Expose and check origin of request in response for foreign fetch.

third_party/WebKit/Source/modules/serviceworkers/ForeignFetchRespondWithObserver.h

 // Copyright 2016 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 ForeignFetchRespondWithObserver_h
 #define ForeignFetchRespondWithObserver_h
 
 #include "modules/serviceworkers/RespondWithObserver.h"
 
 namespace blink {
 
 // This class observes the service worker's handling of a ForeignFetchEvent and
 // notifies the client.
 class MODULES_EXPORT ForeignFetchRespondWithObserver final : public RespondWithObserver {
 public:
-    static ForeignFetchRespondWithObserver* create(ExecutionContext*, int eventID, const KURL& requestURL, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType, WebURLRequest::RequestContext);
+    static ForeignFetchRespondWithObserver* create(ExecutionContext*, int eventID, const KURL& requestURL, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType, WebURLRequest::RequestContext, PassRefPtr<SecurityOrigin>);
 
     void responseWasFulfilled(const ScriptValue&) override;
 
 private:
-    ForeignFetchRespondWithObserver(ExecutionContext*, int eventID, const KURL& requestURL, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType, WebURLRequest::RequestContext);
+    ForeignFetchRespondWithObserver(ExecutionContext*, int eventID, const KURL& requestURL, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType, WebURLRequest::RequestContext, PassRefPtr<SecurityOrigin>);
+
+    RefPtr<SecurityOrigin> m_requestOrigin;
 };
 
 } // namespace blink
 
 #endif // ForeignFetchRespondWithObserver_h