return the modified request in
     // the request list.
     if (pair != requests_.end()) {
       pair->second.set_request_state(new_state);
-      std::unique_ptr<SavePageRequest> request(
-          new SavePageRequest(pair->second));
-      requests.push_back(std::move(request));
-      result = RequestQueue::UpdateRequestResult::SUCCESS;
+      result->updated_items.push_back(pair->second);
+      status = ItemActionStatus::SUCCESS;
     } else {
-      result = RequestQueue::UpdateRequestResult::REQUEST_DOES_NOT_EXIST;;
+      status = ItemActionStatus::NOT_FOUND;
     }
-
-    results.push_back(std::make_pair(request_id, result));
+    result->item_statuses.push_back(std::make_pair(request_id, status));
   }
 
   base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE,
-      base::Bind(callback, results, base::Passed(std::move(requests))));
+      FROM_HERE, base::Bind(callback, base::Passed(&result)));
 }
 
 void RequestQueueInMemoryStore::Reset(const ResetCallback& callback) {
   requests_.clear();
   base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE,
                                                 base::Bind(callback, true));
 }
 
 }  // namespace offline_pages