Move all components/offline_pages/ files into component/offline_pages/core

components/offline_pages/background/get_requests_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/get_requests_task.h"
-
-#include <vector>
-
-#include "base/bind.h"
-
-namespace offline_pages {
-
-GetRequestsTask::GetRequestsTask(
-    RequestQueueStore* store,
-    const RequestQueueStore::GetRequestsCallback& callback)
-    : store_(store), callback_(callback), weak_ptr_factory_(this) {}
-
-GetRequestsTask::~GetRequestsTask() {}
-
-void GetRequestsTask::Run() {
-  ReadRequest();
-}
-
-void GetRequestsTask::ReadRequest() {
-  store_->GetRequests(base::Bind(&GetRequestsTask::CompleteWithResult,
-                                 weak_ptr_factory_.GetWeakPtr()));
-}
-
-void GetRequestsTask::CompleteWithResult(
-    bool success,
-    std::vector<std::unique_ptr<SavePageRequest>> requests) {
-  callback_.Run(success, std::move(requests));
-  TaskComplete();
-}
-
-}  // namespace offline_pages