Add LayoutTests for URL list of Response

third_party/WebKit/Source/modules/fetch/FetchResponseData.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/FetchResponseData.h"
 
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/fetch/FetchUtils.h"
 #include "modules/fetch/BodyStreamBuffer.h"
@@ skipping 176 matching lines @@
   if (m_internalResponse) {
     return m_internalResponse->mimeType();
   }
   return m_mimeType;
 }
 
 void FetchResponseData::setURLList(const Vector<KURL>& urlList) {
   m_urlList = urlList;
 }
 
+const Vector<KURL>& FetchResponseData::internalURLList() const {
+  if (m_internalResponse) {
+    return m_internalResponse->m_urlList;
+  }
+  return m_urlList;
+}
+
 FetchResponseData* FetchResponseData::clone(ScriptState* scriptState) {
   FetchResponseData* newResponse = create();
   newResponse->m_type = m_type;
   if (m_terminationReason) {
     newResponse->m_terminationReason = wrapUnique(new TerminationReason);
     *newResponse->m_terminationReason = *m_terminationReason;
   }
   newResponse->setURLList(m_urlList);
   newResponse->m_status = m_status;
   newResponse->m_statusMessage = m_statusMessage;
@@ skipping 82 matching lines @@
   }
 }
 
 DEFINE_TRACE(FetchResponseData) {
   visitor->trace(m_headerList);
   visitor->trace(m_internalResponse);
   visitor->trace(m_buffer);
 }
 
 }  // namespace blink