[ServiceWorker] Make Response class better conformance with the spec.

Source/modules/serviceworkers/FetchManager.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 "config.h"
 #include "FetchManager.h"
 
+#include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/fileapi/Blob.h"
 #include "core/loader/ThreadableLoader.h"
 #include "core/loader/ThreadableLoaderClient.h"
 #include "core/xml/XMLHttpRequest.h"
 #include "modules/serviceworkers/Response.h"
 #include "modules/serviceworkers/ResponseInit.h"
@@ skipping 60 matching lines @@
         // FIXME: Set the ContentType correctly.
     }
     ResponseInit responseInit;
     // FIXME: We may have to filter the status when we support CORS.
     // http://fetch.spec.whatwg.org/#concept-filtered-response-opaque
     responseInit.status = m_response.httpStatusCode();
     responseInit.statusText = m_response.httpStatusText();
     // FIXME: fill options.
     RefPtrWillBeRawPtr<Blob> blob = Blob::create(BlobDataHandle::create(blobData.release(), m_downloadedBlobLength));
     // FIXME: Handle response status correctly.
-    m_resolver->resolve(Response::create(blob.get(), responseInit));
+    NonThrowableExceptionState exceptionState;
+    m_resolver->resolve(Response::create(blob.get(), responseInit, exceptionState));
     notifyFinished();
 }
 
 void FetchManager::Loader::didFail(const ResourceError& error)
 {
     failed();
 }
 
 void FetchManager::Loader::didFailAccessControlCheck(const ResourceError& error)
 {
@@ skipping 89 matching lines @@
 }
 
 bool FetchManager::isUsefulMethod(const String& method)
 {
     // "A useful method is a method that is not a forbidden method."
     // "A forbidden method is a method that is a byte case-insensitive match for one of `CONNECT`, `TRACE`, and `TRACK`."
     return XMLHttpRequest::isAllowedHTTPMethod(method);
 }
 
 } // namespace WebCore