[Offline pages] Adding AddRequestTask to Request Queue

components/offline_pages/background/add_request_task.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/add_request_task.h"
+
+#include "base/bind.h"
+#include "components/offline_pages/background/save_page_request.h"
+
+namespace offline_pages {
+
+AddRequestTask::AddRequestTask(RequestQueueStore* store,
+                               const SavePageRequest& request,
+                               const RequestQueueStore::AddCallback& callback)
+    : store_(store),
+      request_(request),
+      callback_(callback),
+      weak_ptr_factory_(this) {}
+
+AddRequestTask::~AddRequestTask() {}
+
+void AddRequestTask::Run() {
+  AddRequest();
+}
+
+void AddRequestTask::AddRequest() {
+  store_->AddRequest(request_, base::Bind(&AddRequestTask::CompleteWithResult,
+                                          weak_ptr_factory_.GetWeakPtr()));
+}
+
+void AddRequestTask::CompleteWithResult(ItemActionStatus status) {
+  callback_.Run(status);
+  TaskComplete();
+}
+
+}  // namespace offline_pages