Make the request initiator Optional

content/browser/loader/resource_dispatcher_host_browsertest.cc

 // Copyright (c) 2012 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/browser/resource_dispatcher_host.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 737 matching lines @@
   shell()->web_contents()->GetController().ReloadDisableLoFi(true);
   tab_observer.Wait();
   CheckResourcesRequested(false);
 }
 
 namespace {
 
 struct RequestDataForDelegate {
   const GURL url;
   const GURL first_party;
-  const url::Origin initiator;
+  const base::Optional<url::Origin> initiator;
 
   RequestDataForDelegate(const GURL& url,
                          const GURL& first_party,
-                         const url::Origin initiator)
+                         const base::Optional<url::Origin>& initiator)
       : url(url), first_party(first_party), initiator(initiator) {}
 };
 
 // Captures calls to 'RequestBeginning' and records the URL, first-party for
 // cookies, and initiator.
 class RequestDataResourceDispatcherHostDelegate
     : public ResourceDispatcherHostDelegate {
  public:
   RequestDataResourceDispatcherHostDelegate() {}
 
@@ skipping 254 matching lines @@
   EXPECT_EQ(top_origin, delegate_->data()[2]->initiator);
 
   // Cross-origin subresource requests have a unique first-party, and an
   // initiator that matches the document in which they're embedded.
   EXPECT_EQ(nested_js_url, delegate_->data()[3]->url);
   EXPECT_EQ(kURLWithUniqueOrigin, delegate_->data()[3]->first_party);
   EXPECT_EQ(nested_origin, delegate_->data()[3]->initiator);
 }
 
 }  // namespace content