[ServiceWorker] Propagates ServiceWorker fetched response's URL and wasFetchedViaServiceWorker flag.

content/browser/service_worker/service_worker_controllee_request_handler.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/browser/service_worker/service_worker_controllee_request_handler.h"
 
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_metrics.h"
 #include "content/browser/service_worker/service_worker_provider_host.h"
 #include "content/browser/service_worker/service_worker_registration.h"
@@ skipping 78 matching lines @@
     // If we know we can fallback to network at this point (in case
     // the storage lookup returned immediately), just return NULL here to
     // fallback to network.
     job_ = NULL;
     return NULL;
   }
 
   return job_.get();
 }
 
+void ServiceWorkerControlleeRequestHandler::GetExtraResponseInfo(
+    bool* was_fetched_via_service_worker,
+    GURL* original_url_via_service_worker) const {
+  if (!job_) {
+    *was_fetched_via_service_worker = false;
+    *original_url_via_service_worker = GURL();
+    return;
+  }
+  job_->GetExtraResponseInfo(was_fetched_via_service_worker,
+                             original_url_via_service_worker);
+}
+
 void ServiceWorkerControlleeRequestHandler::PrepareForMainResource(
     const GURL& url) {
   DCHECK(job_.get());
   DCHECK(context_);
   // The corresponding provider_host may already have associate version in
   // redirect case, unassociate it now.
   provider_host_->UnsetVersion(NULL);
 
   GURL stripped_url = net::SimplifyUrlForRequest(url);
   provider_host_->SetDocumentUrl(stripped_url);
@@ skipping 27 matching lines @@
 }
 
 void ServiceWorkerControlleeRequestHandler::PrepareForSubResource() {
   DCHECK(job_.get());
   DCHECK(context_);
   DCHECK(provider_host_->active_version());
   job_->ForwardToServiceWorker();
 }
 
 }  // namespace content