Glue parallel download job and download file together.

content/browser/download/mock_download_item_impl.h

 // Copyright 2017 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 CONTENT_BROWSER_DOWNLOAD_MOCK_DOWNLOAD_ITEM_IMPL_H_
 #define CONTENT_BROWSER_DOWNLOAD_MOCK_DOWNLOAD_ITEM_IMPL_H_
 
 #include "base/macros.h"
 #include "content/browser/download/download_create_info.h"
 #include "content/browser/download/download_file.h"
 #include "content/browser/download/download_item_impl.h"
 #include "content/browser/download/download_request_handle.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace content {
 
 class BrowserContext;
 class DownloadManager;
 class WebContents;
 
 class MockDownloadItemImpl : public DownloadItemImpl {
  public:
   // Use history constructor for minimal base object.
   explicit MockDownloadItemImpl(DownloadItemImplDelegate* delegate);
+  MockDownloadItemImpl(DownloadItemImplDelegate* delegate,
+                       const DownloadItem::ReceivedSlices& received_slices);
   ~MockDownloadItemImpl() override;
 
   MOCK_METHOD4(OnDownloadTargetDetermined,
                void(const base::FilePath&,
                     TargetDisposition,
                     DownloadDangerType,
                     const base::FilePath&));
   MOCK_METHOD1(AddObserver, void(DownloadItem::Observer*));
   MOCK_METHOD1(RemoveObserver, void(DownloadItem::Observer*));
   MOCK_METHOD0(UpdateObservers, void());
@@ skipping 74 matching lines @@
   MOCK_CONST_METHOD0(GetWebContents, WebContents*());
   MOCK_CONST_METHOD0(GetFileNameToReportUser, base::FilePath());
   MOCK_METHOD1(SetDisplayName, void(const base::FilePath&));
   MOCK_METHOD0(NotifyRemoved, void());
   // May be called when vlog is on.
   std::string DebugString(bool verbose) const override { return std::string(); }
 };
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_MOCK_DOWNLOAD_ITEM_IMPL_H_