Make the request initiator Optional

content/public/test/test_download_request_handler.cc

 // Copyright 2015 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/public/test/test_download_request_handler.h"
 
 #include <inttypes.h>
 
 #include <memory>
 #include <utility>
@@ skipping 309 matching lines @@
   return bytes_to_copy;
 }
 
 void TestDownloadRequestHandler::PartialResponseJob::ReportCompletedRequest() {
   if (interceptor_.get()) {
     std::unique_ptr<CompletedRequest> completed_request(new CompletedRequest);
     completed_request->transferred_byte_count = read_byte_count_;
     completed_request->request_headers = request()->extra_request_headers();
     completed_request->referrer = request()->referrer();
     completed_request->referrer_policy = request()->referrer_policy();
-    completed_request->initiator = request()->initiator();
+    completed_request->initiator = request()->initiator().has_value()
+                                       ? request()->initiator().value()
+                                       : url::Origin();
     completed_request->first_party_for_cookies =
         request()->first_party_for_cookies();
     completed_request->first_party_url_policy =
         request()->first_party_url_policy();
     interceptor_->AddCompletedRequest(std::move(completed_request));
   }
 }
 
 // static
 void TestDownloadRequestHandler::PartialResponseJob::
@@ skipping 346 matching lines @@
   base::RunLoop run_loop;
   BrowserThread::PostTaskAndReply(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&Interceptor::GetAndResetCompletedRequests, interceptor_,
                  requests),
       run_loop.QuitClosure());
   run_loop.Run();
 }
 
 }  // namespace content