Add check for PlzNavigate in ServiceWorkerFetchDispatcher.

content/browser/service_worker/service_worker_fetch_dispatcher.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_fetch_dispatcher.h"
 
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/feature_list.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/loader/resource_request_info_impl.h"
 #include "content/browser/service_worker/embedded_worker_status.h"
 #include "content/browser/service_worker/service_worker_version.h"
 #include "content/common/service_worker/fetch_event_dispatcher.mojom.h"
 #include "content/common/service_worker/service_worker_messages.h"
 #include "content/common/service_worker/service_worker_status_code.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/common/service_worker/service_worker_utils.h"
 #include "content/common/url_loader.mojom.h"
 #include "content/common/url_loader_factory.mojom.h"
+#include "content/public/common/browser_side_navigation_policy.h"
 #include "content/public/common/content_features.h"
 #include "net/log/net_log.h"
 #include "net/log/net_log_capture_mode.h"
 #include "net/log/net_log_event_type.h"
 #include "net/url_request/url_request.h"
 
 namespace content {
 
 namespace {
 
@@ skipping 253 matching lines @@
     return;
   // TODO(horo): Currently NavigationPreload doesn't support request body.
   if (!request_->blob_uuid.empty())
     return;
   if (!base::FeatureList::IsEnabled(
           features::kServiceWorkerNavigationPreload)) {
     // TODO(horo): Check |version_|'s origin_trial_tokens() here if we use
     // Origin-Trial for NavigationPreload.
     return;
   }
+  if (IsBrowserSideNavigationEnabled()) {
+    // TODO(horo): Support NavigationPreload with PlzNavigate.
+    NOTIMPLEMENTED();
+    return;
+  }
   DCHECK(!url_loader_factory_getter.is_null());
   mojom::URLLoaderFactoryPtr factory;
   url_loader_factory_getter.Run(mojo::GetProxy(&factory));
   if (url_loader_factory_getter.IsCancelled())
     return;
 
   preload_handle_ = mojom::FetchEventPreloadHandle::New();
   const ResourceRequestInfoImpl* original_info =
       ResourceRequestInfoImpl::ForRequest(original_request);
 
@@ skipping 26 matching lines @@
 }
 
 ServiceWorkerMetrics::EventType ServiceWorkerFetchDispatcher::GetEventType()
     const {
   if (request_->fetch_type == ServiceWorkerFetchType::FOREIGN_FETCH)
     return ServiceWorkerMetrics::EventType::FOREIGN_FETCH;
   return ResourceTypeToEventType(resource_type_);
 }
 
 }  // namespace content