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

components/offline_pages/core/background/offliner_stub.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/offliner_stub.h"
+#include "components/offline_pages/core/background/offliner_stub.h"
 
 #include "base/bind.h"
 #include "base/threading/thread_task_runner_handle.h"
-#include "components/offline_pages/background/save_page_request.h"
+#include "components/offline_pages/core/background/save_page_request.h"
 
 namespace offline_pages {
 
 OfflinerStub::OfflinerStub()
     : disable_loading_(false), enable_callback_(false), cancel_called_(false) {}
 
 OfflinerStub::~OfflinerStub() {}
 
 bool OfflinerStub::LoadAndSave(const SavePageRequest& request,
                                const CompletionCallback& callback) {
   if (disable_loading_)
     return false;
 
   callback_ = callback;
 
   // Post the callback on the run loop.
   if (enable_callback_) {
     base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE,
         base::Bind(callback, request, Offliner::RequestStatus::SAVED));
   }
   return true;
 }
 
 void OfflinerStub::Cancel() {
   cancel_called_ = true;
 }
 
 }  // namespace offline_pages