Implement headers attributes in ForeignFetchResponse

content/child/web_url_loader_impl.cc

 // 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 "content/child/web_url_loader_impl.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 937 matching lines @@
   response->setWasFetchedViaServiceWorker(info.was_fetched_via_service_worker);
   response->setWasFallbackRequiredByServiceWorker(
       info.was_fallback_required_by_service_worker);
   response->setServiceWorkerResponseType(info.response_type_via_service_worker);
   response->setOriginalURLViaServiceWorker(
       info.original_url_via_service_worker);
   response->setCacheStorageCacheName(
       info.is_in_cache_storage
           ? blink::WebString::fromUTF8(info.cache_storage_cache_name)
           : blink::WebString());
+  blink::WebVector<blink::WebString> cors_exposed_header_names(
+      info.cors_exposed_header_names.size());
+  std::transform(
+      info.cors_exposed_header_names.begin(),
+      info.cors_exposed_header_names.end(), cors_exposed_header_names.begin(),
+      [](const std::string& h) { return blink::WebString::fromLatin1(h); });
+  response->setCorsExposedHeaderNames(cors_exposed_header_names);
 
   SetSecurityStyleAndDetails(url, info.security_info, response,
                              report_security_info);
 
   WebURLResponseExtraDataImpl* extra_data =
       new WebURLResponseExtraDataImpl(info.npn_negotiated_protocol);
   response->setExtraData(extra_data);
   extra_data->set_was_fetched_via_spdy(info.was_fetched_via_spdy);
   extra_data->set_was_npn_negotiated(info.was_npn_negotiated);
   extra_data->set_was_alternate_protocol_available(
@@ skipping 221 matching lines @@
     response->clearHTTPHeaderField(webStringName);
     while (response_headers->EnumerateHeader(&iterator, name, &value)) {
       response->addHTTPHeaderField(webStringName,
                                    WebString::fromLatin1(value));
     }
   }
   return true;
 }
 
 }  // namespace content