Populate the response blob for finished Background Fetches

content/browser/background_fetch/background_fetch_request_info.cc

 // 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.
 
 #include "content/browser/background_fetch/background_fetch_request_info.h"
 
 #include <string>
 
 #include "content/public/browser/download_item.h"
 
 namespace content {
 
 BackgroundFetchRequestInfo::BackgroundFetchRequestInfo(
     int request_index,
     const ServiceWorkerFetchRequest& fetch_request)
     : request_index_(request_index), fetch_request_(fetch_request) {}
 
 BackgroundFetchRequestInfo::~BackgroundFetchRequestInfo() {}
 
-bool BackgroundFetchRequestInfo::IsComplete() const {
-  return (state_ == DownloadItem::DownloadState::COMPLETE ||
-          state_ == DownloadItem::DownloadState::CANCELLED);
+void BackgroundFetchRequestInfo::PopulateDownloadState(
+    DownloadItem* download_item,
+    DownloadInterruptReason download_interrupt_reason) {
+  DCHECK(!download_state_populated_);
+
+  download_guid_ = download_item->GetGuid();
+  download_state_ = download_item->GetState();
+
+  download_state_populated_ = true;
 }
 
-const GURL& BackgroundFetchRequestInfo::GetURL() const {
-  return fetch_request_.url;
+void BackgroundFetchRequestInfo::PopulateResponseFromDownloadItem(
+    DownloadItem* download_item) {
+  DCHECK(!response_data_populated_);
+
+  url_chain_ = download_item->GetUrlChain();
+  file_path_ = download_item->GetTargetFilePath();
+  file_size_ = download_item->GetReceivedBytes();
+  response_time_ = download_item->GetEndTime();
+
+  response_data_populated_ = true;
+}
+
+const std::vector<GURL>& BackgroundFetchRequestInfo::GetURLChain() const {
+  DCHECK(response_data_populated_);
+  return url_chain_;
+}
+
+const base::FilePath& BackgroundFetchRequestInfo::GetFilePath() const {
+  DCHECK(response_data_populated_);
+  return file_path_;
+}
+
+int64_t BackgroundFetchRequestInfo::GetFileSize() const {
+  DCHECK(response_data_populated_);
+  return file_size_;
+}
+
+const base::Time& BackgroundFetchRequestInfo::GetResponseTime() const {
+  DCHECK(response_data_populated_);
+  return response_time_;
 }
 
 }  // namespace content