Implement headers attributes in ForeignFetchResponse

third_party/WebKit/Source/modules/fetch/Response.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/Response.h"
 
 #include "bindings/core/v8/Dictionary.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8ArrayBuffer.h"
@@ skipping 41 matching lines @@
         response->headerList()->append(i->key, i->value);
     }
 
     response->replaceBodyStreamBuffer(new BodyStreamBuffer(scriptState, FetchBlobDataConsumerHandle::create(scriptState->getExecutionContext(), webResponse.blobDataHandle())));
 
     // Filter the response according to |webResponse|'s ResponseType.
     switch (webResponse.responseType()) {
     case WebServiceWorkerResponseTypeBasic:
         response = response->createBasicFilteredResponse();
         break;
-    case WebServiceWorkerResponseTypeCORS:
-        response = response->createCORSFilteredResponse();
+    case WebServiceWorkerResponseTypeCORS: {
+        HTTPHeaderSet headerNames;
+        for (const auto& header : webResponse.corsExposedHeaderNames())
+            headerNames.add(String(header));
+        response = response->createCORSFilteredResponse(headerNames);
         break;
+    }
     case WebServiceWorkerResponseTypeOpaque:
         response = response->createOpaqueFilteredResponse();
         break;
     case WebServiceWorkerResponseTypeOpaqueRedirect:
         response = response->createOpaqueRedirectFilteredResponse();
         break;
     case WebServiceWorkerResponseTypeDefault:
         break;
     case WebServiceWorkerResponseTypeError:
         ASSERT(response->getType() == FetchResponseData::ErrorType);
@@ skipping 342 matching lines @@
 }
 
 DEFINE_TRACE(Response)
 {
     Body::trace(visitor);
     visitor->trace(m_response);
     visitor->trace(m_headers);
 }
 
 } // namespace blink