Added DownloadItem::Observer to JobController.

content/browser/background_fetch/background_fetch_job_data.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_job_data.h"
 
 #include "base/memory/ptr_util.h"
 #include "content/browser/background_fetch/background_fetch_job_info.h"
 
 namespace content {
@@ skipping 36 matching lines @@
 
 bool BackgroundFetchJobData::IsComplete() const {
   return ((next_request_info_ == request_infos_.size()) &&
           request_info_index_.empty());
 }
 
 bool BackgroundFetchJobData::HasRequestsRemaining() const {
   return next_request_info_ != request_infos_.size();
 }
 
+void BackgroundFetchJobData::SetRequestDownloadGuid(
+    const std::string& request_guid,
+    const std::string& download_guid) {
+  auto index_iter = request_info_index_.find(request_guid);
+  DCHECK(index_iter != request_info_index_.end());
+  request_infos_[index_iter->second].set_download_guid(download_guid);
+}
 }  // namespace content