PlzNavigate: detect when a ServiceWorker is present

content/browser/loader/navigation_url_loader_impl_core.h

Index: content/browser/loader/navigation_url_loader_impl_core.h
diff --git a/content/browser/loader/navigation_url_loader_impl_core.h b/content/browser/loader/navigation_url_loader_impl_core.h
index 46c46c207558bed99de5b31c47975c0dbd1aece2..1a7a152c1dd7faa7b00f5a54763c7be813e7cbf5 100644
--- a/content/browser/loader/navigation_url_loader_impl_core.h
+++ b/content/browser/loader/navigation_url_loader_impl_core.h
@@ -10,6 +10,7 @@
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "content/browser/loader/navigation_url_loader_impl.h"
+#include "content/common/service_worker/service_worker_status_code.h"
 
 namespace net {
 class URLRequest;
@@ -24,7 +25,8 @@ class NavigationData;
 class ResourceContext;
 class ResourceHandler;
 class ResourceRequestBody;
-class ServiceWorkerNavigationHandleCore;
+class ServiceWorkerContextWrapper;
+class ServiceWorkerRegistration;
 class StreamHandle;
 struct ResourceResponse;
 
@@ -42,7 +44,7 @@ class NavigationURLLoaderImplCore {
 
   // Starts the request.
   void Start(ResourceContext* resource_context,
-             ServiceWorkerNavigationHandleCore* service_worker_handle_core,
+             ServiceWorkerContextWrapper* service_worker_context_wrapper,
              std::unique_ptr<NavigationRequestInfo> request_info);
 
   // Follows the current pending redirect.
@@ -68,8 +70,18 @@ class NavigationURLLoaderImplCore {
   void NotifyRequestFailed(bool in_cache, int net_error);
 
  private:
+  // Called when done checking whether the navigation has a ServiceWorker
+  // registered for it.
+  void OnServiceWorkerChecksPerformed(
+      ServiceWorkerStatusCode status,
+      const scoped_refptr<ServiceWorkerRegistration>& registration);
+
   base::WeakPtr<NavigationURLLoaderImpl> loader_;
   NavigationResourceHandler* resource_handler_;
+  std::unique_ptr<NavigationRequestInfo> request_info_;
+  ResourceContext* resource_context_;
+
+  base::WeakPtrFactory<NavigationURLLoaderImplCore> factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationURLLoaderImplCore);
 };