Service Worker: Cache.put() consumes request/response bodies

Source/modules/serviceworkers/Request.h

 // Copyright 2014 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 Request_h
 #define Request_h
 
 #include "bindings/core/v8/Dictionary.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "modules/serviceworkers/Body.h"
@@ skipping 31 matching lines @@
     Headers* headers() const { return m_headers; }
     String referrer() const;
     String mode() const;
     String credentials() const;
 
     Request* clone() const;
 
     void populateWebServiceWorkerRequest(WebServiceWorkerRequest&) const;
 
     void setBodyBlobHandle(PassRefPtr<BlobDataHandle>);
+    bool hasBody() const;
 
     virtual void trace(Visitor*)  override;
 
 private:
     explicit Request(const Request&);
     Request(ExecutionContext*, FetchRequestData*);
     Request(ExecutionContext*, const WebServiceWorkerRequest&);
 
     static Request* createRequestWithRequestData(ExecutionContext*, FetchRequestData*, const RequestInit&, WebURLRequest::FetchRequestMode, WebURLRequest::FetchCredentialsMode, ExceptionState&);
     void clearHeaderList();
 
     virtual PassRefPtr<BlobDataHandle> blobDataHandle() override;
 
     const Member<FetchRequestData> m_request;
     const Member<Headers> m_headers;
 };
 
 } // namespace blink
 
 #endif // Request_h