Use net::HttpResponseHeaders::IsRedirectResponseCode() from Blink

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"
 #include "bindings/core/v8/V8ArrayBufferView.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8Blob.h"
 #include "bindings/core/v8/V8FormData.h"
 #include "bindings/core/v8/V8HiddenValue.h"
 #include "bindings/core/v8/V8URLSearchParams.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMArrayBufferView.h"
 #include "core/dom/URLSearchParams.h"
 #include "core/fileapi/Blob.h"
 #include "core/html/FormData.h"
 #include "core/streams/ReadableStreamOperations.h"
 #include "modules/fetch/BlobBytesConsumer.h"
 #include "modules/fetch/BodyStreamBuffer.h"
 #include "modules/fetch/FormDataBytesConsumer.h"
 #include "modules/fetch/ResponseInit.h"
 #include "platform/network/EncodedFormData.h"
 #include "platform/network/HTTPHeaderMap.h"
+#include "platform/network/NetworkUtils.h"
 #include "public/platform/modules/serviceworker/WebServiceWorkerResponse.h"
 #include "wtf/RefPtr.h"
 #include <memory>
 
 namespace blink {
 
 namespace {
 
 FetchResponseData* createFetchResponseDataFromWebResponse(
     ScriptState* scriptState,
@@ skipping 266 matching lines @@
 Response* Response::redirect(ExecutionContext* context,
                              const String& url,
                              unsigned short status,
                              ExceptionState& exceptionState) {
   KURL parsedURL = context->completeURL(url);
   if (!parsedURL.isValid()) {
     exceptionState.throwTypeError("Failed to parse URL from " + url);
     return nullptr;
   }
 
-  if (status != 301 && status != 302 && status != 303 && status != 307 &&
-      status != 308) {
+  if (!NetworkUtils::isRedirectResponseCode(status)) {
     exceptionState.throwRangeError("Invalid status code");
     return nullptr;
   }
 
   Response* r = new Response(context);
   r->m_headers->setGuard(Headers::ImmutableGuard);
   r->m_response->setStatus(status);
   r->m_response->headerList()->set("Location", parsedURL);
 
   return r;
@@ skipping 134 matching lines @@
       V8HiddenValue::internalBodyBuffer(scriptState->isolate()), bodyBuffer);
 }
 
 DEFINE_TRACE(Response) {
   Body::trace(visitor);
   visitor->trace(m_response);
   visitor->trace(m_headers);
 }
 
 }  // namespace blink