Support ReferrerPolicy in Fetch API

third_party/WebKit/Source/modules/fetch/FetchRequestData.cpp

 // 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.
 
 #include "modules/fetch/FetchRequestData.h"
 
 #include "core/dom/ExecutionContext.h"
 #include "core/fetch/ResourceLoaderOptions.h"
 #include "core/loader/ThreadableLoader.h"
 #include "core/streams/ReadableStream.h"
@@ skipping 18 matching lines @@
 FetchRequestData* FetchRequestData::create(ExecutionContext* executionContext, const WebServiceWorkerRequest& webRequest)
 {
     FetchRequestData* request = FetchRequestData::create();
     request->m_url = webRequest.url();
     request->m_method = webRequest.method();
     for (HTTPHeaderMap::const_iterator it = webRequest.headers().begin(); it != webRequest.headers().end(); ++it)
         request->m_headerList->append(it->key, it->value);
     if (webRequest.blobDataHandle())
         request->setBuffer(new BodyStreamBuffer(FetchBlobDataConsumerHandle::create(executionContext, webRequest.blobDataHandle())));
     request->setContext(webRequest.requestContext());
-    request->setReferrer(Referrer(webRequest.referrerUrl().string(), ReferrerPolicyDefault));
+    request->setReferrer(Referrer(webRequest.referrerUrl().string(), static_cast<ReferrerPolicy>(webRequest.referrerPolicy())));
     request->setMode(webRequest.mode());
     request->setCredentials(webRequest.credentialsMode());
     request->setRedirect(webRequest.redirectMode());
     request->setMIMEType(request->m_headerList->extractMIMEType());
     return request;
 }
 
 FetchRequestData* FetchRequestData::cloneExceptBody()
 {
     FetchRequestData* request = FetchRequestData::create();
@@ skipping 64 matching lines @@
         m_attachedCredential.clear();
 }
 
 DEFINE_TRACE(FetchRequestData)
 {
     visitor->trace(m_buffer);
     visitor->trace(m_headerList);
 }
 
 } // namespace blink