Support redirect responses for NavigationPreload

content/renderer/service_worker/service_worker_context_client.cc

 // Copyright 2015 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/renderer/service_worker/service_worker_context_client.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/lazy_instance.h"
@@ skipping 33 matching lines @@
 #include "content/public/renderer/document_state.h"
 #include "content/renderer/devtools/devtools_agent.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/service_worker/embedded_worker_devtools_agent.h"
 #include "content/renderer/service_worker/embedded_worker_dispatcher.h"
 #include "content/renderer/service_worker/embedded_worker_instance_client_impl.h"
 #include "content/renderer/service_worker/service_worker_type_converters.h"
 #include "content/renderer/service_worker/service_worker_type_util.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_message_macros.h"
+#include "net/http/http_response_headers.h"
 #include "third_party/WebKit/public/platform/URLConversion.h"
 #include "third_party/WebKit/public/platform/WebMessagePortChannel.h"
 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
 #include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebURLResponse.h"
 #include "third_party/WebKit/public/platform/modules/background_fetch/WebBackgroundFetchSettledFetch.h"
 #include "third_party/WebKit/public/platform/modules/notifications/WebNotificationData.h"
 #include "third_party/WebKit/public/platform/modules/payments/WebPaymentAppRequest.h"
 #include "third_party/WebKit/public/platform/modules/payments/WebPaymentAppResponse.h"
@@ skipping 310 matching lines @@
     response_ = base::MakeUnique<blink::WebURLResponse>();
     // TODO(horo): Set report_security_info to true when DevTools is attached.
     const bool report_security_info = false;
     WebURLLoaderImpl::PopulateURLResponse(url_, response_head, response_.get(),
                                           report_security_info);
     MaybeReportResponseToClient();
   }
 
   void OnReceiveRedirect(const net::RedirectInfo& redirect_info,
                          const ResourceResponseHead& response_head) override {
+    DCHECK(!response_);
+    DCHECK(net::HttpResponseHeaders::IsRedirectResponseCode(
+        response_head.headers->response_code()));
+
+    ServiceWorkerContextClient* client =
+        ServiceWorkerContextClient::ThreadSpecificInstance();
+    if (!client)
+      return;
+    response_ = base::MakeUnique<blink::WebURLResponse>();
+    WebURLLoaderImpl::PopulateURLResponse(url_, response_head, response_.get(),
+                                          false /* report_security_info */);
+    client->OnNavigationPreloadResponse(fetch_event_id_, std::move(response_),
+                                        nullptr);
     // This will delete |this|.
-    ReportErrorToClient(
-        "Service Worker navigation preload doesn't support redirects.");
+    client->OnNavigationPreloadComplete(fetch_event_id_);
   }
 
   void OnDataDownloaded(int64_t data_length,
                         int64_t encoded_data_length) override {
     NOTREACHED();
   }
 
   void OnUploadProgress(int64_t current_position,
                         int64_t total_size,
                         const base::Closure& ack_callback) override {
@@ skipping 1112 matching lines @@
 }
 
 base::WeakPtr<ServiceWorkerContextClient>
 ServiceWorkerContextClient::GetWeakPtr() {
   DCHECK(worker_task_runner_->RunsTasksOnCurrentThread());
   DCHECK(context_);
   return context_->weak_factory.GetWeakPtr();
 }
 
 }  // namespace content